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Database: PDB
Entry: 1TK2
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HEADER    HYDROLASE/ANTIBIOTIC                    08-JUN-04   1TK2              
TITLE     CRYSTAL STRUCTURE OF THE COMPLEX FORMED BETWEEN ALKALINE PROTEINASE   
TITLE    2 SAVINASE AND GRAMICIDIN S AT 1.5A RESOLUTION                         
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: SUBTILISIN SAVINASE;                                       
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: ALKALINE PROTEASE;                                          
COMPND   5 EC: 3.4.21.62;                                                       
COMPND   6 MOL_ID: 2;                                                           
COMPND   7 MOLECULE: GRAMICIDIN S;                                              
COMPND   8 CHAIN: B;                                                            
COMPND   9 SYNONYM: GRAMICIDIN SOVIET;                                          
COMPND  10 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: BACILLUS LENTUS;                                
SOURCE   3 ORGANISM_TAXID: 1467;                                                
SOURCE   4 MOL_ID: 2;                                                           
SOURCE   5 SYNTHETIC: YES;                                                      
SOURCE   6 ORGANISM_SCIENTIFIC: BREVIBACILLUS BREVIS;                           
SOURCE   7 ORGANISM_TAXID: 1393                                                 
KEYWDS    GRAMICIDIN, ANTIBIOTIC, ANTIFUNGAL, ANTIBACTERIAL, CYCLIC GRAMICIDIN, 
KEYWDS   2 MEMBRANE ION CHANNEL, HYDROLASE-ANTIBIOTIC COMPLEX                   
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    V.S.BHATT,P.KAUR,S.KLUPSCH,C.BETZEL,S.BRENNER,T.P.SINGH               
REVDAT   5   23-AUG-23 1TK2    1       REMARK LINK                              
REVDAT   4   27-JUL-11 1TK2    1       REMARK                                   
REVDAT   3   13-JUL-11 1TK2    1       VERSN                                    
REVDAT   2   24-FEB-09 1TK2    1       VERSN                                    
REVDAT   1   22-JUN-04 1TK2    0                                                
JRNL        AUTH   V.S.BHATT,P.KAUR,S.KLUPSCH,C.BETZEL,S.BRENNER,T.P.SINGH      
JRNL        TITL   CRYSTAL STRUCTURE OF THE COMPLEX FORMED BETWEEN ALKALINE     
JRNL        TITL 2 PROTEINASE SAVINASE AND GRAMICIDIN S AT 1.5A RESOLUTION.     
JRNL        REF    TO BE PUBLISHED                                              
JRNL        REFN                                                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.54 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5                                             
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.54                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 27.32                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 100.0                          
REMARK   3   NUMBER OF REFLECTIONS             : 31702                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.170                           
REMARK   3   R VALUE            (WORKING SET) : 0.169                           
REMARK   3   FREE R VALUE                     : 0.189                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 3.200                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1038                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 1.54                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.58                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 2163                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.1770                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 63                           
REMARK   3   BIN FREE R VALUE                    : 0.2190                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1961                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 2                                       
REMARK   3   SOLVENT ATOMS            : 192                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 16.93                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.60000                                              
REMARK   3    B22 (A**2) : -0.42000                                             
REMARK   3    B33 (A**2) : -0.18000                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.081         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.077         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.062         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.679         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.955                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.948                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  1994 ; 0.016 ; 0.021       
REMARK   3   BOND LENGTHS OTHERS               (A):  1774 ; 0.001 ; 0.020       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  2717 ; 1.821 ; 1.934       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  4128 ; 0.973 ; 3.000       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   273 ; 5.594 ; 3.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   305 ;18.589 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   318 ; 0.106 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  2290 ; 0.008 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):   367 ; 0.004 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):   445 ; 0.368 ; 0.300       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  1644 ; 0.220 ; 0.300       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION OTHERS         (A):     2 ; 0.102 ; 0.500       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):   143 ; 0.146 ; 0.500       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):    14 ; 0.267 ; 0.300       
REMARK   3   SYMMETRY VDW OTHERS               (A):    22 ; 0.327 ; 0.300       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):     7 ; 0.200 ; 0.500       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):  1369 ; 1.010 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  2167 ; 1.922 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):   625 ; 3.107 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):   550 ; 4.805 ; 4.500       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : BABINET MODEL WITH MASK                              
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.40                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING   
REMARK   3  POSITIONS                                                           
REMARK   4                                                                      
REMARK   4 1TK2 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 10-JUN-04.                  
REMARK 100 THE DEPOSITION ID IS D_1000022707.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 17-AUG-91                          
REMARK 200  TEMPERATURE           (KELVIN) : 277                                
REMARK 200  PH                             : 6.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : EMBL/DESY, HAMBURG                 
REMARK 200  BEAMLINE                       : X11                                
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.009                              
REMARK 200  MONOCHROMATOR                  : GRAPHITE                           
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : OSCILLATION CAMERA                 
REMARK 200  DETECTOR MANUFACTURER          : CUSTOM-MADE                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : CCP4 (SCALA)                       
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 31702                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : NULL                               
REMARK 200  RESOLUTION RANGE LOW       (A) : NULL                               
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : NULL                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : NULL                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: AMORE                                                 
REMARK 200 STARTING MODEL: PDB ENTRY 1SVN                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 35.80                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.00                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.33M NACL, 10% PEG 4000, PH 6.5,        
REMARK 280  VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 291K                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21                       
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
REMARK 290       4555   X+1/2,-Y+1/2,-Z                                         
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000       38.12500            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       20.44500            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       36.67000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       20.44500            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       38.12500            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       36.67000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 300 REMARK: THE BIOLOGICAL UNIT IS MONOMER                               
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 1160 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 9630 ANGSTROM**2                        
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -22.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B                                  
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 400                                                                      
REMARK 400 COMPOUND                                                             
REMARK 400 GRAMICIDIN S IS A CYCLODECAPEPTIDE, CONSTRUCTED AS TWO               
REMARK 400  IDENTICAL PENTAPEPTIDES JOINED HEAD TO TAIL, PRODUCED BY            
REMARK 400  THE GRAM POSITIVE BACTERIUM BACILLUS BREVIS                         
REMARK 400  HERE, GRAMICIDIN S IS REPRESENTED BY THE SEQUENCE (SEQRES)          
REMARK 400                                                                      
REMARK 400 THE GRAMICIDIN S IS CYCLIC PEPTIDE, A MEMBER OF ANTIBIOTIC CLASS.    
REMARK 400                                                                      
REMARK 400  GROUP: 1                                                            
REMARK 400   NAME: GRAMICIDIN S                                                 
REMARK 400   CHAIN: B                                                           
REMARK 400   COMPONENT_1: PEPTIDE LIKE POLYMER                                  
REMARK 400   DESCRIPTION: GRAMICIDIN S IS A DECAPEPTIDE, RESIDUES 1 AND 10      
REMARK 400                FORM A PEPTIDE BOND RESULTING IN CYCLIZATION.         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS                                      
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3)               
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   RES CSSEQI ATM2   DEVIATION                     
REMARK 500    DPN B   9   CB    DPN B   9   CG     -0.118                       
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    LEU B   3   CB  -  CA  -  C   ANGL. DEV. =  13.1 DEGREES          
REMARK 500    LEU B   3   CA  -  CB  -  CG  ANGL. DEV. = -14.5 DEGREES          
REMARK 500    DPN B   9   CB  -  CG  -  CD2 ANGL. DEV. =  -6.5 DEGREES          
REMARK 500    PRO B  10   C   -  N   -  CA  ANGL. DEV. =  -9.6 DEGREES          
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    ASP A  32     -150.42   -163.08                                   
REMARK 500    ALA A  73       24.73   -146.48                                   
REMARK 500    ASN A  77     -150.98   -157.12                                   
REMARK 500    VAL A  81     -161.49   -119.79                                   
REMARK 500    THR A 213     -164.26   -128.83                                   
REMARK 500    PRO B   5        9.86    -64.12                                   
REMARK 500    LEU B   8      110.11    160.86                                   
REMARK 500    DPN B   9     -178.36     58.14                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS                                         
REMARK 500                                                                      
REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH          
REMARK 500 CIS AND TRANS CONFORMATION.  CIS BONDS, IF ANY, ARE LISTED           
REMARK 500 ON CISPEP RECORDS.  TRANS IS DEFINED AS 180 +/- 30 AND               
REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES.                                  
REMARK 500                                 MODEL     OMEGA                      
REMARK 500 VAL B    1     ORN B    2                 -148.15                    
REMARK 500 ORN B    7     LEU B    8                 -146.39                    
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY                                       
REMARK 500                                                                      
REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY                       
REMARK 500 TORSION ANGLE, C(I) - CA(I) - N(I+1) - O(I), GREATER                 
REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME;                     
REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;                            
REMARK 500 I=INSERTION CODE).                                                   
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        ANGLE                                           
REMARK 500    DPN B   9         15.73                                           
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CA A1277  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 GLN A   2   OE1                                                    
REMARK 620 2 ASP A  41   OD1 150.6                                              
REMARK 620 3 ASP A  41   OD2 156.1  50.0                                        
REMARK 620 4 LEU A  75   O    77.5  82.7 102.3                                  
REMARK 620 5 ILE A  79   O    92.5 101.0  92.3 163.2                            
REMARK 620 6 VAL A  81   O    80.9 119.4  75.2  86.4 105.5                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CA A1276  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ALA A 169   O                                                      
REMARK 620 2 TYR A 171   O    97.2                                              
REMARK 620 3 ALA A 174   O   104.6  91.1                                        
REMARK 620 4 HOH A2114   O    94.1  96.5 158.9                                  
REMARK 620 5 HOH A2137   O   123.1 138.1  89.3  72.0                            
REMARK 620 N                    1     2     3     4                             
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 1276                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 1277                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR CHAIN B OF GRAMICIDIN S           
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 2XDC   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF GRAMICIDIN A FROM CRYSTALS GROWN IN A LIPID     
REMARK 900 CUBIC PHASE. RELATED ENTRIES                                         
REMARK 900 RELATED ID: 1AV2   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF GRAMICIDIN A COMPLEXED WITH CESIUM CHLORIDE     
REMARK 900 RELATED ID: 1BDW   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF GRAMICIDIN A FROM BACILLUS BREVIS               
REMARK 900 RELATED ID: 1C4D   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF GRAMICIDIN A COMPLEXED WITH CESIUM CHLORIDE     
REMARK 900 RELATED ID: 1GMK   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF GRAMICIDIN A COMPLRXED WITH POTASSIUM           
REMARK 900 THIOCYANATE                                                          
REMARK 900 RELATED ID: 1GRM   RELATED DB: PDB                                   
REMARK 900 SOLUTION STRUCTURE OF THE GRAMICIDIN A                               
REMARK 900 RELATED ID: 1JNO   RELATED DB: PDB                                   
REMARK 900 SOLUTION STRUCTURE OF GRAMICIDIN A IN SODIUM DODECYL SULFATE         
REMARK 900 MICELLES                                                             
REMARK 900 RELATED ID: 1KQE   RELATED DB: PDB                                   
REMARK 900 SOLUTION STRUCTURE OF A LINKED SHORTENED GRAMICIDIN A IN BENZENE/    
REMARK 900 ACETONE 10:1                                                         
REMARK 900 RELATED ID: 1MAG   RELATED DB: PDB                                   
REMARK 900 SOLID STATE NMR STRUCTURE OF GRAMICIDIN A IN HYDRATED DMPC BILAYERS, 
REMARK 900 RELATED ID: 1MIC   RELATED DB: PDB                                   
REMARK 900 SOLUTION STRUCTURE OF GRAMICIDIN A IN METHANOL IN THE PRESENCE OF    
REMARK 900 CACL                                                                 
REMARK 900 RELATED ID: 1NG8   RELATED DB: PDB                                   
REMARK 900 SOLUTION STRUCTURE OF GRAMICIDIN A (W15G) IN SODIUM DODECYL SULFATE  
REMARK 900 MICELLES                                                             
REMARK 900 RELATED ID: 1NRM   RELATED DB: PDB                                   
REMARK 900 SOLUTION STRUCTURE OF GRAMICIDIN A IN DODECYL PHOSPHOCHOLINE         
REMARK 900 MICELLES                                                             
REMARK 900 RELATED ID: 1NRU   RELATED DB: PDB                                   
REMARK 900 SOLUTION STRUCTURE OF GRAMICIDIN A IN DODECYL PHOSPHOCHOLINE         
REMARK 900 MICELLES IN THE PRESENCE OF EXCESS NA+                               
REMARK 900 RELATED ID: 1NT5   RELATED DB: PDB                                   
REMARK 900 SOLUTION STRUCTURE OF GRAMICIDIN A (V1F) IN SODIUM DODECYL SULFATE   
REMARK 900 MICELLES                                                             
REMARK 900 RELATED ID: 1JO3   RELATED DB: PDB                                   
REMARK 900 SOLUTION STRUCTURE OF GRAMICIDIN B IN SODIUM DODECYL SULFATE         
REMARK 900 MICELLES                                                             
REMARK 900 RELATED ID: 1JO4   RELATED DB: PDB                                   
REMARK 900 SOLUTION STRUCTURE OF GRAMICIDIN C IN SODIUM DODECYL SULFATE         
REMARK 900 MICELLES                                                             
REMARK 900 RELATED ID: 1NT6   RELATED DB: PDB                                   
REMARK 900 SOLUTION STRUCTURE OF F1-GRAMICIDIN C IN SODIUM DODECYL SULFATE      
REMARK 900 MICELLES                                                             
REMARK 900 RELATED ID: 1TKQ   RELATED DB: PDB                                   
REMARK 900 SOLUTION STRUCTURE OF A LINKED UNSYMMETRIC GRAMICIDIN A IN A         
REMARK 900 MEMBRANE-ISOELECTRICAL SOLVENTS MIXTURE, IN THE PRESENCE OF CSCL     
REMARK 900 RELATED ID: 1W5U   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF GRAMICIDIN D IN ETHANOL                         
REMARK 900 RELATED ID: 2IZQ   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF GRAMICIDIN D COMPLEX WITH KI IN METHANOL        
REMARK 900 RELATED ID: 3L8L   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF GRAMICIDIN D COMPLEX WITH NAI                   
REMARK 900 RELATED ID: 1AL4   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF GRAMICIDIN D IN N-PROPANOL                      
REMARK 900 RELATED ID: 1ALX   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF GRAMICIDIN D IN METHANOL                        
REMARK 900 RELATED ID: 1ALZ   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF GRAMICIDIN D IN ETHANOL                         
DBREF  1TK2 A    1   269  UNP    P29600   SUBS_BACLE       1    269             
DBREF  1TK2 B    1    10  NOR    NOR00249 NOR00249         1     10             
SEQRES   1 A  269  ALA GLN SER VAL PRO TRP GLY ILE SER ARG VAL GLN ALA          
SEQRES   2 A  269  PRO ALA ALA HIS ASN ARG GLY LEU THR GLY SER GLY VAL          
SEQRES   3 A  269  LYS VAL ALA VAL LEU ASP THR GLY ILE SER THR HIS PRO          
SEQRES   4 A  269  ASP LEU ASN ILE ARG GLY GLY ALA SER PHE VAL PRO GLY          
SEQRES   5 A  269  GLU PRO SER THR GLN ASP GLY ASN GLY HIS GLY THR HIS          
SEQRES   6 A  269  VAL ALA GLY THR ILE ALA ALA LEU ASN ASN SER ILE GLY          
SEQRES   7 A  269  VAL LEU GLY VAL ALA PRO SER ALA GLU LEU TYR ALA VAL          
SEQRES   8 A  269  LYS VAL LEU GLY ALA SER GLY SER GLY SER VAL SER SER          
SEQRES   9 A  269  ILE ALA GLN GLY LEU GLU TRP ALA GLY ASN ASN GLY MET          
SEQRES  10 A  269  HIS VAL ALA ASN LEU SER LEU GLY SER PRO SER PRO SER          
SEQRES  11 A  269  ALA THR LEU GLU GLN ALA VAL ASN SER ALA THR SER ARG          
SEQRES  12 A  269  GLY VAL LEU VAL VAL ALA ALA SER GLY ASN SER GLY ALA          
SEQRES  13 A  269  GLY SER ILE SER TYR PRO ALA ARG TYR ALA ASN ALA MET          
SEQRES  14 A  269  ALA VAL GLY ALA THR ASP GLN ASN ASN ASN ARG ALA SER          
SEQRES  15 A  269  PHE SER GLN TYR GLY ALA GLY LEU ASP ILE VAL ALA PRO          
SEQRES  16 A  269  GLY VAL ASN VAL GLN SER THR TYR PRO GLY SER THR TYR          
SEQRES  17 A  269  ALA SER LEU ASN GLY THR SER MET ALA THR PRO HIS VAL          
SEQRES  18 A  269  ALA GLY ALA ALA ALA LEU VAL LYS GLN LYS ASN PRO SER          
SEQRES  19 A  269  TRP SER ASN VAL GLN ILE ARG ASN HIS LEU LYS ASN THR          
SEQRES  20 A  269  ALA THR SER LEU GLY SER THR ASN LEU TYR GLY SER GLY          
SEQRES  21 A  269  LEU VAL ASN ALA GLU ALA ALA THR ARG                          
SEQRES   1 B   10  VAL ORN LEU DPN PRO VAL ORN LEU DPN PRO                      
HET    ORN  B   2       8                                                       
HET    DPN  B   4      11                                                       
HET    ORN  B   7       8                                                       
HET    DPN  B   9      11                                                       
HET     CA  A1276       1                                                       
HET     CA  A1277       1                                                       
HETNAM     ORN L-ORNITHINE                                                      
HETNAM     DPN D-PHENYLALANINE                                                  
HETNAM      CA CALCIUM ION                                                      
FORMUL   2  ORN    2(C5 H12 N2 O2)                                              
FORMUL   2  DPN    2(C9 H11 N O2)                                               
FORMUL   3   CA    2(CA 2+)                                                     
FORMUL   5  HOH   *192(H2 O)                                                    
HELIX    1   1 PRO A    5  VAL A   11  1                                   7    
HELIX    2   2 GLN A   12  ASN A   18  1                                   7    
HELIX    3   3 GLY A   63  ALA A   74  1                                  12    
HELIX    4   4 SER A  103  ASN A  117  1                                  15    
HELIX    5   5 SER A  132  ARG A  145  1                                  14    
HELIX    6   6 GLY A  219  ASN A  238  1                                  20    
HELIX    7   7 SER A  242  THR A  253  1                                  12    
HELIX    8   8 SER A  259  GLY A  264  1                                   6    
HELIX    9   9 ASN A  269  THR A  274  1                                   6    
SHEET    1  AA 7 ILE A  44  SER A  49  0                                        
SHEET    2  AA 7 GLU A  89  LYS A  94  1  O  LEU A  90   N  ARG A  45           
SHEET    3  AA 7 LYS A  27  ASP A  32  1  O  VAL A  28   N  TYR A  91           
SHEET    4  AA 7 VAL A 121  LEU A 124  1  O  VAL A 121   N  ALA A  29           
SHEET    5  AA 7 LEU A 148  ALA A 152  1  O  LEU A 148   N  ALA A 122           
SHEET    6  AA 7 ALA A 174  THR A 180  1  O  MET A 175   N  ALA A 151           
SHEET    7  AA 7 ILE A 198  PRO A 201  1  O  ILE A 198   N  GLY A 178           
SHEET    1  AB 2 VAL A 205  TYR A 209  0                                        
SHEET    2  AB 2 THR A 213  LEU A 217 -1  O  THR A 213   N  TYR A 209           
SHEET    1  BA 2 ORN B   2  LEU B   3  0                                        
SHEET    2  BA 2 VAL B   6  ORN B   7 -1  O  VAL B   6   N  LEU B   3           
LINK         C   VAL B   1                 N   ORN B   2     1555   1555  1.33  
LINK         N   VAL B   1                 C   PRO B  10     1555   1555  1.32  
LINK         C   ORN B   2                 N   LEU B   3     1555   1555  1.32  
LINK         C   LEU B   3                 N   DPN B   4     1555   1555  1.35  
LINK         C   DPN B   4                 N   PRO B   5     1555   1555  1.34  
LINK         C   VAL B   6                 N   ORN B   7     1555   1555  1.32  
LINK         C   ORN B   7                 N   LEU B   8     1555   1555  1.30  
LINK         C   LEU B   8                 N   DPN B   9     1555   1555  1.28  
LINK         C   DPN B   9                 N   PRO B  10     1555   1555  1.32  
LINK         OE1 GLN A   2                CA    CA A1277     1555   1555  2.30  
LINK         OD1 ASP A  41                CA    CA A1277     1555   1555  2.52  
LINK         OD2 ASP A  41                CA    CA A1277     1555   1555  2.48  
LINK         O   LEU A  75                CA    CA A1277     1555   1555  2.46  
LINK         O   ILE A  79                CA    CA A1277     1555   1555  2.22  
LINK         O   VAL A  81                CA    CA A1277     1555   1555  2.37  
LINK         O   ALA A 169                CA    CA A1276     1555   1555  2.29  
LINK         O   TYR A 171                CA    CA A1276     1555   1555  2.32  
LINK         O   ALA A 174                CA    CA A1276     1555   1555  2.32  
LINK        CA    CA A1276                 O   HOH A2114     1555   1555  2.73  
LINK        CA    CA A1276                 O   HOH A2137     1555   1555  2.32  
CISPEP   1 TYR A  167    PRO A  168          0         6.44                     
SITE     1 AC1  5 ALA A 169  TYR A 171  ALA A 174  HOH A2114                    
SITE     2 AC1  5 HOH A2137                                                     
SITE     1 AC2  6 GLN A   2  ASP A  41  LEU A  75  ASN A  77                    
SITE     2 AC2  6 ILE A  79  VAL A  81                                          
SITE     1 AC3 16 LEU A  96  GLY A 100  GLY A 102  ILE A 107                    
SITE     2 AC3 16 LEU A 126  GLY A 127  SER A 128  PRO A 129                    
SITE     3 AC3 16 SER A 130  GLY A 154  ASN A 155  SER A 166                    
SITE     4 AC3 16 GLN A 191  SER A 240  HOH A2127  HOH B2001                    
CRYST1   76.250   73.340   40.890  90.00  90.00  90.00 P 21 21 21    4          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.013115  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.013635  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.024456        0.00000                         
(ATOM LINES ARE NOT SHOWN.)
END                                                                             
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