ID U1JSP6_9GAMM Unreviewed; 626 AA.
AC U1JSP6;
DT 13-NOV-2013, integrated into UniProtKB/TrEMBL.
DT 13-NOV-2013, sequence version 1.
DT 24-JAN-2024, entry version 32.
DE RecName: Full=Peptidoglycan D,D-transpeptidase MrdA {ECO:0000256|HAMAP-Rule:MF_02081};
DE EC=3.4.16.4 {ECO:0000256|HAMAP-Rule:MF_02081};
DE AltName: Full=Penicillin-binding protein 2 {ECO:0000256|HAMAP-Rule:MF_02081};
DE Short=PBP-2 {ECO:0000256|HAMAP-Rule:MF_02081};
GN Name=mrdA {ECO:0000256|HAMAP-Rule:MF_02081};
GN ORFNames=PMAN_02850 {ECO:0000313|EMBL:ERG28193.1};
OS Pseudoalteromonas marina DSM 17587.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Alteromonadales;
OC Pseudoalteromonadaceae; Pseudoalteromonas.
OX NCBI_TaxID=1117316 {ECO:0000313|EMBL:ERG28193.1, ECO:0000313|Proteomes:UP000016528};
RN [1] {ECO:0000313|EMBL:ERG28193.1, ECO:0000313|Proteomes:UP000016528}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 17587 {ECO:0000313|Proteomes:UP000016528};
RX PubMed=22535931; DOI=10.1128/JB.00265-12;
RA Xie B.B., Shu Y.L., Qin Q.L., Rong J.C., Zhang X.Y., Chen X.L., Shi M.,
RA He H.L., Zhou B.C., Zhang Y.Z.;
RT "Genome sequences of type strains of seven species of the marine bacterium
RT Pseudoalteromonas.";
RL J. Bacteriol. 194:2746-2747(2012).
CC -!- FUNCTION: Catalyzes cross-linking of the peptidoglycan cell wall.
CC {ECO:0000256|HAMAP-Rule:MF_02081}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=Preferential cleavage: (Ac)2-L-Lys-D-Ala-|-D-Ala. Also
CC transpeptidation of peptidyl-alanyl moieties that are N-acyl
CC substituents of D-alanine.; EC=3.4.16.4; Evidence={ECO:0000256|HAMAP-
CC Rule:MF_02081};
CC -!- PATHWAY: Cell wall biogenesis; peptidoglycan biosynthesis.
CC {ECO:0000256|HAMAP-Rule:MF_02081}.
CC -!- SUBCELLULAR LOCATION: Cell inner membrane {ECO:0000256|HAMAP-
CC Rule:MF_02081}; Single-pass membrane protein {ECO:0000256|HAMAP-
CC Rule:MF_02081}. Membrane {ECO:0000256|ARBA:ARBA00004167}; Single-pass
CC membrane protein {ECO:0000256|ARBA:ARBA00004167}.
CC -!- SIMILARITY: Belongs to the transpeptidase family. MrdA subfamily.
CC {ECO:0000256|HAMAP-Rule:MF_02081}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:ERG28193.1}.
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DR EMBL; AHCB02000001; ERG28193.1; -; Genomic_DNA.
DR AlphaFoldDB; U1JSP6; -.
DR UniPathway; UPA00219; -.
DR Proteomes; UP000016528; Unassembled WGS sequence.
DR GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0008658; F:penicillin binding; IEA:InterPro.
DR GO; GO:0009002; F:serine-type D-Ala-D-Ala carboxypeptidase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0071555; P:cell wall organization; IEA:UniProtKB-KW.
DR GO; GO:0009252; P:peptidoglycan biosynthetic process; IEA:UniProtKB-UniRule.
DR GO; GO:0006508; P:proteolysis; IEA:UniProtKB-KW.
DR GO; GO:0008360; P:regulation of cell shape; IEA:UniProtKB-KW.
DR Gene3D; 3.40.710.10; DD-peptidase/beta-lactamase superfamily; 1.
DR Gene3D; 3.90.1310.10; Penicillin-binding protein 2a (Domain 2); 1.
DR HAMAP; MF_02081; MrdA_transpept; 1.
DR InterPro; IPR012338; Beta-lactam/transpept-like.
DR InterPro; IPR005311; PBP_dimer.
DR InterPro; IPR036138; PBP_dimer_sf.
DR InterPro; IPR001460; PCN-bd_Tpept.
DR InterPro; IPR017790; Penicillin-binding_protein_2.
DR NCBIfam; TIGR03423; pbp2_mrdA; 1.
DR PANTHER; PTHR30627; PEPTIDOGLYCAN D,D-TRANSPEPTIDASE; 1.
DR PANTHER; PTHR30627:SF2; PEPTIDOGLYCAN D,D-TRANSPEPTIDASE MRDA; 1.
DR Pfam; PF03717; PBP_dimer; 1.
DR Pfam; PF00905; Transpeptidase; 1.
DR SUPFAM; SSF56601; beta-lactamase/transpeptidase-like; 1.
DR SUPFAM; SSF56519; Penicillin binding protein dimerisation domain; 1.
PE 3: Inferred from homology;
KW Carboxypeptidase {ECO:0000256|ARBA:ARBA00022645, ECO:0000256|HAMAP-
KW Rule:MF_02081}; Cell inner membrane {ECO:0000256|HAMAP-Rule:MF_02081};
KW Cell membrane {ECO:0000256|HAMAP-Rule:MF_02081};
KW Cell shape {ECO:0000256|HAMAP-Rule:MF_02081};
KW Cell wall biogenesis/degradation {ECO:0000256|HAMAP-Rule:MF_02081};
KW Hydrolase {ECO:0000256|HAMAP-Rule:MF_02081};
KW Membrane {ECO:0000256|ARBA:ARBA00023136, ECO:0000256|HAMAP-Rule:MF_02081};
KW Peptidoglycan synthesis {ECO:0000256|HAMAP-Rule:MF_02081};
KW Protease {ECO:0000256|HAMAP-Rule:MF_02081};
KW Transmembrane {ECO:0000256|HAMAP-Rule:MF_02081};
KW Transmembrane helix {ECO:0000256|HAMAP-Rule:MF_02081}.
FT TRANSMEM 21..41
FT /note="Helical"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02081"
FT DOMAIN 65..240
FT /note="Penicillin-binding protein dimerisation"
FT /evidence="ECO:0000259|Pfam:PF03717"
FT DOMAIN 272..610
FT /note="Penicillin-binding protein transpeptidase"
FT /evidence="ECO:0000259|Pfam:PF00905"
FT ACT_SITE 330
FT /note="Acyl-ester intermediate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02081"
SQ SEQUENCE 626 AA; 70390 MW; EED49FBDAE5A2285 CRC64;
MLKQRPTIRD HSAEANLFAR RAFVGFVFVL GLVAVLITNL YNIQVKDHQD YQTRSNDNRI
KVIPIAPNRG LIYDRNGVLL AENKPVYNLE VIPEEVDNLE KSLEQVSQLI TITEQEKQDF
LKDIKNTRRF KSQVLKARLD EADVATFSVN QHKFPGFSIE ARLARYYPFG DTLTHALGYV
AKLNRKELNK LEQEGQATNY RATHDIGKLG IEKYYEQLLH GQVGSQRVEV NNRGRVIRTL
SMLPPQPGSD LVLTLDIGLQ QIAQHALKDM RGAVVVMDAK DGGILALYSN PSYDPNLFVH
GISSKNYKAL LNPDRPLINR ATQGRYAPAS TIKPHMAILA LEENMVTEGT TMWDPGFFEI
RNVEHKWRDW KRWGHGHVDV YKAIEESCDT YFYDTAYRLG ITKISNFMAH FGFGDLSGID
IHEETTAILP SKEWKENRFK ESWWPGDTIS VGIGQGYWTA TPIQIANATN ILVNKGINHP
PHLAQVAKKE DDVAQINNEE KPPVVLNNPD NWRIAIDAMH NTVTKVTGTA HKAFKGVNYD
PAGKTGTAQV VSIAQGEKYD AESLKERQRD NAIYVGFAPY NNPQIVVSIV VENNGGGSTV
GAPIARQLMD YYFAANPVEL ARNNTL
//