ID A0A2A5CFS1_9GAMM Unreviewed; 637 AA.
AC A0A2A5CFS1;
DT 20-DEC-2017, integrated into UniProtKB/TrEMBL.
DT 20-DEC-2017, sequence version 1.
DT 24-JAN-2024, entry version 20.
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 ECO:0000313|EMBL:PCJ42355.1};
GN ORFNames=COA99_08345 {ECO:0000313|EMBL:PCJ42355.1};
OS Moraxellaceae bacterium.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Moraxellales; Moraxellaceae.
OX NCBI_TaxID=1889775 {ECO:0000313|EMBL:PCJ42355.1, ECO:0000313|Proteomes:UP000218379};
RN [1] {ECO:0000313|Proteomes:UP000218379}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RA Tully B.J., Wheat C.G., Glazer B.T., Huber J.A.;
RT "A dynamic microbial community with high functional redundancy inhabits the
RT cold, oxic subseafloor aquifer.";
RL Submitted (AUG-2017) to the EMBL/GenBank/DDBJ databases.
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:PCJ42355.1}.
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DR EMBL; NVVG01000064; PCJ42355.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A2A5CFS1; -.
DR UniPathway; UPA00219; -.
DR Proteomes; UP000218379; 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 64..234
FT /note="Penicillin-binding protein dimerisation"
FT /evidence="ECO:0000259|Pfam:PF03717"
FT DOMAIN 268..608
FT /note="Penicillin-binding protein transpeptidase"
FT /evidence="ECO:0000259|Pfam:PF00905"
FT ACT_SITE 327
FT /note="Acyl-ester intermediate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02081"
SQ SEQUENCE 637 AA; 71422 MW; 6A670595D76FF32F CRC64;
MTKPSTFKDH YLETRIFKRR ALTSAAIVFF AMLLLISRLF YLQVYQHDTY RTKAENNRIS
KEPIAPNRGL VFDRNGVLLA DNQPTYSVSI IKERSADINQ TIANIGKLIT ITQDTKKRFK
KRLAQRRRPY SAVPLRYRLN EKEIAQLAVN LHKMPSVSIE ASLVRSYPHK DALAHTIGYV
GRINQRELKK VNTNNYSATE HIGKTGIERF YEDQLHGKVG YQTVETDAKG RITRILDRES
PTPGDNLHLY LDWPTQQAAI QSLAGRRGAA IAIDPKTGGV LAFLSMPAFD ANLFVTGIDY
KSYNDLRDSR SRPLFNRGIQ GQYPPGSTIK PIIGLAGIEK GATSWEHTIY DPGWFKLEND
DHLYRDWKKY GHGMVNLDKA IMRSCDTYFY ALAHKLGIDN IHDFMAPFGF GTRTHIDLIS
EKPGILPSRF WKKATKSLPW YPGETLISGI GQGFMLATPL QLAVSTAILA NRGKMIAPRM
VRSIESDGVV THLPTPKKNN DIILNDPENW KKIIAAMVKV VHNPRGTAHK LSKGLKYTMA
GKSGTAQVFT IKQDEKYDES KISEWNRDHA LFIAFAPVDD PIIAVAVIVE NGGGGGTNAG
PVARAMMDAY ILPQLGSIQL NSQRHSQPSS ANTQRHE
//
