ID Q1ZAP6_9GAMM Unreviewed; 684 AA.
AC Q1ZAP6;
DT 02-MAY-2006, integrated into UniProtKB/TrEMBL.
DT 02-MAY-2006, sequence version 1.
DT 24-JAN-2024, entry version 65.
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=P3TCK_03696 {ECO:0000313|EMBL:EAS45446.1};
OS Photobacterium profundum 3TCK.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Vibrionales; Vibrionaceae;
OC Photobacterium.
OX NCBI_TaxID=314280 {ECO:0000313|EMBL:EAS45446.1, ECO:0000313|Proteomes:UP000003789};
RN [1] {ECO:0000313|EMBL:EAS45446.1, ECO:0000313|Proteomes:UP000003789}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=3TCK {ECO:0000313|EMBL:EAS45446.1,
RC ECO:0000313|Proteomes:UP000003789};
RA Bartlett D.H., Valle G., Lauro F.M., Vezzi A., Simonato F., Eloe E.,
RA Vitulo N., Stratton T.K., D'angelo M., Ferriera S., Johnson J., Kravitz S.,
RA Beeson K., Sutton G., Rogers Y., Friedman R., Frazier M., Venter J.C.;
RL Submitted (MAR-2006) 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:EAS45446.1}.
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DR EMBL; AAPH01000001; EAS45446.1; -; Genomic_DNA.
DR RefSeq; WP_006228749.1; NZ_CH724134.1.
DR AlphaFoldDB; Q1ZAP6; -.
DR HOGENOM; CLU_009289_1_1_6; -.
DR OrthoDB; 9766847at2; -.
DR UniPathway; UPA00219; -.
DR Proteomes; UP000003789; 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 286..623
FT /note="Penicillin-binding protein transpeptidase"
FT /evidence="ECO:0000259|Pfam:PF00905"
FT ACT_SITE 345
FT /note="Acyl-ester intermediate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02081"
SQ SEQUENCE 684 AA; 77551 MW; 670D2594587E5030 CRC64;
MHKEKVKIRD HQSEMSLFTR RAITAFLFML VGVGVLLTNL YHLQIENHSQ YQARSNNNRI
KVIPVEPNRG RIYDRNGVLL AQNTPVYSLE LIPEKVHDMD ATLASLKSLL GLNEHDIAQF
KKATHRTLRT RPVTLIEQMN EVQVAKFSVN QFQYDGVDID AYLERYYPYS ANLTHVLGYV
GKINDRDIRR LKEEEKYTNY KATRTIGKLG IERYYEDTLH GESGYEKVEI DSRGRVVRTL
DYVAPISGQD IKLNIDVGLQ LYANKLLTIK KENPITHKME DYHRRGSIVV LDPRDNSVLA
MVSSPSYDPN LFVHGISSKR YNALLNDPDH PLLNRSTLGV YPPGSTVKPQ IAVAALSEGV
ISPNTTRNFP GWWRIPHSKS RKFRDDVRWG HGEVNVVQAI EQSVDTFFYQ VAYDMGIDRL
SVWMNKFGYG KPSGIDINEE STANMPTREW KHAHYHQAWY QGDTIPVGIG QGYWTASPMQ
IAKATAVLAD EGVVHRPHLL KAVMENGQFE PVLFKDFPRI SEAKKQNWDL AIDGMHRVLV
SGTARKLFKN LAYEAGGKTG TSQVFGLAKG QKYNSKEVAE HLRDHALFTG FAPLNHPKVL
VAIVLENAGW GKYAAPLARN IMDYVLVKPT INLDTDPSNL PPDQLITHDG IHVNVQKNTQ
TTLPKKELAH HKVKTLDSEQ VKHS
//