ID A0A1S1YA46_9GAMM Unreviewed; 616 AA.
AC A0A1S1YA46;
DT 12-APR-2017, integrated into UniProtKB/TrEMBL.
DT 12-APR-2017, sequence version 1.
DT 24-JAN-2024, entry version 21.
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=BJL95_14210 {ECO:0000313|EMBL:OHX38282.1};
OS Methylomonas sp. LWB.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Methylococcales;
OC Methylococcaceae; Methylomonas.
OX NCBI_TaxID=1905845 {ECO:0000313|EMBL:OHX38282.1, ECO:0000313|Proteomes:UP000180009};
RN [1] {ECO:0000313|EMBL:OHX38282.1, ECO:0000313|Proteomes:UP000180009}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=LWB {ECO:0000313|EMBL:OHX38282.1,
RC ECO:0000313|Proteomes:UP000180009};
RA Stephenson J., Kumaresan D., Hillebrand-Voiculescu A.M., Murrell J.C.;
RT "Draft genome sequence of the methane oxidising bacterium Candidatus
RT Methylomonas sp. LWB isolated from Movile Cave.";
RL Submitted (OCT-2016) 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:OHX38282.1}.
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DR EMBL; MKMC01000003; OHX38282.1; -; Genomic_DNA.
DR RefSeq; WP_071154966.1; NZ_MKMC01000003.1.
DR AlphaFoldDB; A0A1S1YA46; -.
DR UniPathway; UPA00219; -.
DR Proteomes; UP000180009; 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 Reference proteome {ECO:0000313|Proteomes:UP000180009};
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 267..604
FT /note="Penicillin-binding protein transpeptidase"
FT /evidence="ECO:0000259|Pfam:PF00905"
FT ACT_SITE 326
FT /note="Acyl-ester intermediate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02081"
SQ SEQUENCE 616 AA; 68290 MW; 191C8E1EEC081212 CRC64;
MDRKFAIKDP LAESRLFLSR IVTAFILIIV LMIGLVVRLV YLQVVGHEHY AMLSKDNRIK
IAPLPPTRGV IYDRKGRMLA ENVPTYSLEL IPEQIGNLDD TLKRLQQLLN IPDEKIEAFQ
KLRKRNKSFT STALLQNLTD EDVAKFAVVR PYFPGVDVYA RLVRHYPYGD LTSHVVGYVG
RINEQELKTL PSVMYRGTDH IGKTGIEKTY EEHLLGTAGY EEIETNAQAR AVNTVATVEP
VAGSNIYLTL DIDIQKIAYD ALVEFNGAAV AIEVKTGAVL AFVSRPGFDP NPFVSGISGK
DYKALQESPD QPLYNRALRG LYPPGSTVKP FLGLAGLEYG VIDFGHRLFC PGYYKLPNVD
HKYRDWKKWG HGMVDMNEAI TQSCDVYFYD LALALGIDKM HEFMDKFGFG RKTGIDLVGE
IDGLMPSKAW KRHYRNQAWF PGETLITGIG QGYTQVTPLQ LAHATATLAN GGKVITPHLV
HSIISADYAD RIEGKADRII PLKPQNVENV IRAMTNVVHG ARGTAGRLAK AINYQIAGKT
GTAQVFTVKQ EEKYNEDAID FKMRDHALFI AFAPVHDPQI AVAVIAEHGG HGGSVAAPIA
GEIIDAYLNQ KKDSSP
//