ID A0A251XCP2_9GAMM Unreviewed; 639 AA.
AC A0A251XCP2;
DT 22-NOV-2017, integrated into UniProtKB/TrEMBL.
DT 22-NOV-2017, sequence version 1.
DT 24-JAN-2024, entry version 17.
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=TPSD3_01075 {ECO:0000313|EMBL:OUD16025.1};
OS Thioflexithrix psekupsensis.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Thiotrichales;
OC Thioflexithrix.
OX NCBI_TaxID=1570016 {ECO:0000313|EMBL:OUD16025.1, ECO:0000313|Proteomes:UP000194798};
RN [1] {ECO:0000313|EMBL:OUD16025.1, ECO:0000313|Proteomes:UP000194798}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=D3 {ECO:0000313|EMBL:OUD16025.1};
RA Fomenkov A., Vincze T., Grabovich M., Anton B.P., Dubinina G., Orlova M.,
RA Belousova E., Roberts R.J.;
RT "Thioflexothrix psekupsii D3 genome sequencing and assembly.";
RL Submitted (DEC-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: Membrane {ECO:0000256|ARBA:ARBA00004167}; Single-
CC pass 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:OUD16025.1}.
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DR EMBL; MSLT01000002; OUD16025.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A251XCP2; -.
DR OrthoDB; 9766847at2; -.
DR UniPathway; UPA00219; -.
DR Proteomes; UP000194798; Unassembled WGS sequence.
DR GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-UniRule.
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:UP000194798};
KW Transmembrane {ECO:0000256|HAMAP-Rule:MF_02081};
KW Transmembrane helix {ECO:0000256|HAMAP-Rule:MF_02081}.
FT DOMAIN 76..247
FT /note="Penicillin-binding protein dimerisation"
FT /evidence="ECO:0000259|Pfam:PF03717"
FT DOMAIN 281..621
FT /note="Penicillin-binding protein transpeptidase"
FT /evidence="ECO:0000259|Pfam:PF00905"
FT ACT_SITE 339
FT /note="Acyl-ester intermediate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02081"
SQ SEQUENCE 639 AA; 72280 MW; 0EAFF05F1CAB82C9 CRC64;
MSLFSFLFPF KRRSSRRVVL KDAVQETRLF STRVILGWMG MLLALSFIVV RLVYLQVVDH
ERYTTLSESN RLKILPIPPT RGFIFDRNGV LLAENRASYR LELIPERIPN LDETINDLRT
LVHISEEDVT RFRQQMRRYR PFDPVPLRFR LTEDEVARFS VQSYRFKGVG IESDLSRYYP
LHQSGAHIIG YVGRISEEEL KVIDPSNYRG TNYIGKTGVE KSYERYLHGQ VGYQEVETDV
RGRVLRVLAR KAPAPGKNLY LNIDMALQSF AEELIRDERA AIVAIDPQNG AVLALVSMPS
YDLNLFVGGI DAKTYKELRD SPDRPLYNRA IRGQYPPGST IKSFVGLAGL EYGIRTEHSR
VWCSGAFQLK GQSHRYRDWK RSGHGSVNFH TAVEQSCDVY FYDLAHDLGI DRLHTFMTRF
KFGQKTGIDL VGELSGLMPS REWKRRARKA AWYPGETVIT GIGQGYMLAT PLQLAVATAT
LSMHGQFLQP RVAFATEEAS GHESEAIPAQ QRDQVLLKED NFWVQAILGM EAVIYGSRGT
ARKVARGAPY RFAGKTGTAQ VFGIKQDERY NAARLDKRLH DHAWFVAFAP VEKPRIAIAV
IVENGGGGSS TAAPIAREVM DFYLLNNPAT LLSQPATTK
//
