ID A0A081G1A7_9GAMM Unreviewed; 626 AA.
AC A0A081G1A7;
DT 29-OCT-2014, integrated into UniProtKB/TrEMBL.
DT 29-OCT-2014, 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=ADIMK_1015 {ECO:0000313|EMBL:KEA64562.1};
OS Marinobacterium lacunae.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Oceanospirillales;
OC Oceanospirillaceae; Marinobacterium.
OX NCBI_TaxID=1232683 {ECO:0000313|EMBL:KEA64562.1, ECO:0000313|Proteomes:UP000028252};
RN [1] {ECO:0000313|EMBL:KEA64562.1, ECO:0000313|Proteomes:UP000028252}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=AK27 {ECO:0000313|EMBL:KEA64562.1,
RC ECO:0000313|Proteomes:UP000028252};
RA Singh A., Pinnaka A.K.;
RT "Marinobacterium kochiensis sp. nov., isolated from sediment sample
RT collected from Kochi backwaters in Kerala, India.";
RL Submitted (APR-2014) 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:KEA64562.1}.
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DR EMBL; JMQN01000015; KEA64562.1; -; Genomic_DNA.
DR RefSeq; WP_036184557.1; NZ_JMQN01000015.1.
DR AlphaFoldDB; A0A081G1A7; -.
DR STRING; 1232683.ADIMK_1015; -.
DR PATRIC; fig|1232683.4.peg.1005; -.
DR eggNOG; COG0768; Bacteria.
DR OrthoDB; 9766847at2; -.
DR UniPathway; UPA00219; -.
DR Proteomes; UP000028252; 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:UP000028252};
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..235
FT /note="Penicillin-binding protein dimerisation"
FT /evidence="ECO:0000259|Pfam:PF03717"
FT DOMAIN 269..611
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 626 AA; 69961 MW; 00DCB73B193745C7 CRC64;
MTRPERLKDY SQESITFTNR AVIAMLIVVV MMAVLVGRIY FLQVIEHDRY AAISENNRVQ
LQPVAPRRGL IYDRNGVLLA DNRPNFSLTL LKEEVRDIDA TIARIGQIID LEPSDIERFH
RRLNQRRRPF SSVPLKFSLT EDEIAKISVN YHRLPGVQVE ADLVRYYPQG SSLVHALGYV
GRINERELQT LDPENYAATH YVGKLGVEKF YEPMLHGKVG FQKVETNARG RVLRVLESQD
PVPGVDIQLS LDIKLQKFSE SLIAGRRAAI VAIEPKTGAI LALVSTPGYD PNKFVTGISS
KDYGELRDSP DLPLYNRAIR GRYPPGSTLK PFTALAAIDS GSVPLSHKVW DPGFYQLSKG
GRKYRDWKRW GHGWVDLDHA LAESCDVWFY DAGYKTGIDH MSDYLGRFGF GQVTSLDLPE
ADRANLPSKE WKRARYKQPW YPGDSLNLSI GQGYMLATPL QLATATAVLA NRGKWVRPRM
IEGVIGDDGK LTMPELDGVE PLPEDVKLDH PNYWDPVIQG MVHVVQSSYG TARRAAEGVP
YTMAGKTGTA QVVGIAQDAR YDSEALDERH RDHALFVTFA PVEDPKIAVA VVVENGEGGS
HTAAPVAREV LDAWLLGDYD NALENK
//
