ID A0A285L0M5_9ENTR Unreviewed; 633 AA.
AC A0A285L0M5;
DT 22-NOV-2017, integrated into UniProtKB/TrEMBL.
DT 22-NOV-2017, sequence version 1.
DT 24-JAN-2024, entry version 18.
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=SAMN02744775_03921 {ECO:0000313|EMBL:SNY78445.1};
OS Enterobacter sp. CC120223-11.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Enterobacterales;
OC Enterobacteriaceae; Enterobacter.
OX NCBI_TaxID=1378073 {ECO:0000313|EMBL:SNY78445.1, ECO:0000313|Proteomes:UP000219512};
RN [1] {ECO:0000313|EMBL:SNY78445.1, ECO:0000313|Proteomes:UP000219512}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CC120223-11 {ECO:0000313|EMBL:SNY78445.1,
RC ECO:0000313|Proteomes:UP000219512};
RA Ehlers B., Leendertz F.H.;
RL Submitted (SEP-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}.
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DR EMBL; OBEF01000021; SNY78445.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A285L0M5; -.
DR OrthoDB; 9766847at2; -.
DR UniPathway; UPA00219; -.
DR Proteomes; UP000219512; 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:0016740; F:transferase activity; IEA:UniProtKB-KW.
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 Transferase {ECO:0000313|EMBL:SNY78445.1};
KW Transmembrane {ECO:0000256|HAMAP-Rule:MF_02081};
KW Transmembrane helix {ECO:0000256|HAMAP-Rule:MF_02081}.
FT TRANSMEM 21..40
FT /note="Helical"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02081"
FT DOMAIN 63..239
FT /note="Penicillin-binding protein dimerisation"
FT /evidence="ECO:0000259|Pfam:PF03717"
FT DOMAIN 272..608
FT /note="Penicillin-binding protein transpeptidase"
FT /evidence="ECO:0000259|Pfam:PF00905"
FT ACT_SITE 330
FT /note="Acyl-ester intermediate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02081"
SQ SEQUENCE 633 AA; 70825 MW; BB6AB328C4460C50 CRC64;
MKLQNSFRDY TAESALFVRR AVVAFLGILV LSGVLVVNLY NLQIVRFTDY QTRSNENRIK
LVPIPPSRGI IYDRNGTPLA LNRTIYQLEL MPEKVDNLQQ TLNDLRSVVD LTDDDIANFK
KERARSHRFT SIPVKVNLTE VQVARFAVNQ YRFPGVEVKG YKRRYYPYGS ALTHVIGYVS
KINDKDVDRL DKEGKLANYA ATHDIGKLGI ERYYEDVLHG QTGYEEVEVN NRGRVIRQLK
EVPPQAGHDI YLTLDLKLQQ YVETLLAGSR AAVVVTDPRS GGILALVSMP SYDPNLFVDG
ISSKDYSSLL NDQNTPLVNR ATQGVYPPAS TVKPYVAVSA LSAGVITRNT GLFDPGWWQL
PGSDKRYRDW KKWGHGHLNV TKALEESADT FFYQVAYDMG IDRLSEWMGK FGYGHYTGID
LSEERSGNMP TREWKLKRFK KPWYQGDTIP VGIGQGYWTA TPIQMSKALM ILINDGVVKV
PHLLMSTTEE GKQVPWQQPQ EAPVGDIHSG FWEIAKDGMY GVANRPNGTA HKYFAGAPYK
VAAKSGTAQV FGLKANETYN AHRIAERLRD HKLMTAFAPY DSPKVAVAMI LENGGAGPAV
GTLMRQILDH IMLGDNNTVL PSENPANAAA EDQ
//
