ID Q51107_NEIME Unreviewed; 581 AA.
AC Q51107;
DT 01-NOV-1996, integrated into UniProtKB/TrEMBL.
DT 01-NOV-1996, sequence version 1.
DT 27-MAR-2024, entry version 63.
DE RecName: Full=Probable peptidoglycan D,D-transpeptidase PenA {ECO:0000256|HAMAP-Rule:MF_02080};
DE EC=3.4.16.4 {ECO:0000256|HAMAP-Rule:MF_02080};
DE AltName: Full=Penicillin-binding protein 2 {ECO:0000256|HAMAP-Rule:MF_02080};
DE Short=PBP-2 {ECO:0000256|HAMAP-Rule:MF_02080};
GN Name=penA {ECO:0000256|HAMAP-Rule:MF_02080,
GN ECO:0000313|EMBL:CAA42187.1};
OS Neisseria meningitidis.
OC Bacteria; Pseudomonadota; Betaproteobacteria; Neisseriales; Neisseriaceae;
OC Neisseria.
OX NCBI_TaxID=487 {ECO:0000313|EMBL:CAA42187.1};
RN [1] {ECO:0000313|EMBL:CAA42187.1}
RP NUCLEOTIDE SEQUENCE.
RC STRAIN=1DA {ECO:0000313|EMBL:CAA42187.1};
RA Spratt B.G., Bowler L.D., Zhang Q.Y., Zhou J., Maynard-Smith J.;
RT "The role of interspecies horizontal gene transfer in the evolution of
RT penicillin resistance in pathogenic and commensal Neisseria species.";
RL Submitted (MAY-1991) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes cross-linking of the peptidoglycan cell wall at the
CC division septum. {ECO:0000256|HAMAP-Rule:MF_02080}.
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_02080};
CC -!- PATHWAY: Cell wall biogenesis; peptidoglycan biosynthesis.
CC {ECO:0000256|HAMAP-Rule:MF_02080}.
CC -!- SUBCELLULAR LOCATION: Cell inner membrane {ECO:0000256|HAMAP-
CC Rule:MF_02080}; Single-pass membrane protein {ECO:0000256|HAMAP-
CC Rule:MF_02080}.
CC -!- SIMILARITY: Belongs to the transpeptidase family. FtsI subfamily.
CC {ECO:0000256|HAMAP-Rule:MF_02080}.
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DR EMBL; X59628; CAA42187.1; -; Genomic_DNA.
DR PIR; S49096; S49096.
DR AlphaFoldDB; Q51107; -.
DR UniPathway; UPA00219; -.
DR GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0008658; F:penicillin binding; IEA:InterPro.
DR GO; GO:0008955; F:peptidoglycan glycosyltransferase activity; 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:0000917; P:division septum assembly; IEA:UniProtKB-KW.
DR GO; GO:0043093; P:FtsZ-dependent cytokinesis; IEA:UniProtKB-UniRule.
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 GO; GO:0046677; P:response to antibiotic; IEA:UniProtKB-KW.
DR Gene3D; 1.10.150.770; -; 1.
DR Gene3D; 3.30.450.330; -; 1.
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_02080; FtsI_transpept; 1.
DR InterPro; IPR012338; Beta-lactam/transpept-like.
DR InterPro; IPR037532; FtsI_transpept.
DR InterPro; IPR005311; PBP_dimer.
DR InterPro; IPR036138; PBP_dimer_sf.
DR InterPro; IPR001460; PCN-bd_Tpept.
DR PANTHER; PTHR30627; PEPTIDOGLYCAN D,D-TRANSPEPTIDASE; 1.
DR PANTHER; PTHR30627:SF1; PEPTIDOGLYCAN D,D-TRANSPEPTIDASE FTSI; 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 Antibiotic resistance {ECO:0000256|ARBA:ARBA00023251};
KW Carboxypeptidase {ECO:0000256|HAMAP-Rule:MF_02080};
KW Cell cycle {ECO:0000256|HAMAP-Rule:MF_02080};
KW Cell division {ECO:0000256|HAMAP-Rule:MF_02080};
KW Cell inner membrane {ECO:0000256|HAMAP-Rule:MF_02080};
KW Cell membrane {ECO:0000256|ARBA:ARBA00022475, ECO:0000256|HAMAP-
KW Rule:MF_02080}; Cell shape {ECO:0000256|HAMAP-Rule:MF_02080};
KW Cell wall biogenesis/degradation {ECO:0000256|HAMAP-Rule:MF_02080};
KW Hydrolase {ECO:0000256|HAMAP-Rule:MF_02080};
KW Membrane {ECO:0000256|ARBA:ARBA00023136, ECO:0000256|HAMAP-Rule:MF_02080};
KW Peptidoglycan synthesis {ECO:0000256|HAMAP-Rule:MF_02080};
KW Protease {ECO:0000256|HAMAP-Rule:MF_02080};
KW Septation {ECO:0000256|HAMAP-Rule:MF_02080};
KW Transmembrane {ECO:0000256|ARBA:ARBA00022692, ECO:0000256|HAMAP-
KW Rule:MF_02080};
KW Transmembrane helix {ECO:0000256|ARBA:ARBA00022989, ECO:0000256|HAMAP-
KW Rule:MF_02080}.
FT TRANSMEM 28..48
FT /note="Helical"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02080"
FT DOMAIN 71..220
FT /note="Penicillin-binding protein dimerisation"
FT /evidence="ECO:0000259|Pfam:PF03717"
FT DOMAIN 263..557
FT /note="Penicillin-binding protein transpeptidase"
FT /evidence="ECO:0000259|Pfam:PF00905"
FT ACT_SITE 310
FT /note="Acyl-ester intermediate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02080"
SQ SEQUENCE 581 AA; 63262 MW; 2C8BD2E45D141721 CRC64;
MLIKSEYKPR MLPKEEQVKK PMTSNGRISF VLMAIAVLFA GLIARGLYLQ TVTYNFLKEQ
GDNRIVRTQT LPATRGTVSD RNGAVLALSA PTESLFAVPK EMKEMPSAAQ LERLSELVDV
PVDVLRNKLE QKGKSFIWIK RQLDPKVAEE VKALGLENFV FEKELKRHYP MGNLFAHVIG
FTNIDGKGQE GLELSREDSL RGEDGAKVVL RDNKGNIVDS LDSPRNSVPK NGQDMILSLD
QRIQTLAYDE LNKAVAYHKA KAGAVVVLDA QTGEILALVN SPAYDPNQPG QANSEQRRNR
AVTDMIEPGS AMKPFTIAKA LDSGKVDATD TFNTLPYKIG PATVQDTHVY PTLDVRGIMQ
KSSNVGTSKL SAMFTPKEMY DFYHDLGVGV RMHSGFPGET AGLLRSWRRW QKIEQATMSF
GYGLQLSLLQ LARAYTVLTH DGELLPVSFE KQAVVPKGKR VIKASTAKKV RELMVSVTEA
GGTGTAGAVD GFDVGAKTGT ARKLVNGRYV DNKHVATFIG FAPAKNPRVI VAVTIDEPTA
NGYYGGVVTG PPFKKIMGGS LNILGVSPTK PLTAAAVKTP S
//
