ID Q7N141_PHOLL Unreviewed; 588 AA.
AC Q7N141;
DT 15-DEC-2003, integrated into UniProtKB/TrEMBL.
DT 15-DEC-2003, sequence version 1.
DT 27-MAR-2024, entry version 107.
DE RecName: Full=Peptidoglycan D,D-transpeptidase FtsI {ECO:0000256|HAMAP-Rule:MF_02080};
DE EC=3.4.16.4 {ECO:0000256|HAMAP-Rule:MF_02080};
DE AltName: Full=Penicillin-binding protein 3 {ECO:0000256|HAMAP-Rule:MF_02080};
DE Short=PBP-3 {ECO:0000256|HAMAP-Rule:MF_02080};
GN Name=ftsI {ECO:0000256|HAMAP-Rule:MF_02080,
GN ECO:0000313|EMBL:CAE16033.1};
GN OrderedLocusNames=plu3660 {ECO:0000313|EMBL:CAE16033.1};
OS Photorhabdus laumondii subsp. laumondii (strain DSM 15139 / CIP 105565 /
OS TT01) (Photorhabdus luminescens subsp. laumondii).
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Enterobacterales;
OC Morganellaceae; Photorhabdus.
OX NCBI_TaxID=243265 {ECO:0000313|EMBL:CAE16033.1, ECO:0000313|Proteomes:UP000002514};
RN [1] {ECO:0000313|Proteomes:UP000002514}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 15139 / CIP 105565 / TT01
RC {ECO:0000313|Proteomes:UP000002514};
RX PubMed=14528314; DOI=10.1038/nbt886;
RA Duchaud E., Rusniok C., Frangeul L., Buchrieser C., Givaudan A.,
RA Taourit S., Bocs S., Boursaux-Eude C., Chandler M., Charles J.-F.,
RA Dassa E., Derose R., Derzelle S., Freyssinet G., Gaudriault S., Medigue C.,
RA Lanois A., Powell K., Siguier P., Vincent R., Wingate V., Zouine M.,
RA Glaser P., Boemare N., Danchin A., Kunst F.;
RT "The genome sequence of the entomopathogenic bacterium Photorhabdus
RT luminescens.";
RL Nat. Biotechnol. 21:1307-1313(2003).
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; BX571871; CAE16033.1; -; Genomic_DNA.
DR RefSeq; WP_011147823.1; NC_005126.1.
DR AlphaFoldDB; Q7N141; -.
DR STRING; 243265.plu3660; -.
DR GeneID; 24169347; -.
DR KEGG; plu:plu3660; -.
DR eggNOG; COG0768; Bacteria.
DR HOGENOM; CLU_009289_6_2_6; -.
DR OrthoDB; 9789078at2; -.
DR UniPathway; UPA00219; -.
DR Proteomes; UP000002514; Chromosome.
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 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 Carboxypeptidase {ECO:0000256|ARBA:ARBA00022645, ECO:0000256|HAMAP-
KW Rule:MF_02080}; 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|HAMAP-Rule:MF_02080};
KW 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 Reference proteome {ECO:0000313|Proteomes:UP000002514};
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 21..43
FT /note="Helical"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02080"
FT DOMAIN 66..219
FT /note="Penicillin-binding protein dimerisation"
FT /evidence="ECO:0000259|Pfam:PF03717"
FT DOMAIN 259..554
FT /note="Penicillin-binding protein transpeptidase"
FT /evidence="ECO:0000259|Pfam:PF00905"
FT ACT_SITE 306
FT /note="Acyl-ester intermediate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02080"
SQ SEQUENCE 588 AA; 63848 MW; BB1114BFE5E4E600 CRC64;
MKAVRSVKLK RQEDKASFVS WRFALLCGGI AVALIALLLR VTYLQVINPD QLVKEGDLRS
LRVQSIPTAR GMISDRMGRP LAVSVPVNAV WADPKEVFEK GGITDDTRWK ALSDAINLPL
EQLNDKVSAN PKGRFVYLAR QVNPSVGDYI HKLKLPGIYL RQESRRYYPS GQVTAHIIGV
TNVDGQGIEG VEKSFDRWLT GQPGERTVRK DRFGRVIEDI SSVDSLAAHN LVLSIDERLQ
ALVYRELTNA VAFNKAESGT AVLVDVNTGE VLAMANSPSY NPNNRINTPK EVMRNRAITD
IFEPGSTVKP MVVMAALNDG IIKENTVINT VPYRISGKEI RDVSRYPELS ITGILQKSSN
VGVSKLALAM PATELVDVYS RFGLGKATNL GLVGESSGLY PTGKQRWSDL DRATFSYGYG
LMVTPLQLAR VYATIGSLGI YRPLSITKVD PPVPGTRVFP EPIMRTVVHM MESVALPGGG
GVRAAIKGYR IAIKTGTAKK VGPDGKYASR YISYAAGVAP ASNPRFALVV IINDPLTGKY
YGGVVSAPVF GAIMGGVLRI MNVEPDALAA GDKNEFVINK KEDTGGRS
//
