ID A0A136A6R9_9ALTE Unreviewed; 585 AA.
AC A0A136A6R9;
DT 08-JUN-2016, integrated into UniProtKB/TrEMBL.
DT 08-JUN-2016, sequence version 1.
DT 24-JAN-2024, entry version 25.
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 ORFNames=AX660_00070 {ECO:0000313|EMBL:KXI30904.1};
OS Paraglaciecola hydrolytica.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Alteromonadales;
OC Alteromonadaceae; Paraglaciecola.
OX NCBI_TaxID=1799789 {ECO:0000313|EMBL:KXI30904.1, ECO:0000313|Proteomes:UP000070299};
RN [1] {ECO:0000313|EMBL:KXI30904.1, ECO:0000313|Proteomes:UP000070299}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=S66 {ECO:0000313|EMBL:KXI30904.1,
RC ECO:0000313|Proteomes:UP000070299};
RA Wen L., He K., Yang H.;
RL Submitted (FEB-2016) 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}.
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:KXI30904.1}.
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DR EMBL; LSNE01000001; KXI30904.1; -; Genomic_DNA.
DR RefSeq; WP_068370679.1; NZ_LSNE01000001.1.
DR AlphaFoldDB; A0A136A6R9; -.
DR STRING; 1799789.AX660_00070; -.
DR OrthoDB; 9789078at2; -.
DR UniPathway; UPA00219; -.
DR Proteomes; UP000070299; 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: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 ECO:0000313|EMBL:KXI30904.1};
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:UP000070299};
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..46
FT /note="Helical"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02080"
FT DOMAIN 72..220
FT /note="Penicillin-binding protein dimerisation"
FT /evidence="ECO:0000259|Pfam:PF03717"
FT DOMAIN 262..556
FT /note="Penicillin-binding protein transpeptidase"
FT /evidence="ECO:0000259|Pfam:PF00905"
FT ACT_SITE 308
FT /note="Acyl-ester intermediate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02080"
SQ SEQUENCE 585 AA; 64131 MW; 20BB5A82E3A4D547 CRC64;
MTQFKHTKRS AQSKALNAPT LLHWRFLLVL FVIMLVFVGL GVRAAYIQVL SPDQLIQQGD
NRTLRTRNDP MHRGLITDRN GQQLAVSVPV RAVWADPKKI ADSAGFTDKR RWQALAEVLG
LDVENLIAKL NDPTKRFVYL QRQVSPAMAD YVDQLNLDGV YLRDESRRYY PAGEVSAHVI
GFTNVDDQGI EGIEKLYNEW LTGTPGSRQI RRDGKGRQVE ILSTEEGKEA HNIQLTIDQR
IQALAYKELK WAVSYYNATS ASAVVTDVRT GEILALVNSP SYNPNNRQGV SAHRIRNRAV
TDAYEPGSAV KPLAVLSALE FGSATPHTKI NTSPGMMHLG GRIVRDGKNY GELDLTDIIR
HSSNMGTSKL ALSVPKEYLI DMFYNVGLMS DSGANLLGET NGIFNERPRW SDFDIATLSF
GYGISVTALQ LARMYSILGD GGIKRSLSIV KSDQPSESER VISEKGARQI LEMMETVVQE
KGTARKAAVP GYRVAGKTGT SRKAIANGYG EEYVNIFAGV APVSDPQLAV VILINEPKGD
LYYAGDTAAP VFSKVMAGSL QMLNVTPDDK NVSSLAAIVG VSHDG
//