ID K6W4V8_9MICO Unreviewed; 264 AA.
AC K6W4V8;
DT 09-JAN-2013, integrated into UniProtKB/TrEMBL.
DT 09-JAN-2013, sequence version 1.
DT 24-JAN-2024, entry version 40.
DE RecName: Full=Lipid II isoglutaminyl synthase (glutamine-hydrolyzing) subunit GatD {ECO:0000256|HAMAP-Rule:MF_02213};
DE EC=6.3.5.13 {ECO:0000256|HAMAP-Rule:MF_02213};
DE AltName: Full=Lipid II isoglutaminyl synthase glutaminase subunit {ECO:0000256|HAMAP-Rule:MF_02213};
DE EC=3.5.1.2 {ECO:0000256|HAMAP-Rule:MF_02213};
GN Name=gatD {ECO:0000256|HAMAP-Rule:MF_02213};
GN ORFNames=AUCHE_03_00740 {ECO:0000313|EMBL:GAB76857.1};
OS Austwickia chelonae NBRC 105200.
OC Bacteria; Actinomycetota; Actinomycetes; Micrococcales; Dermatophilaceae;
OC Austwickia.
OX NCBI_TaxID=1184607 {ECO:0000313|EMBL:GAB76857.1, ECO:0000313|Proteomes:UP000008495};
RN [1] {ECO:0000313|EMBL:GAB76857.1, ECO:0000313|Proteomes:UP000008495}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=NBRC 105200 {ECO:0000313|EMBL:GAB76857.1,
RC ECO:0000313|Proteomes:UP000008495};
RA Yoshida I., Hosoyama A., Tsuchikane K., Katsumata H., Ando Y., Ohji S.,
RA Hamada M., Tamura T., Yamazoe A., Yamazaki S., Fujita N.;
RT "Whole genome shotgun sequence of Austwickia chelonae NBRC 105200.";
RL Submitted (AUG-2012) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: The lipid II isoglutaminyl synthase complex catalyzes the
CC formation of alpha-D-isoglutamine in the cell wall lipid II stem
CC peptide. The GatD subunit catalyzes the hydrolysis of glutamine to
CC glutamate and ammonia. The resulting ammonia molecule is channeled to
CC the active site of MurT. {ECO:0000256|HAMAP-Rule:MF_02213}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=ATP + beta-D-GlcNAc-(1->4)-Mur2Ac(oyl-L-Ala-gamma-D-Glu-L-Lys-
CC D-Ala-D-Ala)-di-trans,octa-cis-undecaprenyl diphosphate + H2O + L-
CC glutamine = ADP + beta-D-GlcNAc-(1->4)-Mur2Ac(oyl-L-Ala-D-
CC isoglutaminyl-L-Lys-D-Ala-D-Ala)-di-trans,octa-cis-undecaprenyl
CC diphosphate + H(+) + L-glutamate + phosphate; Xref=Rhea:RHEA:57928,
CC ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:29985,
CC ChEBI:CHEBI:30616, ChEBI:CHEBI:43474, ChEBI:CHEBI:58359,
CC ChEBI:CHEBI:60033, ChEBI:CHEBI:62233, ChEBI:CHEBI:456216;
CC EC=6.3.5.13; Evidence={ECO:0000256|HAMAP-Rule:MF_02213};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=H2O + L-glutamine = L-glutamate + NH4(+);
CC Xref=Rhea:RHEA:15889, ChEBI:CHEBI:15377, ChEBI:CHEBI:28938,
CC ChEBI:CHEBI:29985, ChEBI:CHEBI:58359; EC=3.5.1.2;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_02213};
CC -!- PATHWAY: Cell wall biogenesis; peptidoglycan biosynthesis.
CC {ECO:0000256|HAMAP-Rule:MF_02213}.
CC -!- SUBUNIT: Forms a heterodimer with MurT. {ECO:0000256|HAMAP-
CC Rule:MF_02213}.
CC -!- SIMILARITY: Belongs to the CobB/CobQ family. GatD subfamily.
CC {ECO:0000256|HAMAP-Rule:MF_02213}.
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:GAB76857.1}.
CC ---------------------------------------------------------------------------
CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC ---------------------------------------------------------------------------
DR EMBL; BAGZ01000003; GAB76857.1; -; Genomic_DNA.
DR RefSeq; WP_006501608.1; NZ_BAGZ01000003.1.
DR AlphaFoldDB; K6W4V8; -.
DR STRING; 100225.SAMN05421595_1991; -.
DR eggNOG; COG3442; Bacteria.
DR OrthoDB; 9782045at2; -.
DR UniPathway; UPA00219; -.
DR Proteomes; UP000008495; Unassembled WGS sequence.
DR GO; GO:0140282; F:carbon-nitrogen ligase activity on lipid II; IEA:UniProtKB-UniRule.
DR GO; GO:0004359; F:glutaminase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0071555; P:cell wall organization; IEA:UniProtKB-KW.
DR GO; GO:0009236; P:cobalamin biosynthetic process; IEA:InterPro.
DR GO; GO:0006541; P:glutamine metabolic process; IEA:UniProtKB-UniRule.
DR GO; GO:0009252; P:peptidoglycan biosynthetic process; IEA:UniProtKB-UniRule.
DR GO; GO:0008360; P:regulation of cell shape; IEA:UniProtKB-KW.
DR CDD; cd01750; GATase1_CobQ; 1.
DR HAMAP; MF_02213; Lipid_II_synth_GatD; 1.
DR InterPro; IPR029062; Class_I_gatase-like.
DR InterPro; IPR033949; CobQ_GATase1.
DR InterPro; IPR011698; GATase_3.
DR InterPro; IPR043702; Lipid_II_synth_GatD.
DR PANTHER; PTHR21343; DETHIOBIOTIN SYNTHETASE; 1.
DR PANTHER; PTHR21343:SF9; LIPID II ISOGLUTAMINYL SYNTHASE (GLUTAMINE-HYDROLYZING) SUBUNIT GATD; 1.
DR Pfam; PF07685; GATase_3; 1.
DR SUPFAM; SSF52317; Class I glutamine amidotransferase-like; 1.
DR PROSITE; PS51274; GATASE_COBBQ; 1.
PE 3: Inferred from homology;
KW Cell shape {ECO:0000256|HAMAP-Rule:MF_02213};
KW Cell wall biogenesis/degradation {ECO:0000256|HAMAP-Rule:MF_02213};
KW Glutamine amidotransferase {ECO:0000256|HAMAP-Rule:MF_02213,
KW ECO:0000256|PROSITE-ProRule:PRU00606};
KW Hydrolase {ECO:0000256|HAMAP-Rule:MF_02213};
KW Ligase {ECO:0000256|HAMAP-Rule:MF_02213};
KW Peptidoglycan synthesis {ECO:0000256|HAMAP-Rule:MF_02213};
KW Reference proteome {ECO:0000313|Proteomes:UP000008495}.
FT DOMAIN 22..211
FT /note="CobB/CobQ-like glutamine amidotransferase"
FT /evidence="ECO:0000259|Pfam:PF07685"
FT ACT_SITE 108
FT /note="Nucleophile"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02213"
FT ACT_SITE 204
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02213"
FT BINDING 142
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_02213"
SQ SEQUENCE 264 AA; 28672 MW; F2CE77EE309F7049 CRC64;
MSTQDVVVTH PEGESKGTVV LVHIYPKEMS IYGDLGNTRV LQRRLNWHGY SCRLHRHHPG
QDFPEDAHIV LGGGGQDSGQ ARVESDLDRN GDVLKALADD GCPMLMICGM YQLFGNAFVT
LEGRRLPGLG ILDVTTTGNT TRMISPVVLE TDYGKIVGYE NHSGATVLGP GQQAFGRVLH
GYGNNPEDGT EGARTKRVFG TYLHGPILPA NPVFADALIA AAVERGLGRP FDSEDIDDTL
AVQARERQIT RLLSGKEKRD RKGA
//