ID   GLSA_VIBC3              Reviewed;         306 AA.
AC   A5F9H5; C3M4P5;
DT   20-MAY-2008, integrated into UniProtKB/Swiss-Prot.
DT   20-MAY-2008, sequence version 2.
DT   03-AUG-2022, entry version 72.
DE   RecName: Full=Glutaminase {ECO:0000255|HAMAP-Rule:MF_00313};
DE            EC=3.5.1.2 {ECO:0000255|HAMAP-Rule:MF_00313};
GN   Name=glsA {ECO:0000255|HAMAP-Rule:MF_00313};
GN   OrderedLocusNames=VC0395_A0006, VC395_0498;
OS   Vibrio cholerae serotype O1 (strain ATCC 39541 / Classical Ogawa 395 /
OS   O395).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Vibrionales; Vibrionaceae;
OC   Vibrio.
OX   NCBI_TaxID=345073;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 39541 / Classical Ogawa 395 / O395;
RA   Heidelberg J.;
RL   Submitted (MAR-2007) to the EMBL/GenBank/DDBJ databases.
RN   [2]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 39541 / Classical Ogawa 395 / O395;
RX   PubMed=19115014; DOI=10.1371/journal.pone.0004053;
RA   Feng L., Reeves P.R., Lan R., Ren Y., Gao C., Zhou Z., Ren Y., Cheng J.,
RA   Wang W., Wang J., Qian W., Li D., Wang L.;
RT   "A recalibrated molecular clock and independent origins for the cholera
RT   pandemic clones.";
RL   PLoS ONE 3:E4053-E4053(2008).
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:0000255|HAMAP-Rule:MF_00313};
CC   -!- SUBUNIT: Homotetramer. {ECO:0000255|HAMAP-Rule:MF_00313}.
CC   -!- SIMILARITY: Belongs to the glutaminase family. {ECO:0000255|HAMAP-
CC       Rule:MF_00313}.
CC   -!- SEQUENCE CAUTION:
CC       Sequence=ABQ21307.1; Type=Erroneous initiation; Evidence={ECO:0000305};
CC       Sequence=ACP08517.1; Type=Erroneous initiation; Evidence={ECO:0000305};
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DR   EMBL; CP000627; ABQ21307.1; ALT_INIT; Genomic_DNA.
DR   EMBL; CP001235; ACP08517.1; ALT_INIT; Genomic_DNA.
DR   RefSeq; WP_000805055.1; NZ_JAACZH010000015.1.
DR   AlphaFoldDB; A5F9H5; -.
DR   SMR; A5F9H5; -.
DR   STRING; 345073.VC395_0498; -.
DR   EnsemblBacteria; ABQ21307; ABQ21307; VC0395_A0006.
DR   KEGG; vco:VC0395_A0006; -.
DR   KEGG; vcr:VC395_0498; -.
DR   PATRIC; fig|345073.21.peg.485; -.
DR   eggNOG; COG2066; Bacteria.
DR   HOGENOM; CLU_027932_1_1_6; -.
DR   Proteomes; UP000000249; Chromosome 2.
DR   GO; GO:0004359; F:glutaminase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0006541; P:glutamine metabolic process; IEA:InterPro.
DR   Gene3D; 3.40.710.10; -; 1.
DR   HAMAP; MF_00313; Glutaminase; 1.
DR   InterPro; IPR012338; Beta-lactam/transpept-like.
DR   InterPro; IPR015868; Glutaminase.
DR   PANTHER; PTHR12544; PTHR12544; 1.
DR   Pfam; PF04960; Glutaminase; 1.
DR   SUPFAM; SSF56601; SSF56601; 1.
DR   TIGRFAMs; TIGR03814; Gln_ase; 1.
PE   3: Inferred from homology;
KW   Hydrolase.
FT   CHAIN           1..306
FT                   /note="Glutaminase"
FT                   /id="PRO_0000336042"
FT   BINDING         64
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00313"
FT   BINDING         115
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00313"
FT   BINDING         159
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00313"
FT   BINDING         166
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00313"
FT   BINDING         190
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00313"
FT   BINDING         242
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00313"
FT   BINDING         260
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00313"
SQ   SEQUENCE   306 AA;  32757 MW;  88E3BA76C39D862B CRC64;
     MKPTAEILAS IIEEVRPLTG QGKVADYIPA LAKVPSEKLG IAVFTNQGEV ISAGDAQEGF
     SIQSISKVLS LTLAMGLYQP NELWSRVGKE PSGQAFNSLI QLEMEHGIPR NPFINAGAIV
     VCDMLQSRLS APRQRLLEFV RQLSGEPLIA YDKVVAASEM MHSDRNAAIA YLMRSFGNFH
     NEVIPVLHNY FHACALKMSC VELAKTFSYL ANKGVSVVTG ETVITPTQSK QTNALLATCG
     LYDGAGEFAY RVGMPGKSGV GGGIIAVVPG EMTIAVWSPA LDQSGNSLAG TRALELLAQR
     IGRSIF