ID   GLSA_PSEPF              Reviewed;         302 AA.
AC   Q3KAU3;
DT   15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT   08-NOV-2005, sequence version 1.
DT   27-MAR-2024, entry version 108.
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=Pfl01_3373;
OS   Pseudomonas fluorescens (strain Pf0-1).
OC   Bacteria; Pseudomonadota; Gammaproteobacteria; Pseudomonadales;
OC   Pseudomonadaceae; Pseudomonas.
OX   NCBI_TaxID=205922;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=Pf0-1;
RX   PubMed=19432983; DOI=10.1186/gb-2009-10-5-r51;
RA   Silby M.W., Cerdeno-Tarraga A.M., Vernikos G.S., Giddens S.R.,
RA   Jackson R.W., Preston G.M., Zhang X.-X., Moon C.D., Gehrig S.M.,
RA   Godfrey S.A.C., Knight C.G., Malone J.G., Robinson Z., Spiers A.J.,
RA   Harris S., Challis G.L., Yaxley A.M., Harris D., Seeger K., Murphy L.,
RA   Rutter S., Squares R., Quail M.A., Saunders E., Mavromatis K.,
RA   Brettin T.S., Bentley S.D., Hothersall J., Stephens E., Thomas C.M.,
RA   Parkhill J., Levy S.B., Rainey P.B., Thomson N.R.;
RT   "Genomic and genetic analyses of diversity and plant interactions of
RT   Pseudomonas fluorescens.";
RL   Genome Biol. 10:R51.1-R51.16(2009).
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}.
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DR   EMBL; CP000094; ABA75111.1; -; Genomic_DNA.
DR   RefSeq; WP_011334745.1; NC_007492.2.
DR   AlphaFoldDB; Q3KAU3; -.
DR   SMR; Q3KAU3; -.
DR   KEGG; pfo:Pfl01_3373; -.
DR   eggNOG; COG2066; Bacteria.
DR   HOGENOM; CLU_027932_1_1_6; -.
DR   Proteomes; UP000002704; Chromosome.
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; DD-peptidase/beta-lactamase superfamily; 1.
DR   HAMAP; MF_00313; Glutaminase; 1.
DR   InterPro; IPR012338; Beta-lactam/transpept-like.
DR   InterPro; IPR015868; Glutaminase.
DR   NCBIfam; TIGR03814; Gln_ase; 1.
DR   PANTHER; PTHR12544; GLUTAMINASE; 1.
DR   PANTHER; PTHR12544:SF29; GLUTAMINASE; 1.
DR   Pfam; PF04960; Glutaminase; 1.
DR   SUPFAM; SSF56601; beta-lactamase/transpeptidase-like; 1.
PE   3: Inferred from homology;
KW   Hydrolase.
FT   CHAIN           1..302
FT                   /note="Glutaminase"
FT                   /id="PRO_1000048345"
FT   BINDING         61
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00313"
FT   BINDING         111
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00313"
FT   BINDING         155
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00313"
FT   BINDING         162
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00313"
FT   BINDING         186
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00313"
FT   BINDING         238
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00313"
FT   BINDING         256
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00313"
SQ   SEQUENCE   302 AA;  32732 MW;  EB2A4B2DE6A33BC7 CRC64;
     MQALLNEILD AVRPLIGQGK VADYIPALGT VPANQLGIAV YGNDGEMYCA GDAETPFSVQ
     SISKVFSLVQ AIEHSGEAIW ERLGHEPSGQ PFNSLVQLEF ERGRPRNPFI NAGALVICDI
     NQSRFAAPAL SMRDFVRRLS GNPQVMVDGK VADSEYQHRA RNAAMAYLMQ SFGNFHNDVE
     AVLRSYFSHC ALRMNCIDLA RAFCFLANDG FCKHSGEQIL TRRQTQQVNS IMATSGLYDE
     AGNFAYRVGL PGKSGVGGGI VAVVPGQFTV CVWSPELNTA GNSLAGMAAL EMLSSRIGWS
     VF
//