ID A0A3Q0S4X0_AMPCI Unreviewed; 371 AA.
AC A0A3Q0S4X0;
DT 10-APR-2019, integrated into UniProtKB/TrEMBL.
DT 10-APR-2019, sequence version 1.
DT 27-MAR-2024, entry version 25.
DE RecName: Full=Glutamine synthetase {ECO:0000256|ARBA:ARBA00012937, ECO:0000256|RuleBase:RU004356};
DE EC=6.3.1.2 {ECO:0000256|ARBA:ARBA00012937, ECO:0000256|RuleBase:RU004356};
OS Amphilophus citrinellus (Midas cichlid) (Cichlasoma citrinellum).
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi;
OC Actinopterygii; Neopterygii; Teleostei; Neoteleostei; Acanthomorphata;
OC Ovalentaria; Cichlomorphae; Cichliformes; Cichlidae; New World cichlids;
OC Cichlasomatinae; Heroini; Amphilophus.
OX NCBI_TaxID=61819 {ECO:0000313|Ensembl:ENSACIP00000019884.1, ECO:0000313|Proteomes:UP000261340};
RN [1] {ECO:0000313|Ensembl:ENSACIP00000019884.1}
RP IDENTIFICATION.
RG Ensembl;
RL Submitted (SEP-2023) to UniProtKB.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=ATP + L-glutamate + NH4(+) = ADP + H(+) + L-glutamine +
CC phosphate; Xref=Rhea:RHEA:16169, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:28938, ChEBI:CHEBI:29985, ChEBI:CHEBI:30616,
CC ChEBI:CHEBI:43474, ChEBI:CHEBI:58359, ChEBI:CHEBI:456216; EC=6.3.1.2;
CC Evidence={ECO:0000256|RuleBase:RU004356};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|ARBA:ARBA00001946};
CC -!- COFACTOR:
CC Name=Mn(2+); Xref=ChEBI:CHEBI:29035;
CC Evidence={ECO:0000256|ARBA:ARBA00001936};
CC -!- SUBCELLULAR LOCATION: Mitochondrion {ECO:0000256|ARBA:ARBA00004173}.
CC -!- SIMILARITY: Belongs to the glutamine synthetase family.
CC {ECO:0000256|ARBA:ARBA00009897, ECO:0000256|PROSITE-ProRule:PRU01330,
CC ECO:0000256|RuleBase:RU000384}.
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DR AlphaFoldDB; A0A3Q0S4X0; -.
DR STRING; 61819.ENSACIP00000019884; -.
DR Ensembl; ENSACIT00000020413.1; ENSACIP00000019884.1; ENSACIG00000015453.1.
DR GeneTree; ENSGT00390000010047; -.
DR OMA; DRRPNAN; -.
DR Proteomes; UP000261340; Unplaced.
DR GO; GO:0005739; C:mitochondrion; IEA:UniProtKB-SubCell.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-KW.
DR GO; GO:0004356; F:glutamine synthetase activity; IEA:UniProtKB-EC.
DR GO; GO:0006542; P:glutamine biosynthetic process; IEA:InterPro.
DR Gene3D; 3.10.20.70; Glutamine synthetase, N-terminal domain; 1.
DR Gene3D; 3.30.590.10; Glutamine synthetase/guanido kinase, catalytic domain; 2.
DR InterPro; IPR008147; Gln_synt_N.
DR InterPro; IPR036651; Gln_synt_N_sf.
DR InterPro; IPR014746; Gln_synth/guanido_kin_cat_dom.
DR InterPro; IPR008146; Gln_synth_cat_dom.
DR InterPro; IPR027303; Gln_synth_gly_rich_site.
DR InterPro; IPR027302; Gln_synth_N_conserv_site.
DR PANTHER; PTHR20852; GLUTAMINE SYNTHETASE; 1.
DR PANTHER; PTHR20852:SF45; GLUTAMINE SYNTHETASE; 1.
DR Pfam; PF00120; Gln-synt_C; 1.
DR Pfam; PF03951; Gln-synt_N; 1.
DR SMART; SM01230; Gln-synt_C; 1.
DR SUPFAM; SSF54368; Glutamine synthetase, N-terminal domain; 1.
DR SUPFAM; SSF55931; Glutamine synthetase/guanido kinase; 1.
DR PROSITE; PS00180; GLNA_1; 1.
DR PROSITE; PS00181; GLNA_ATP; 1.
DR PROSITE; PS51986; GS_BETA_GRASP; 1.
DR PROSITE; PS51987; GS_CATALYTIC; 1.
PE 3: Inferred from homology;
KW ATP-binding {ECO:0000256|ARBA:ARBA00022840, ECO:0000256|RuleBase:RU004356};
KW Ligase {ECO:0000256|ARBA:ARBA00022598, ECO:0000256|RuleBase:RU004356};
KW Manganese {ECO:0000256|ARBA:ARBA00023211};
KW Mitochondrion {ECO:0000256|ARBA:ARBA00023128};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741,
KW ECO:0000256|RuleBase:RU004356}.
FT DOMAIN 26..106
FT /note="GS beta-grasp"
FT /evidence="ECO:0000259|PROSITE:PS51986"
FT DOMAIN 113..371
FT /note="GS catalytic"
FT /evidence="ECO:0000259|PROSITE:PS51987"
SQ SEQUENCE 371 AA; 41479 MW; E7373AD52B13E162 CRC64;
MAMSASASLS KAVKQQYMEL PQGDKVQAMY IWIDGTGEGL RCKTRTLDCE PKSIEDLPEW
NFDGSSTYQS EGSNSDMYLI PAAMFRDPFR KDPNKLVLCE VLKYNRKPAE TNLRLTCKKV
MDMVADQHPW FGMEQEYTIL GTDGHPFGWP SNGFPGPQGP YYCGVGADKA YGRDIVEAHY
RACLYAGVQI CGTNAEVMPA QWEFQVGPCE GIDMGDHLWI ARFILHRVCE DFGVVASFDP
KPIPGNWNGA GCHTNFSTKE MREDGGLKAI EDSIEKLAKR HSYHIRAYDP KGGLDNARRL
TGRHETSNIN EFSAGVANRG ASIRIPRNVG QEKKGYFEDR RPSANCDPYG VTEALIRTCL
LSEEGEEPVD Y
//
