ID A0A1H7UH93_9SPHN Unreviewed; 1508 AA.
AC A0A1H7UH93;
DT 22-NOV-2017, integrated into UniProtKB/TrEMBL.
DT 22-NOV-2017, sequence version 1.
DT 28-JAN-2026, entry version 25.
DE RecName: Full=Glutamate synthase [NADPH] large chain {ECO:0000256|ARBA:ARBA00072108};
DE EC=1.4.1.13 {ECO:0000256|ARBA:ARBA00012079};
DE AltName: Full=Glutamate synthase subunit alpha {ECO:0000256|ARBA:ARBA00079921};
GN ORFNames=SAMN05216382_2986 {ECO:0000313|EMBL:SEL96018.1};
OS Sphingomonas palmae.
OC Bacteria; Pseudomonadati; Pseudomonadota; Alphaproteobacteria;
OC Sphingomonadales; Sphingomonadaceae; Sphingomonas.
OX NCBI_TaxID=1855283 {ECO:0000313|EMBL:SEL96018.1, ECO:0000313|Proteomes:UP000199214};
RN [1] {ECO:0000313|Proteomes:UP000199214}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=JS21-1 {ECO:0000313|Proteomes:UP000199214};
RA Varghese N., Submissions S.;
RL Submitted (OCT-2016) to the EMBL/GenBank/DDBJ databases.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=2 L-glutamate + NADP(+) = L-glutamine + 2-oxoglutarate + NADPH
CC + H(+); Xref=Rhea:RHEA:15501, ChEBI:CHEBI:15378, ChEBI:CHEBI:16810,
CC ChEBI:CHEBI:29985, ChEBI:CHEBI:57783, ChEBI:CHEBI:58349,
CC ChEBI:CHEBI:58359; EC=1.4.1.13;
CC Evidence={ECO:0000256|ARBA:ARBA00048151};
CC -!- COFACTOR:
CC Name=FAD; Xref=ChEBI:CHEBI:57692;
CC Evidence={ECO:0000256|ARBA:ARBA00001974};
CC -!- COFACTOR:
CC Name=FMN; Xref=ChEBI:CHEBI:58210;
CC Evidence={ECO:0000256|ARBA:ARBA00001917};
CC -!- COFACTOR:
CC Name=[3Fe-4S] cluster; Xref=ChEBI:CHEBI:21137;
CC Evidence={ECO:0000256|ARBA:ARBA00001927};
CC -!- PATHWAY: Amino-acid biosynthesis; L-glutamate biosynthesis via GLT
CC pathway; L-glutamate from 2-oxoglutarate and L-glutamine (NADP(+)
CC route): step 1/1. {ECO:0000256|ARBA:ARBA00037898}.
CC -!- SIMILARITY: Belongs to the glutamate synthase family.
CC {ECO:0000256|ARBA:ARBA00009716}.
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DR EMBL; FNZZ01000007; SEL96018.1; -; Genomic_DNA.
DR RefSeq; WP_093007751.1; NZ_FNZZ01000007.1.
DR STRING; 1855283.SAMN05216382_2986; -.
DR OrthoDB; 9758182at2; -.
DR Proteomes; UP000199214; Unassembled WGS sequence.
DR GO; GO:0051538; F:3 iron, 4 sulfur cluster binding; IEA:UniProtKB-KW.
DR GO; GO:0004355; F:glutamate synthase (NADPH) activity; IEA:UniProtKB-EC.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0019676; P:ammonia assimilation cycle; IEA:TreeGrafter.
DR GO; GO:0006537; P:glutamate biosynthetic process; IEA:UniProtKB-KW.
DR CDD; cd00982; gltB_C; 1.
DR CDD; cd00713; GltS; 1.
DR CDD; cd02808; GltS_FMN; 1.
DR FunFam; 2.160.20.60:FF:000001; Glutamate synthase, large subunit; 1.
DR FunFam; 3.20.20.70:FF:000097; Glutamate synthase, large subunit; 1.
DR FunFam; 3.60.20.10:FF:000001; Glutamate synthase, large subunit; 1.
DR Gene3D; 3.20.20.70; Aldolase class I; 2.
DR Gene3D; 2.160.20.60; Glutamate synthase, alpha subunit, C-terminal domain; 1.
DR Gene3D; 3.60.20.10; Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1; 1.
DR InterPro; IPR013785; Aldolase_TIM.
DR InterPro; IPR050711; ET-N_metabolism_enzyme.
DR InterPro; IPR017932; GATase_2_dom.
DR InterPro; IPR002489; Glu_synth_asu_C.
DR InterPro; IPR036485; Glu_synth_asu_C_sf.
DR InterPro; IPR006982; Glu_synth_centr_N.
DR InterPro; IPR002932; Glu_synthdom.
DR InterPro; IPR029055; Ntn_hydrolases_N.
DR NCBIfam; NF008730; PRK11750.1; 1.
DR PANTHER; PTHR11938; FAD NADPH DEHYDROGENASE/OXIDOREDUCTASE; 1.
DR PANTHER; PTHR11938:SF133; GLUTAMATE SYNTHASE (NADH); 1.
DR Pfam; PF00310; GATase_2; 1.
DR Pfam; PF04898; Glu_syn_central; 1.
DR Pfam; PF01645; Glu_synthase; 1.
DR Pfam; PF01493; GXGXG; 1.
DR SUPFAM; SSF69336; Alpha subunit of glutamate synthase, C-terminal domain; 1.
DR SUPFAM; SSF51395; FMN-linked oxidoreductases; 1.
DR SUPFAM; SSF56235; N-terminal nucleophile aminohydrolases (Ntn hydrolases); 1.
DR PROSITE; PS51278; GATASE_TYPE_2; 1.
PE 3: Inferred from homology;
KW 3Fe-4S {ECO:0000256|ARBA:ARBA00023291};
KW Amino-acid biosynthesis {ECO:0000256|ARBA:ARBA00022605};
KW FAD {ECO:0000256|ARBA:ARBA00022827};
KW Flavoprotein {ECO:0000256|ARBA:ARBA00022630};
KW FMN {ECO:0000256|ARBA:ARBA00022643};
KW Glutamate biosynthesis {ECO:0000256|ARBA:ARBA00023164};
KW Glutamine amidotransferase {ECO:0000256|ARBA:ARBA00022962};
KW Iron {ECO:0000256|ARBA:ARBA00023004};
KW Iron-sulfur {ECO:0000256|ARBA:ARBA00023014};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002};
KW Reference proteome {ECO:0000313|Proteomes:UP000199214}.
FT DOMAIN 28..425
FT /note="Glutamine amidotransferase type-2"
FT /evidence="ECO:0000259|PROSITE:PS51278"
SQ SEQUENCE 1508 AA; 163385 MW; 29456BF306D0CD30 CRC64;
MSDAPMTDQR AWLAEHGMYR PEFEGDACGV GLVAATDGKP SRRVVQSAID ALKAVWHRGA
VDADGKTGDG AGLHVDLPVR FFDDCVAASG HKLLPNRLAV GMVFLPRTDL GAQETCRTIV
EAEMIEAGYT IYGWRQVPVD VSVIGAKAQL TRPEIEQIMI AGPLPDAVSA DEFEKNLYLV
RRRIEKRVIA AQIQGFYVCS LSCRSIIYKG LFLAESLSVF YPDLTDQRFE SRVAIFHQRY
STNTFPQWWL AQPFRCLAHN GEINTVRGNK NWMLSHEIRM ASIAFGEHSE DIKPVIPAGA
SDTAALDATF EAICRSGRDA PTAKLMLVPE AWQAGGDTPD AHIAMYQYLA SVMEPWDGPA
ALAMTDGRWA VGGVDRNALR PLRYTQTADG LLIIGSEAGM VVVPESTVVA KGRLGPGQMI
AVDLLEGRVL RDREIKDKIA AEHDYAAMIG EFSAIDDLPP APADSTMRYD RAELARRQVA
AGQTLEDMEL ILSPMVETAK EAIGSMGDDT PLAVISDKPR LISQFFRQNF SQVTNPPIDS
LRERYVMSLK TRFGNLANIL DTEDRRERVL VLDSPVLTGA HWHRLKAYFG SSAAEIDCTF
EAGGGAERLR AAIQRIRNQA EQAVREGRSE LFLTDEHIGE DRVAIPGVLA AAAVHTHLVR
RGLRSYASVN VRTAECLDTH YYAVLIGVGA TTVNAYLAEA AIVDRQARGL FGDLSLDDCL
VRHKKAIEEG LLKIMSKMGI SVLSSYRGGY NFEAVGLSRA LVNDLFPGMP AKISGEGYAS
LHVNATERHE AAFDSAVATL PIGGFYRQRH TGEAHAYSAQ LMHLLQTAVS TDSYSSYLQF
SRGVADLPPI YLRDLFQFNF PAEGVAVDQV EAITEIRKRF VTPGMSLGAL SPEAHETLAI
AMNRIGAKAV SGEGGEDKIR YQPYENGDNA NSVIKQIASG RFGVTSEYLN ACEEIEIKVA
QGAKPGEGGQ LPGFKVTEFI ARLRHSTPGV TLISPPPHHD IYSIEDLAQL IYDLKQINPR
ARVCVKLVSS AGIGTVAAGV AKAHADVILV SGHVGGTGAS PQTSIKYAGT PWEMGLSEVN
QVLTLNGLRG RIKLRADGGL KTGRDIVIAA ILGAEEFGIG TLSLVAMGCI MVRQCHSNTC
PVGVCTQDPK LRDKFVGTPE KVINLMTFIA EEVRDILARL GVRSLDEVIG RTELLRQVSR
GAEHLDDLDL NPILAKVDAT DAERRFSLST FRNEVPDSLD AQIIKDAAPV FSRGEKMQLT
YSVRNTHRAV GTRLSSEVTR RFGMSKLADG HVTVRLRGSA GQSLGAFLCR GITLEVFGDA
NDYVGKGLSG GTIIVRPAVS SPLASQDNTI LGNTVLYGAT AGRLLAAGQA GERFAVRNSG
ADVVVEGCGA NGCEYMTGGT AVVLGEVGQN FGAGMTGGMA FVYDAAGRFA RNANPESIVW
QRLASEHWEG KLRALVEAHA RATDSRWSKG LLEDWDAALA HFWQVVPKEM LTRLSYPLDD
SVELVAAE
//