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Database: UniProt
Entry: M0CFN9_9EURY
LinkDB: M0CFN9_9EURY
Original site: M0CFN9_9EURY 
ID   M0CFN9_9EURY            Unreviewed;       443 AA.
AC   M0CFN9;
DT   03-APR-2013, integrated into UniProtKB/TrEMBL.
DT   03-APR-2013, sequence version 1.
DT   24-JAN-2024, entry version 53.
DE   RecName: Full=Glutamyl-tRNA reductase {ECO:0000256|ARBA:ARBA00012970, ECO:0000256|HAMAP-Rule:MF_00087};
DE            Short=GluTR {ECO:0000256|HAMAP-Rule:MF_00087};
DE            EC=1.2.1.70 {ECO:0000256|ARBA:ARBA00012970, ECO:0000256|HAMAP-Rule:MF_00087};
GN   Name=hemA {ECO:0000256|HAMAP-Rule:MF_00087,
GN   ECO:0000313|EMBL:ELZ22075.1};
GN   ORFNames=C476_06582 {ECO:0000313|EMBL:ELZ22075.1};
OS   Natrinema limicola JCM 13563.
OC   Archaea; Euryarchaeota; Stenosarchaea group; Halobacteria; Natrialbales;
OC   Natrialbaceae; Natrinema.
OX   NCBI_TaxID=1230457 {ECO:0000313|EMBL:ELZ22075.1, ECO:0000313|Proteomes:UP000011615};
RN   [1] {ECO:0000313|EMBL:ELZ22075.1, ECO:0000313|Proteomes:UP000011615}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=JCM 13563 {ECO:0000313|EMBL:ELZ22075.1,
RC   ECO:0000313|Proteomes:UP000011615};
RX   PubMed=25393412; DOI=10.1371/journal.pgen.1004784;
RA   Becker E.A., Seitzer P.M., Tritt A., Larsen D., Krusor M., Yao A.I., Wu D.,
RA   Madern D., Eisen J.A., Darling A.E., Facciotti M.T.;
RT   "Phylogenetically driven sequencing of extremely halophilic archaea reveals
RT   strategies for static and dynamic osmo-response.";
RL   PLoS Genet. 10:E1004784-E1004784(2014).
CC   -!- FUNCTION: Catalyzes the NADPH-dependent reduction of glutamyl-tRNA(Glu)
CC       to glutamate 1-semialdehyde (GSA). {ECO:0000256|HAMAP-Rule:MF_00087}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=(S)-4-amino-5-oxopentanoate + NADP(+) + tRNA(Glu) = H(+) + L-
CC         glutamyl-tRNA(Glu) + NADPH; Xref=Rhea:RHEA:12344, Rhea:RHEA-
CC         COMP:9663, Rhea:RHEA-COMP:9680, ChEBI:CHEBI:15378, ChEBI:CHEBI:57501,
CC         ChEBI:CHEBI:57783, ChEBI:CHEBI:58349, ChEBI:CHEBI:78442,
CC         ChEBI:CHEBI:78520; EC=1.2.1.70;
CC         Evidence={ECO:0000256|ARBA:ARBA00001415, ECO:0000256|HAMAP-
CC         Rule:MF_00087, ECO:0000256|RuleBase:RU000584};
CC   -!- PATHWAY: Porphyrin-containing compound metabolism; protoporphyrin-IX
CC       biosynthesis; 5-aminolevulinate from L-glutamyl-tRNA(Glu): step 1/2.
CC       {ECO:0000256|ARBA:ARBA00005059, ECO:0000256|HAMAP-Rule:MF_00087,
CC       ECO:0000256|RuleBase:RU000584}.
CC   -!- SUBUNIT: Homodimer. {ECO:0000256|HAMAP-Rule:MF_00087}.
CC   -!- DOMAIN: Possesses an unusual extended V-shaped dimeric structure with
CC       each monomer consisting of three distinct domains arranged along a
CC       curved 'spinal' alpha-helix. The N-terminal catalytic domain
CC       specifically recognizes the glutamate moiety of the substrate. The
CC       second domain is the NADPH-binding domain, and the third C-terminal
CC       domain is responsible for dimerization. {ECO:0000256|HAMAP-
CC       Rule:MF_00087}.
CC   -!- MISCELLANEOUS: During catalysis, the active site Cys acts as a
CC       nucleophile attacking the alpha-carbonyl group of tRNA-bound glutamate
CC       with the formation of a thioester intermediate between enzyme and
CC       glutamate, and the concomitant release of tRNA(Glu). The thioester
CC       intermediate is finally reduced by direct hydride transfer from NADPH,
CC       to form the product GSA. {ECO:0000256|HAMAP-Rule:MF_00087}.
CC   -!- SIMILARITY: Belongs to the glutamyl-tRNA reductase family.
CC       {ECO:0000256|ARBA:ARBA00005916, ECO:0000256|HAMAP-Rule:MF_00087,
CC       ECO:0000256|RuleBase:RU000584}.
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:ELZ22075.1}.
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DR   EMBL; AOIT01000029; ELZ22075.1; -; Genomic_DNA.
DR   AlphaFoldDB; M0CFN9; -.
DR   STRING; 1230457.C476_06582; -.
DR   PATRIC; fig|1230457.4.peg.1318; -.
DR   eggNOG; arCOG01036; Archaea.
DR   UniPathway; UPA00251; UER00316.
DR   Proteomes; UP000011615; Unassembled WGS sequence.
DR   GO; GO:0008883; F:glutamyl-tRNA reductase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0050661; F:NADP binding; IEA:InterPro.
DR   GO; GO:0006782; P:protoporphyrinogen IX biosynthetic process; IEA:UniProtKB-UniPathway.
DR   CDD; cd05213; NAD_bind_Glutamyl_tRNA_reduct; 1.
DR   Gene3D; 3.30.460.30; Glutamyl-tRNA reductase, N-terminal domain; 1.
DR   Gene3D; 3.40.50.720; NAD(P)-binding Rossmann-like Domain; 1.
DR   HAMAP; MF_00087; Glu_tRNA_reductase; 1.
DR   InterPro; IPR000343; 4pyrrol_synth_GluRdtase.
DR   InterPro; IPR015896; 4pyrrol_synth_GluRdtase_dimer.
DR   InterPro; IPR015895; 4pyrrol_synth_GluRdtase_N.
DR   InterPro; IPR018214; GluRdtase_CS.
DR   InterPro; IPR036453; GluRdtase_dimer_dom_sf.
DR   InterPro; IPR036343; GluRdtase_N_sf.
DR   InterPro; IPR036291; NAD(P)-bd_dom_sf.
DR   InterPro; IPR006151; Shikm_DH/Glu-tRNA_Rdtase.
DR   NCBIfam; TIGR01035; hemA; 1.
DR   PANTHER; PTHR43013; GLUTAMYL-TRNA REDUCTASE; 1.
DR   PANTHER; PTHR43013:SF1; GLUTAMYL-TRNA REDUCTASE; 1.
DR   Pfam; PF00745; GlutR_dimer; 1.
DR   Pfam; PF05201; GlutR_N; 1.
DR   Pfam; PF01488; Shikimate_DH; 1.
DR   PIRSF; PIRSF000445; 4pyrrol_synth_GluRdtase; 1.
DR   SUPFAM; SSF69742; Glutamyl tRNA-reductase catalytic, N-terminal domain; 1.
DR   SUPFAM; SSF69075; Glutamyl tRNA-reductase dimerization domain; 1.
DR   SUPFAM; SSF51735; NAD(P)-binding Rossmann-fold domains; 1.
DR   PROSITE; PS00747; GLUTR; 1.
PE   3: Inferred from homology;
KW   NADP {ECO:0000256|ARBA:ARBA00022857, ECO:0000256|HAMAP-Rule:MF_00087};
KW   Oxidoreductase {ECO:0000256|ARBA:ARBA00023002, ECO:0000256|HAMAP-
KW   Rule:MF_00087};
KW   Porphyrin biosynthesis {ECO:0000256|ARBA:ARBA00023244, ECO:0000256|HAMAP-
KW   Rule:MF_00087}; Reference proteome {ECO:0000313|Proteomes:UP000011615}.
FT   DOMAIN          21..151
FT                   /note="Glutamyl-tRNA reductase N-terminal"
FT                   /evidence="ECO:0000259|Pfam:PF05201"
FT   DOMAIN          170..299
FT                   /note="Quinate/shikimate 5-dehydrogenase/glutamyl-tRNA
FT                   reductase"
FT                   /evidence="ECO:0000259|Pfam:PF01488"
FT   DOMAIN          313..412
FT                   /note="Tetrapyrrole biosynthesis glutamyl-tRNA reductase
FT                   dimerisation"
FT                   /evidence="ECO:0000259|Pfam:PF00745"
FT   ACT_SITE        52
FT                   /note="Nucleophile"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00087,
FT                   ECO:0000256|PIRSR:PIRSR000445-1"
FT   BINDING         51..54
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00087,
FT                   ECO:0000256|PIRSR:PIRSR000445-2"
FT   BINDING         104
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00087,
FT                   ECO:0000256|PIRSR:PIRSR000445-2"
FT   BINDING         109..111
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00087,
FT                   ECO:0000256|PIRSR:PIRSR000445-2"
FT   BINDING         115
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00087,
FT                   ECO:0000256|PIRSR:PIRSR000445-2"
FT   BINDING         183..188
FT                   /ligand="NADP(+)"
FT                   /ligand_id="ChEBI:CHEBI:58349"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00087,
FT                   ECO:0000256|PIRSR:PIRSR000445-3"
FT   SITE            94
FT                   /note="Important for activity"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00087,
FT                   ECO:0000256|PIRSR:PIRSR000445-4"
SQ   SEQUENCE   443 AA;  46834 MW;  591C5F72969F0166 CRC64;
     MISTGVVTAA RVTHRCGTVD QLAAASPESQ TTAVTELLTV SDIEEAYVLS TCNRVEAYVV
     GPDHVVGRAA LSEFFAGVDD DAIVMTDHDE SLHHLLRVAA GLDSVIIGED QIIGQVRAAY
     EDARDAGGIG SMLEAAVTKA IHVGERARTE TAINEGVVSL GSAATRRAAQ EIDLEGATAL
     VVGAGEMGQL AARSLAAAGV DELVVANRTV SRATQLISDV DDETDTTVVS LDDLERVATH
     ADVVVAATGS DEPVLEPRHL EGQAEPQVIV DLGQPRDVAP ETDSLPAVQV FDLDDLETIT
     AETHEQRADA ADEVEAMIDH EFELLIEQYK RARADEAIAA MYESAERIKE REVETALSRL
     GGDEVSAEQR EIVEAMADSL VNQLLAPPTK SLREAAAEDD WSTIHTALQL FNPEFGGNDG
     PIAPPSMATT VNGDASIGAT DDD
//
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