ID S5VSS5_STRC3 Unreviewed; 566 AA.
AC S5VSS5;
DT 16-OCT-2013, integrated into UniProtKB/TrEMBL.
DT 16-OCT-2013, sequence version 1.
DT 13-SEP-2023, entry version 58.
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:AGS71020.1};
GN ORFNames=B446_21040 {ECO:0000313|EMBL:AGS71020.1};
OS Streptomyces collinus (strain DSM 40733 / Tue 365).
OC Bacteria; Actinomycetota; Actinomycetes; Kitasatosporales;
OC Streptomycetaceae; Streptomyces.
OX NCBI_TaxID=1214242 {ECO:0000313|EMBL:AGS71020.1, ECO:0000313|Proteomes:UP000015423};
RN [1] {ECO:0000313|Proteomes:UP000015423}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 40733 / Tue 365 {ECO:0000313|Proteomes:UP000015423};
RA Ruckert C., Szczepanowski R., Goesmann A., Pross E.K., Musiol E.M.,
RA Blin K., Wohlleben W., Puhler A., Weber T., Kalinowski J.;
RT "The complete genome sequence of Streptomyces collinus Tu 365.";
RL Submitted (OCT-2012) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|EMBL:AGS71020.1, ECO:0000313|Proteomes:UP000015423}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 40733 / Tue 365 {ECO:0000313|Proteomes:UP000015423};
RX PubMed=24140291; DOI=10.1016/j.jbiotec.2013.10.004;
RA Ruckert C., Szczepanowski R., Albersmeier A., Goesmann A., Iftime D.,
RA Musiol E.M., Blin K., Wohlleben W., Puhler A., Kalinowski J., Weber T.;
RT "Complete genome sequence of the kirromycin producer Streptomyces collinus
RT Tu 365 consisting of a linear chromosome and two linear plasmids.";
RL J. Biotechnol. 168:739-740(2013).
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}.
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DR EMBL; CP006259; AGS71020.1; -; Genomic_DNA.
DR RefSeq; WP_020941475.1; NC_021985.1.
DR AlphaFoldDB; S5VSS5; -.
DR STRING; 1214242.B446_21040; -.
DR KEGG; sci:B446_21040; -.
DR PATRIC; fig|1214242.5.peg.4313; -.
DR eggNOG; COG0373; Bacteria.
DR HOGENOM; CLU_035113_4_0_11; -.
DR OMA; FAFKCAA; -.
DR UniPathway; UPA00251; UER00316.
DR Proteomes; UP000015423; Chromosome.
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; 2.
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 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:UP000015423}.
FT DOMAIN 6..156
FT /note="Glutamyl-tRNA reductase N-terminal"
FT /evidence="ECO:0000259|Pfam:PF05201"
FT DOMAIN 184..281
FT /note="Quinate/shikimate 5-dehydrogenase/glutamyl-tRNA
FT reductase"
FT /evidence="ECO:0000259|Pfam:PF01488"
FT DOMAIN 445..544
FT /note="Tetrapyrrole biosynthesis glutamyl-tRNA reductase
FT dimerisation"
FT /evidence="ECO:0000259|Pfam:PF00745"
FT REGION 278..298
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT ACT_SITE 50
FT /note="Nucleophile"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00087"
FT BINDING 49..52
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00087"
FT BINDING 109
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00087"
FT BINDING 114..116
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00087"
FT BINDING 120
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00087"
FT BINDING 192..197
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00087"
FT SITE 99
FT /note="Important for activity"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00087"
SQ SEQUENCE 566 AA; 58886 MW; F9D22D8005D9BB93 CRC64;
MSLLVVGLSH RSAPVSVLER AALSVDAQAK LVQDTVAAEP ATEAAVLATC NRIELYADVD
KFHAGVAELS TLLAQHSGVG LEELTPYLYV HYEDRAVHHL FSVACGLDSM VVGEGQILGQ
IKDSLARAQE LHTAGKLLND LFQQALRVGK RAHSETGIDR AGQSLVTFGL EQLAAGGDVQ
GWAAGRRALV IGAGSMSSLA AATLARAGVA EVVVANRTFE RAERLARILT EGDDTDVAAR
AVPMDAVPGE LTRADVVVSC TGATGLVLTA EAVAQAVEDR TGRPAEDEGD DTGTGGTAVA
ALPPTSLGAE ENCPLDLAAV QGSTGFSVAG EAAVAGMDAA TLEQHAAWVD NGTLDRRARR
GPEADAELIT ALAATVATVG RIPERRRPEP VAGIPRPAPA LFLLDLAMPR DIDAAAHRLA
GVRLVDIESL AEASADAPMA ADVDQVRRIV SDEVAAFGAA QRAAHITPTV VALRTMAADV
VAGEIARLDG RLPDLDERQR GEIRQAVHRV VDKLLHAPTV RVKQLAAEPG GAGYADALRT
LFDLDPETVA AVSRAGDSTD KKDRPA
//