SPSS_METM7
ID SPSS_METM7 Reviewed; 380 AA.
AC A6VGH9;
DT 20-JAN-2009, integrated into UniProtKB/Swiss-Prot.
DT 21-AUG-2007, sequence version 1.
DT 03-AUG-2022, entry version 73.
DE RecName: Full=O-phospho-L-seryl-tRNA:Cys-tRNA synthase {ECO:0000255|HAMAP-Rule:MF_01675};
DE EC=2.5.1.73 {ECO:0000255|HAMAP-Rule:MF_01675};
DE AltName: Full=Sep-tRNA:Cys-tRNA synthase {ECO:0000255|HAMAP-Rule:MF_01675};
DE Short=SepCysS {ECO:0000255|HAMAP-Rule:MF_01675};
GN OrderedLocusNames=MmarC7_0486;
OS Methanococcus maripaludis (strain C7 / ATCC BAA-1331).
OC Archaea; Euryarchaeota; Methanomada group; Methanococci; Methanococcales;
OC Methanococcaceae; Methanococcus.
OX NCBI_TaxID=426368;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=C7 / ATCC BAA-1331;
RG US DOE Joint Genome Institute;
RA Copeland A., Lucas S., Lapidus A., Barry K., Glavina del Rio T., Dalin E.,
RA Tice H., Pitluck S., Clum A., Schmutz J., Larimer F., Land M., Hauser L.,
RA Kyrpides N., Anderson I., Sieprawska-Lupa M., Whitman W.B., Richardson P.;
RT "Complete sequence of Methanococcus maripaludis C7.";
RL Submitted (JUN-2007) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Converts O-phospho-L-seryl-tRNA(Cys) (Sep-tRNA(Cys)) to L-
CC cysteinyl-tRNA(Cys) (Cys-tRNA(Cys)). {ECO:0000255|HAMAP-Rule:MF_01675}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=H(+) + hydrogen sulfide + O-phospho-L-seryl-tRNA(Cys) = L-
CC cysteinyl-tRNA(Cys) + phosphate; Xref=Rhea:RHEA:25686, Rhea:RHEA-
CC COMP:9679, Rhea:RHEA-COMP:9719, ChEBI:CHEBI:15378, ChEBI:CHEBI:29919,
CC ChEBI:CHEBI:43474, ChEBI:CHEBI:78517, ChEBI:CHEBI:78551; EC=2.5.1.73;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01675};
CC -!- COFACTOR:
CC Name=pyridoxal 5'-phosphate; Xref=ChEBI:CHEBI:597326;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01675};
CC -!- SUBUNIT: Homodimer. Interacts with SepRS. {ECO:0000255|HAMAP-
CC Rule:MF_01675}.
CC -!- SIMILARITY: Belongs to the SepCysS family. {ECO:0000255|HAMAP-
CC Rule:MF_01675}.
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DR EMBL; CP000745; ABR65555.1; -; Genomic_DNA.
DR RefSeq; WP_011976887.1; NC_009637.1.
DR AlphaFoldDB; A6VGH9; -.
DR SMR; A6VGH9; -.
DR STRING; 426368.MmarC7_0486; -.
DR EnsemblBacteria; ABR65555; ABR65555; MmarC7_0486.
DR GeneID; 5329480; -.
DR KEGG; mmz:MmarC7_0486; -.
DR eggNOG; arCOG00091; Archaea.
DR HOGENOM; CLU_060476_0_0_2; -.
DR OMA; HKSMAAS; -.
DR OrthoDB; 24071at2157; -.
DR GO; GO:0043766; F:Sep-tRNA:Cys-tRNA synthase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0006412; P:translation; IEA:UniProtKB-KW.
DR Gene3D; 3.40.640.10; -; 1.
DR Gene3D; 3.90.1150.10; -; 1.
DR HAMAP; MF_01675; Sep_Cys_tRNA_synth; 1.
DR InterPro; IPR015424; PyrdxlP-dep_Trfase.
DR InterPro; IPR015421; PyrdxlP-dep_Trfase_major.
DR InterPro; IPR015422; PyrdxlP-dep_Trfase_small.
DR InterPro; IPR013375; Sep_Cys-tRNA_synth_arc.
DR InterPro; IPR008829; SepSecS/SepCysS.
DR PANTHER; PTHR43586:SF3; PTHR43586:SF3; 1.
DR Pfam; PF05889; SepSecS; 1.
DR SUPFAM; SSF53383; SSF53383; 1.
DR TIGRFAMs; TIGR02539; SepCysS; 1.
PE 3: Inferred from homology;
KW Protein biosynthesis; Pyridoxal phosphate; Transferase.
FT CHAIN 1..380
FT /note="O-phospho-L-seryl-tRNA:Cys-tRNA synthase"
FT /id="PRO_0000359451"
FT BINDING 86..87
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01675"
FT BINDING 192
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01675"
FT BINDING 215..217
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01675"
FT MOD_RES 218
FT /note="N6-(pyridoxal phosphate)lysine"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01675"
SQ SEQUENCE 380 AA; 43313 MW; 3DD7BEE3AE5D8069 CRC64;
MDINTDKYKN ITRNLEREMI NLNPIQRGGI IPTEAKKIIY EYWDGYSVCD YCSGRLDQIE
TPPINEFLED MSKFLGMDIT RPTHGARESK YAVMNSICKE GDYVVLDGNA HYTSYVALER
AKLNYEKTEI EEYPTFRVIP ESYAEKIDLL EDSKKNIGLI LLTHVDGNYG NVADVEKVGK
IAKSKGYPFL LNCAYSAGRM PIDGKKLNVD FIAASGHKSM AASGPCGLLS INKKYEDEVL
ETSKVNVVKE LQMLGCTSRG IPILSLMASF EHLIERVKKW DLEVEKTRKV VNELEPLGFN
QIGEKPRNHD IIRFETPILD KIAEKDKRRG FFFYEELKKR GIGGIRRGVT KEFKMSVYGL
TNVQVDYVIN SMKSIINELR