ID Q92LI4_RHIME Unreviewed; 259 AA.
AC Q92LI4;
DT 01-DEC-2001, integrated into UniProtKB/TrEMBL.
DT 01-DEC-2001, sequence version 1.
DT 27-MAR-2024, entry version 123.
DE RecName: Full=Succinate dehydrogenase iron-sulfur subunit {ECO:0000256|ARBA:ARBA00022131, ECO:0000256|RuleBase:RU361237};
DE EC=1.3.5.1 {ECO:0000256|ARBA:ARBA00012792, ECO:0000256|RuleBase:RU361237};
GN Name=sdhB {ECO:0000313|EMBL:CAC47648.1};
GN ORFNames=SMc02466 {ECO:0000313|EMBL:CAC47648.1};
OS Rhizobium meliloti (strain 1021) (Ensifer meliloti) (Sinorhizobium
OS meliloti).
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Hyphomicrobiales;
OC Rhizobiaceae; Sinorhizobium/Ensifer group; Sinorhizobium.
OX NCBI_TaxID=266834 {ECO:0000313|EMBL:CAC47648.1, ECO:0000313|Proteomes:UP000001976};
RN [1] {ECO:0000313|EMBL:CAC47648.1, ECO:0000313|Proteomes:UP000001976}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=1021 {ECO:0000313|EMBL:CAC47648.1,
RC ECO:0000313|Proteomes:UP000001976};
RX PubMed=11481430; DOI=10.1073/pnas.161294398;
RA Capela D., Barloy-Hubler F., Gouzy J., Bothe G., Ampe F., Batut J.,
RA Boistard P., Becker A., Boutry M., Cadieu E., Dreano S., Gloux S.,
RA Godrie T., Goffeau A., Kahn D., Kiss E., Lelaure V., Masuy D., Pohl T.,
RA Portetelle D., Puehler A., Purnelle B., Ramsperger U., Renard C.,
RA Thebault P., Vandenbol M., Weidner S., Galibert F.;
RT "Analysis of the chromosome sequence of the legume symbiont Sinorhizobium
RT meliloti strain 1021.";
RL Proc. Natl. Acad. Sci. U.S.A. 98:9877-9882(2001).
RN [2] {ECO:0000313|Proteomes:UP000001976}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=1021 {ECO:0000313|Proteomes:UP000001976};
RX PubMed=11474104; DOI=10.1126/science.1060966;
RA Galibert F., Finan T.M., Long S.R., Puehler A., Abola P., Ampe F.,
RA Barloy-Hubler F., Barnett M.J., Becker A., Boistard P., Bothe G.,
RA Boutry M., Bowser L., Buhrmester J., Cadieu E., Capela D., Chain P.,
RA Cowie A., Davis R.W., Dreano S., Federspiel N.A., Fisher R.F., Gloux S.,
RA Godrie T., Goffeau A., Golding B., Gouzy J., Gurjal M., Hernandez-Lucas I.,
RA Hong A., Huizar L., Hyman R.W., Jones T., Kahn D., Kahn M.L., Kalman S.,
RA Keating D.H., Kiss E., Komp C., Lelaure V., Masuy D., Palm C., Peck M.C.,
RA Pohl T.M., Portetelle D., Purnelle B., Ramsperger U., Surzycki R.,
RA Thebault P., Vandenbol M., Vorhoelter F.J., Weidner S., Wells D.H.,
RA Wong K., Yeh K.-C., Batut J.;
RT "The composite genome of the legume symbiont Sinorhizobium meliloti.";
RL Science 293:668-672(2001).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a quinone + succinate = a quinol + fumarate;
CC Xref=Rhea:RHEA:40523, ChEBI:CHEBI:24646, ChEBI:CHEBI:29806,
CC ChEBI:CHEBI:30031, ChEBI:CHEBI:132124; EC=1.3.5.1;
CC Evidence={ECO:0000256|RuleBase:RU361237};
CC -!- COFACTOR:
CC Name=[2Fe-2S] cluster; Xref=ChEBI:CHEBI:190135;
CC Evidence={ECO:0000256|RuleBase:RU361237};
CC Note=Binds 1 [2Fe-2S] cluster. {ECO:0000256|RuleBase:RU361237};
CC -!- COFACTOR:
CC Name=[3Fe-4S] cluster; Xref=ChEBI:CHEBI:21137;
CC Evidence={ECO:0000256|RuleBase:RU361237};
CC Note=Binds 1 [3Fe-4S] cluster. {ECO:0000256|RuleBase:RU361237};
CC -!- COFACTOR:
CC Name=[4Fe-4S] cluster; Xref=ChEBI:CHEBI:49883;
CC Evidence={ECO:0000256|RuleBase:RU361237};
CC Note=Binds 1 [4Fe-4S] cluster. {ECO:0000256|RuleBase:RU361237};
CC -!- PATHWAY: Carbohydrate metabolism; tricarboxylic acid cycle; fumarate
CC from succinate (bacterial route): step 1/1.
CC {ECO:0000256|ARBA:ARBA00004894}.
CC -!- SUBUNIT: Part of an enzyme complex containing four subunits: a
CC flavoprotein, an iron-sulfur, cytochrome b-556, and a hydrophobic
CC anchor protein. {ECO:0000256|ARBA:ARBA00011294}.
CC -!- SIMILARITY: Belongs to the succinate dehydrogenase/fumarate reductase
CC iron-sulfur protein family. {ECO:0000256|ARBA:ARBA00009433,
CC ECO:0000256|RuleBase:RU361237}.
CC ---------------------------------------------------------------------------
CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC ---------------------------------------------------------------------------
DR EMBL; AL591688; CAC47648.1; -; Genomic_DNA.
DR RefSeq; NP_387175.1; NC_003047.1.
DR RefSeq; WP_003531162.1; NC_003047.1.
DR AlphaFoldDB; Q92LI4; -.
DR EnsemblBacteria; CAC47648; CAC47648; SMc02466.
DR GeneID; 61610543; -.
DR KEGG; sme:SMc02466; -.
DR PATRIC; fig|266834.11.peg.4603; -.
DR eggNOG; COG0479; Bacteria.
DR HOGENOM; CLU_044838_0_2_5; -.
DR OrthoDB; 9804391at2; -.
DR UniPathway; UPA00223; UER01005.
DR Proteomes; UP000001976; Chromosome.
DR GO; GO:0051537; F:2 iron, 2 sulfur cluster binding; IEA:UniProtKB-KW.
DR GO; GO:0051538; F:3 iron, 4 sulfur cluster binding; IEA:UniProtKB-KW.
DR GO; GO:0051539; F:4 iron, 4 sulfur cluster binding; IEA:UniProtKB-KW.
DR GO; GO:0009055; F:electron transfer activity; IEA:InterPro.
DR GO; GO:0102040; F:fumarate reductase (menaquinone); IEA:UniProtKB-EC.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0008177; F:succinate dehydrogenase (ubiquinone) activity; IEA:UniProtKB-EC.
DR GO; GO:0006099; P:tricarboxylic acid cycle; IEA:UniProtKB-UniPathway.
DR Gene3D; 3.10.20.30; -; 1.
DR Gene3D; 1.10.1060.10; Alpha-helical ferredoxin; 1.
DR InterPro; IPR036010; 2Fe-2S_ferredoxin-like_sf.
DR InterPro; IPR001041; 2Fe-2S_ferredoxin-type.
DR InterPro; IPR006058; 2Fe2S_fd_BS.
DR InterPro; IPR017896; 4Fe4S_Fe-S-bd.
DR InterPro; IPR017900; 4Fe4S_Fe_S_CS.
DR InterPro; IPR012675; Beta-grasp_dom_sf.
DR InterPro; IPR009051; Helical_ferredxn.
DR InterPro; IPR004489; Succ_DH/fum_Rdtase_Fe-S.
DR InterPro; IPR025192; Succ_DH/fum_Rdtase_N.
DR NCBIfam; TIGR00384; dhsB; 1.
DR PANTHER; PTHR11921:SF29; SUCCINATE DEHYDROGENASE [UBIQUINONE] IRON-SULFUR SUBUNIT, MITOCHONDRIAL; 1.
DR PANTHER; PTHR11921; SUCCINATE DEHYDROGENASE IRON-SULFUR PROTEIN; 1.
DR Pfam; PF13085; Fer2_3; 1.
DR Pfam; PF13534; Fer4_17; 1.
DR SUPFAM; SSF54292; 2Fe-2S ferredoxin-like; 1.
DR SUPFAM; SSF46548; alpha-helical ferredoxin; 1.
DR PROSITE; PS00197; 2FE2S_FER_1; 1.
DR PROSITE; PS51085; 2FE2S_FER_2; 1.
DR PROSITE; PS00198; 4FE4S_FER_1; 1.
DR PROSITE; PS51379; 4FE4S_FER_2; 1.
PE 3: Inferred from homology;
KW 2Fe-2S {ECO:0000256|ARBA:ARBA00022714, ECO:0000256|RuleBase:RU361237};
KW 3Fe-4S {ECO:0000256|ARBA:ARBA00023291, ECO:0000256|RuleBase:RU361237};
KW 4Fe-4S {ECO:0000256|RuleBase:RU361237};
KW Iron {ECO:0000256|ARBA:ARBA00023004, ECO:0000256|RuleBase:RU361237};
KW Iron-sulfur {ECO:0000256|ARBA:ARBA00023014, ECO:0000256|RuleBase:RU361237};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723,
KW ECO:0000256|RuleBase:RU361237};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002,
KW ECO:0000313|EMBL:CAC47648.1};
KW Reference proteome {ECO:0000313|Proteomes:UP000001976};
KW Tricarboxylic acid cycle {ECO:0000256|ARBA:ARBA00022532}.
FT DOMAIN 30..119
FT /note="2Fe-2S ferredoxin-type"
FT /evidence="ECO:0000259|PROSITE:PS51085"
FT DOMAIN 160..190
FT /note="4Fe-4S ferredoxin-type"
FT /evidence="ECO:0000259|PROSITE:PS51379"
SQ SEQUENCE 259 AA; 29504 MW; 5E10170818A79666 CRC64;
MVELALPKNS QITEGKVWPK PVGAANLREY RVYRWNPDDG KNPRIDTYYI DIDDCGPMVL
DGLLYIKNNI DPTLTLRRSC REGICGSCAM NIDGTNTLAC TKGMDEVKGA VKVYPLPHMP
VVKDLVPDLT NFYAQHRSIE PWLKTVSPTP AKEWRQSHED RLKLDGLYEC ILCACCSTSC
PSYWWNGDRY LGPAVLLQAY RWLIDSRDEA TGERLDNLED PFRLYRCHTI MNCAQACPKG
LNPAKAIGEI KKMLVERRF
//
