KEGG   ORTHOLOGY: K05301
Entry
K05301                      KO                                     

Name
sorA
Definition
sulfite dehydrogenase (cytochrome) subunit A [EC:1.8.2.1]
Pathway
ko00920  Sulfur metabolism
ko01100  Metabolic pathways
ko01120  Microbial metabolism in diverse environments
Brite
KEGG Orthology (KO) [BR:ko00001]
 09100 Metabolism
  09102 Energy metabolism
   00920 Sulfur metabolism
    K05301  sorA; sulfite dehydrogenase (cytochrome) subunit A
Enzymes [BR:ko01000]
 1. Oxidoreductases
  1.8  Acting on a sulfur group of donors
   1.8.2  With a cytochrome as acceptor
    1.8.2.1  sulfite dehydrogenase (cytochrome)
     K05301  sorA; sulfite dehydrogenase (cytochrome) subunit A
Other DBs
RN: R00528
COG: COG2041
GO: 0050310
Genes
SHEW: CKQ84_18615
CPS: CPS_4929
RSO: RSc0813(sorAa)
RSC: RCFBP_20603(sorA)
RSL: RPSI07_2531(sorA)
RSN: RSPO_c02554
RSM: CMR15_30083(sorA)
RSE: F504_834
RSY: RSUY_10300
RPJ: N234_25275
REH: H16_B0860(h16_B0860)
RME: Rmet_4891(sorA)
CTI: RALTA_B0718(sorA)
CGD: CR3_3788(yedY)
PNU: Pnuc_1487
PPNO: DA70_17055
PPNM: LV28_13695
PPUL: RO07_07630
PSPU: NA29_03510
PAPI: SG18_08070
AXY: AXYL_00293(sorA)
AXX: ERS451415_00305(yedY_1)
AMIM: MIM_c12620(sorA)
PNA: Pnap_2692
CARE: LT85_2006
MEH: M301_1844
NIM: W01_17110(sorA)
AZA: AZKH_2518(sorA)
BJA: blr7257
BRS: S23_58810
AOL: S58_50470
BRAD: BF49_2789
BRO: BRAD285_4773(sorA)
NWI: Nwi_3022
NHA: Nham_3394
XAU: Xaut_0255
SNO: Snov_3268
MDI: METDI0784(sorA)
MCH: Mchl_5388
MET: M446_6453
MNO: Mnod_2704
MOR: MOC_1633
META: Y590_17335
SINB: SIDU_18040
SPHT: K426_21194
BLAS: BSY18_3685(sorA)
 » show all
Reference
  Authors
Kappler U, Bennett B, Rethmeier J, Schwarz G, Deutzmann R, McEwan AG, Dahl C
  Title
Sulfite:Cytochrome c oxidoreductase from Thiobacillus novellus. Purification, characterization, and molecular biology of a heterodimeric member of the sulfite  oxidase family.
  Journal
J Biol Chem 275:13202-12 (2000)
DOI:10.1074/jbc.275.18.13202
  Sequence
[sno:Snov_3268]

KEGG   ORTHOLOGY: K00386
Entry
K00386                      KO                                     

Name
sorB
Definition
sulfite dehydrogenase (cytochrome) subunit B [EC:1.8.2.1]
Pathway
ko00920  Sulfur metabolism
ko01100  Metabolic pathways
ko01120  Microbial metabolism in diverse environments
Brite
KEGG Orthology (KO) [BR:ko00001]
 09100 Metabolism
  09102 Energy metabolism
   00920 Sulfur metabolism
    K00386  sorB; sulfite dehydrogenase (cytochrome) subunit B
Enzymes [BR:ko01000]
 1. Oxidoreductases
  1.8  Acting on a sulfur group of donors
   1.8.2  With a cytochrome as acceptor
    1.8.2.1  sulfite dehydrogenase (cytochrome)
     K00386  sorB; sulfite dehydrogenase (cytochrome) subunit B
Other DBs
RN: R00528
GO: 0050310
Genes
PPNO: DA70_17050
PPNM: LV28_13700
PRB: X636_09825
NIM: W01_17120(sorB)
PMOB: HG718_15080
BJA: blr7258
BJU: BJ6T_21300
BJP: RN69_10430
BRS: S23_58820
AOL: S58_50460
BRAD: BF49_2790
BRO: BRAD285_4772(sorB)
NWI: Nwi_3023
NHA: Nham_3395
XAU: Xaut_0256
SNO: Snov_3269
MDI: METDI0785
MCH: Mchl_5387
MET: M446_6452
MNO: Mnod_8370
MOR: MOC_4870
META: Y590_17330
MSC: BN69_1367
 » show all
Reference
  Authors
Kappler U, Bennett B, Rethmeier J, Schwarz G, Deutzmann R, McEwan AG, Dahl C
  Title
Sulfite:Cytochrome c oxidoreductase from Thiobacillus novellus. Purification, characterization, and molecular biology of a heterodimeric member of the sulfite  oxidase family.
  Journal
J Biol Chem 275:13202-12 (2000)
DOI:10.1074/jbc.275.18.13202
  Sequence
[sno:Snov_3269]

KEGG   ENZYME: 1.8.2.1
Entry
EC 1.8.2.1                  Enzyme                                 

Name
sulfite dehydrogenase (cytochrome);
sulfite cytochrome c reductase;
sulfite-cytochrome c oxidoreductase;
sulfite oxidase (ambiguous);
sulfite dehydrogenase (ambiguous);
sorAB (gene names)
Class
Oxidoreductases;
Acting on a sulfur group of donors;
With a cytochrome as acceptor
Sysname
sulfite:ferricytochrome-c oxidoreductase
Reaction(IUBMB)
sulfite + 2 ferricytochrome c + H2O = sulfate + 2 ferrocytochrome c + 2 H+ [RN:R00528]
Reaction(KEGG)
R00528
Substrate
sulfite [CPD:C00094];
ferricytochrome c [CPD:C00125];
H2O [CPD:C00001]
Product
sulfate [CPD:C00059];
ferrocytochrome c [CPD:C00126];
H+ [CPD:C00080]
Comment
Associated with cytochrome c-551. The enzyme from the bacterium Starkeya novella contains a molybdopyranopterin cofactor and a smaller monoheme cytochrome c subunit. cf. EC 1.8.5.6, sulfite dehydrogenase (quinone).
History
EC 1.8.2.1 created 1972, modified 2016
Pathway
ec00920  Sulfur metabolism
ec01100  Metabolic pathways
ec01120  Microbial metabolism in diverse environments
Orthology
K00386  sulfite dehydrogenase (cytochrome) subunit B
K05301  sulfite dehydrogenase (cytochrome) subunit A
Genes
SHEW: CKQ84_18615
CPS: CPS_4929
RSO: RSc0813(sorAa)
RSC: RCFBP_20603(sorA)
RSL: RPSI07_2531(sorA)
RSN: RSPO_c02554
RSM: CMR15_30083(sorA)
RSE: F504_834
RSY: RSUY_10300
RPJ: N234_25275
REH: H16_B0860(h16_B0860)
RME: Rmet_4891(sorA)
CTI: RALTA_B0718(sorA)
CGD: CR3_3788(yedY)
PNU: Pnuc_1487
PPUL: RO07_07630
PSPU: NA29_03510
PAPI: SG18_08070
AXY: AXYL_00293(sorA)
AXX: ERS451415_00305(yedY_1)
AMIM: MIM_c12620(sorA)
PNA: Pnap_2692
CARE: LT85_2006
MEH: M301_1844
NIM: W01_17110(sorA) W01_17120(sorB)
AZA: AZKH_2518(sorA)
BRO: BRAD285_4772(sorB) BRAD285_4773(sorA)
MDI: METDI0784(sorA) METDI0785
MSC: BN69_1367
SINB: SIDU_18040
SPHT: K426_21194
BLAS: BSY18_3685(sorA)
 » show all
Reference
1
  Authors
Charles, A.M. and Suzuki, I.
  Title
Purification and properties of sulfite:cytochrome c oxidoreductase from Thiobacillus novellus.
  Journal
Biochim Biophys Acta 128:522-534 (1966)
Reference
2  [PMID:5438321]
  Authors
Lyric RM, Suzuki I
  Title
Enzymes involved in the metabolism of thiosulfate by Thiobacillus thioparus. I. Survey of enzymes and properties of sulfite: cytochrome c oxidoreductase.
  Journal
Can J Biochem 48:334-43 (1970)
DOI:10.1139/o70-056
Reference
3
  Authors
Yamanaka, T., Yoshioka, T. and Kimura, K.
  Title
Purification of sulphite cytocrome c reductase of Thiobacillus novellus and reconstitution of its sulphite oxidase system with the purified constituents.
  Journal
Plant and Cell Physiol 22:631-622 (1981)
Reference
4
  Authors
Lu, W.-P. and Kelly, D.P.
  Title
Properties and role of sulphite:cytochrome c oxidoreductase purified from Thiobacillus versutus (A2).
  Journal
J Gen Microbiol 130:1683-1692 (1984)
Reference
5  [PMID:10788424]
  Authors
Kappler U, Bennett B, Rethmeier J, Schwarz G, Deutzmann R, McEwan AG, Dahl C
  Title
Sulfite:Cytochrome c oxidoreductase from Thiobacillus novellus. Purification, characterization, and molecular biology of a heterodimeric member of the sulfite  oxidase family.
  Journal
J Biol Chem 275:13202-12 (2000)
DOI:10.1074/jbc.275.18.13202
  Sequence
Other DBs
ExplorEnz - The Enzyme Database: 1.8.2.1
IUBMB Enzyme Nomenclature: 1.8.2.1
ExPASy - ENZYME nomenclature database: 1.8.2.1
BRENDA, the Enzyme Database: 1.8.2.1
CAS: 37256-47-6

KEGG   REACTION: R00528
Entry
R00528                      Reaction                               

Name
sulfite:ferricytochrome-c oxidoreductase
Definition
Sulfite + H2O + 2 Ferricytochrome c <=> Sulfate + 2 Ferrocytochrome c + 2 H+
Equation
C00094 + C00001 + 2 C00125 <=> C00059 + 2 C00126 + 2 C00080
Reaction class
RC00016  C00125_C00126
RC00168  C00059_C00094
Enzyme
Pathway
rn00920  Sulfur metabolism
rn01100  Metabolic pathways
rn01120  Microbial metabolism in diverse environments
Orthology
K00386  sulfite dehydrogenase (cytochrome) subunit B [EC:1.8.2.1]
K05301  sulfite dehydrogenase (cytochrome) subunit A [EC:1.8.2.1]
Other DBs
RHEA: 14284

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