1.8.7.1: assimilatory sulfite reductase (ferredoxin)
This is an abbreviated version!
For detailed information about assimilatory sulfite reductase (ferredoxin), go to the full flat file.
Word Map on EC 1.8.7.1
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1.8.7.1
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nitrite
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maize
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4.2.99.8
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o-acetyl-l-serine
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2.7.7.4
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sulfhydrylase
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cyanidioschyzon
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sulfurylase
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sulphite
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5'-phosphosulfate
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merolae
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viologen
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medicine
- 1.8.7.1
- nitrite
- maize
-
4.2.99.8
- o-acetyl-l-serine
-
2.7.7.4
-
sulfhydrylase
-
cyanidioschyzon
-
sulfurylase
- sulphite
- 5'-phosphosulfate
- merolae
- viologen
- medicine
Reaction
+ 3 oxidized ferredoxin + 3 H2O = + 3 reduced ferredoxin + 6 H+
Synonyms
CMG021C, CmSiRB, coenzyme F420-dependent sulfite reductase, CYME_CMG021C, CYME_CMJ117C, DCP68, desulphoviridin, dissimilatory sulfite reductase, dSiR, EC 1.8.99.1, Fd-SiR, FdSiR, ferredoxin and sulfite reductase, ferredoxin sulfite reductase, ferredoxin-dependent sulfite reductase, ferredoxin-sulfite reductase, ferredoxin:sulfite oxidoreductase, ferredoxin:sulfite reductase, Fsr, NirA, PsSiR, SIR, SiRA, SirB, siroheme- and [Fe4-S4]-dependent NirA, sulfite reductase, sulfite reductase B, ZmSiR
ECTree
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Reaction Type
Reaction Type on EC 1.8.7.1 - assimilatory sulfite reductase (ferredoxin)
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oxidation
redox reaction
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reduction
additional information
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sodium salts of thiosulfate and sulfate does not serve as the electron acceptor for reduced F420 oxidation by Fsr. Also, Fsr can not use NADH and NADPH for the reduction of sulfite.
additional information
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the N-terminal half of Fsr represents a H2F420 dehydrogenase and the C-terminal half a dissimilatory-type siroheme sulfite reductase, and Fsr catalyzes the corresponding partial reactions