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
-
viologen
-
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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Metals Ions
Metals Ions on EC 1.8.7.1 - assimilatory sulfite reductase (ferredoxin)
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4Fe-4S
Fe2+
in Fe-S centers, determination of non-heme iron content of FdSiR
NaCl
at 40-70 mM NaCl in 50 mM Tris/HCl buffer, close to the physiological conditions in plant chloroplasts, delicate interprotein regulation optimizes SiR activity. At NaCl concentrations above several hundred millimolar, collision and diffusion may limit the formation of the stable electron-transfer competent complex
tungstate
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1 mM tungstate improves enzyme activity in Arabidopsis leaf by 29%
tungstate
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1 mM tungstate improves enzyme activity in Arabidopsis leaf by 12%