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

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

1 Oxidoreductases

1.8 Acting on a sulfur group of donors

1.8.7 With an iron-sulfur protein as acceptor

1.8.7.1 assimilatory sulfite reductase (ferredoxin)

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Results	in table
7	Activating Compound
9951	AA Sequence
2	Application
1	CAS Registry Number
8	Cloned(Commentary)
27	Cofactor
4	Crystallization (Commentary)
3	Expression
20	General Information
1	General Stability
7	Inhibitors
31	KM Value [mM]
13	Localization
9	Metals/Ions
34	Molecular Weight [Da]
36	Natural Substrates/ Products (Substrates)
69	Organism
7	Pathway
8	PDB ID
8	pH Optimum
2	Posttranslational Modification
29	Protein Variants
19	Purification (Commentary)
2	Reaction
7	Reaction Type
57	Reference
39	Source Tissue
16	Specific Activity [micromol/min/mg]
1	Storage Stability
83	Substrates and Products (Substrate)
25	Subunits
73	Synonyms
1	Systematic Name
9	Temperature Optimum [°C]
4	Temperature Stability [°C]
13	Turnover Number [1/s]

Molecular Weight

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Molecular Weight on EC 1.8.7.1 - assimilatory sulfite reductase (ferredoxin)

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112000 - 119000

Spinacia oleracea

63K enzyme, equilibrium sedimentation, gel filtration

437695

120000

2 entries

134000

Spinacia oleracea

69K enzyme, equilibrium sedimentation

13600

136000

4 * 136000, dimer of two dimers, in the presence of 200 mM NaCl, gel filtration, 4 * 71000, SDS-PAGE

437690

137000

Spinacia oleracea

high ionic strength, gel filtration, at low ionic strength enzyme co-migrates with ferredoxin

437693

18000

Escherichia coli

superdex-75 column, SDS-PAGE

657926

20000

Escherichia coli

native enzime, superdex-75 column

657926

27000

Spinacia oleracea

gel filtration

437690

350000

Methanocaldococcus jannaschii

gel filtration

63000

64000

65000

66000

in presence of 200 mM NaCl, gel filtration

437704

68000

4 entries

69000

Spinacia oleracea

2 * 69000, 69K form of the enzyme, probably partially processed to a 63000 Da species, 50 mM phosphate buffer pH 7.7, 20°C, SDS-PAGE

70000

71000

71950

x * 71950, calculated from amino acid sequence

726121

78090

Nicotiana benthamiana

x * 78090, calculated from amino acid sequence

726184