1.8.99.5: dissimilatory sulfite reductase

This is an abbreviated version!
For detailed information about dissimilatory sulfite reductase, go to the full flat file.

Word Map on EC 1.8.99.5

Reaction

a [DsrC protein]-S-sulfanyl-L-cysteine
+ 2 acceptor + 3 H2O =
sulfite
+
a [DsrC protein]-dithiol
+ 2 reduced acceptor + 2 H+

Synonyms

dSiR, DsrA, DsrAB, DsrC, DsvA, DsvB, hydrogen-sulfide:(acceptor) oxidoreductase, octahaemcytochrome c MccA, PAE2566, SiRA, siroheme sulfite reductase, sulfite reductase

ECTree

     1 Oxidoreductases
         1.8 Acting on a sulfur group of donors
             1.8.99 With unknown physiological acceptors
                1.8.99.5 dissimilatory sulfite reductase

Molecular Weight

Molecular Weight on EC 1.8.99.5 - dissimilatory sulfite reductase

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MOLECULAR WEIGHT
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
11000
-
2 * 50000, alpha-subunit, + 2 * 45000, beta subunit, + 1-3 * 11000, gamma-subunit. The gamma-subunit seems not to be an integral part of the protein
12700
x * 12700, subunit DsrC, claculated
13400
-
2 * 13400 plus 2 * 28400, SDS-PAGE
167000
-
sedimentation equilibrium centrifugation
170000
gel filtration
200000
-
gel filtration, both enzyme from membrane and soluble fraction
28400
-
2 * 13400 plus 2 * 28400, SDS-PAGE
41200
2 * 44200, alpha-subunit, + 2 * 41200, beta-subunit
44200
2 * 44200, alpha-subunit, + 2 * 41200, beta-subunit
45000
-
2 * 50000, alpha-subunit, + 2 * 45000, beta subunit, + 1-3 * 11000, gamma-subunit. The gamma-subunit seems not to be an integral part of the protein
48000
-
2 * 48000, alpha-subunit, 2 * 48000, beta-subunit, SDS-PAGE and N-terminal sequencing
50000
-
2 * 50000, alpha-subunit, + 2 * 45000, beta subunit, + 1-3 * 11000, gamma-subunit. The gamma-subunit seems not to be an integral part of the protein
70000
-
MalPEG-labelled enzyme, gel filtration