1.7.2.6: hydroxylamine dehydrogenase

This is an abbreviated version!
For detailed information about hydroxylamine dehydrogenase, go to the full flat file.

Word Map on EC 1.7.2.6

Reaction

hydroxylamine
+ 3 ferricytochrome c =
nitric oxide
+ 3 ferrocytochrome c + 3 H+

Synonyms

HAO, haoA, HCR, HOA, hydroxylamine cytochrome c554 oxidoreductase, hydroxylamine oxidase, hydroxylamine oxidoreductase, hydroxylamine-cytochrome c reductase, hydroxylamine:oxygen oxidoreductase, NeHAO, NoHAO

ECTree

     1 Oxidoreductases
         1.7 Acting on other nitrogenous compounds as donors
             1.7.2 With a cytochrome as acceptor
                1.7.2.6 hydroxylamine dehydrogenase

Molecular Weight

Molecular Weight on EC 1.7.2.6 - hydroxylamine dehydrogenase

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MOLECULAR WEIGHT
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
11000
-
3 * 63000 + 3 * 11000, (alpha,beta)3 subunit structure, SDS-PAGE, 200000 MW enzyme forms a 63000 MW monomer after heme removal, hydroxylamine oxidoreductase probably consists of 3 molecules of monoheme c-type cytochrome with a MW of 11000 and 3 tightly complexed molecules of a catalytically active MW 63000 protein containing 6 c-type hemes and one P-460 heme, SDS-PAGE
140000
16800
-
2 * 16800, SDS-PAGE
175000 - 180000
-
SDS-PAGE, gel filtration
180000
x * 180000, SDS-PAGE
180000 - 200000
-
SDS-PAGE
189000
-
calculated from amino acid sequence
200000
220000
-
gel filtration
38900
-
gel filtration
63000
64000
-
3 * 64000
67100
-
3 * 67100
68000
-
3 * 68000