Inhibitors | Comment | Organism | Structure |
---|---|---|---|
azide | 20 mM, complete inhibition | Sulfolobus acidocaldarius | |
Cl- | 70 mM, 50% inhibition | Sulfolobus acidocaldarius | |
cyanide | 1-3 mM, complete inhibition | Sulfolobus acidocaldarius | |
phosphate | 23 mM, 50% inhibition | Sulfolobus acidocaldarius | |
SO42- | 28 mM, 50% inhibition | Sulfolobus acidocaldarius | |
Sulfide | 1-3 mM, complete inhibition | Sulfolobus acidocaldarius |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.1 | - |
N,N,N',N'-tetramethyl-1,4-phenylenediamine hydrochloride | pH 7.0, 40°C | Sulfolobus acidocaldarius |
Metals/Ions | Comment | Organism | Structure |
---|---|---|---|
Cu2+ | the single subunit (38000-40000 Da) contains two copper ions | Sulfolobus acidocaldarius |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
38000 | - |
x * 38000 | Sulfolobus acidocaldarius |
100000 | 104000 | gel filtration | Sulfolobus acidocaldarius |
Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|
caldariellaquinol + O2 + n H+/in | Sulfolobus acidocaldarius | - |
caldariellaquinone + H2O + n H+/out | - |
? | |
caldariellaquinol + O2 + n H+/in | Sulfolobus acidocaldarius DSM 639 | - |
caldariellaquinone + H2O + n H+/out | - |
? |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Sulfolobus acidocaldarius | - |
- |
- |
Sulfolobus acidocaldarius DSM 639 | - |
- |
- |
Purification (Comment) | Organism |
---|---|
- |
Sulfolobus acidocaldarius |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
36 | - |
pH 7.0, 40°C, oxidation of N,N,N',N'-tetramethyl-1,4-phenylenediamine hydrochloride | Sulfolobus acidocaldarius |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
caldariella quinol + O2 + n H+/in | isolated aa3 preparation does not oxidize cytochrome c | Sulfolobus acidocaldarius | caldariella quinone + H2O + n H+/out | - |
? | |
caldariella quinol + O2 + n H+/in | isolated aa3 preparation does not oxidize cytochrome c | Sulfolobus acidocaldarius DSM 639 | caldariella quinone + H2O + n H+/out | - |
? | |
caldariellaquinol + O2 + n H+/in | - |
Sulfolobus acidocaldarius | caldariellaquinone + H2O + n H+/out | - |
? | |
caldariellaquinol + O2 + n H+/in | - |
Sulfolobus acidocaldarius DSM 639 | caldariellaquinone + H2O + n H+/out | - |
? | |
N,N,N',N'-tetramethyl-1,4-phenylenediamine hydrochloride + O2 | - |
Sulfolobus acidocaldarius | ? | - |
? | |
N,N,N',N'-tetramethyl-1,4-phenylenediamine hydrochloride + O2 | - |
Sulfolobus acidocaldarius DSM 639 | ? | - |
? |
Subunits | Comment | Organism |
---|---|---|
? | x * 38000 | Sulfolobus acidocaldarius |
Synonyms | Comment | Organism |
---|---|---|
cytochrome aa3 | - |
Sulfolobus acidocaldarius |
Cofactor | Comment | Organism | Structure |
---|---|---|---|
heme | hemeprotein. The single subunit (38000-40000 Da) contains two heme a molecules. The redox potentials of the heme centres are +220 mV and +370 mV, respectively. One heme is a heme-a3 centre | Sulfolobus acidocaldarius |