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Literature summary for 1.6.5.5 extracted from

  • Duhaiman, A.S.; Rabbani, N.; AlJafari, A.A.; Alhomida, A.S.
    Purification and characterization of zeta-crystallin from the camel lens (1995), Biochem. Biophys. Res. Commun., 215, 632-640.
    View publication on PubMed

Crystallization (Commentary)

Crystallization (Comment) Organism
-
Camelus dromedarius

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.0069
-
NADPH
-
Camelus dromedarius
0.017
-
9,10-phenanthrenequinone
-
Camelus dromedarius

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
35000
-
4 * 35000, SDS-PAGE Camelus dromedarius
140000
-
gel filtration Camelus dromedarius

Organism

Organism UniProt Comment Textmining
Camelus dromedarius
-
camel
-

Source Tissue

Source Tissue Comment Organism Textmining
lens cortex Camelus dromedarius
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
25.1
-
-
Camelus dromedarius

Storage Stability

Storage Stability Organism
-20°C, 5 months, stable Camelus dromedarius
4°C, stable for at least 1 month Camelus dromedarius

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
1,2-naphthoquinone + NADPH
-
Camelus dromedarius 1,2-naphthoquinol + NADP+
-
?
1,4-benzoquinone + NADPH
-
Camelus dromedarius 1,4-benzosemiquinone + NADP+
-
?
1,4-naphthoquinone + NADPH + H+
-
Camelus dromedarius 1,4-naphthosemiquinone + NADP+
-
?
9,10-phenanthrenequinone + NADPH
-
Camelus dromedarius 9,10-phenanthrenesemiquinone + NADP+
-
?
additional information no activity with menadione and 9,10-anthraquinone Camelus dromedarius ?
-
?
NADPH + H+ + oxidized 2,6-dichlorophenolindophenol
-
Camelus dromedarius NADP+ + reduced 2,6-dichlorophenolindophenol
-
?

Subunits

Subunits Comment Organism
tetramer 4 * 35000, SDS-PAGE Camelus dromedarius

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
35
-
-
Camelus dromedarius

Temperature Range [°C]

Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
20 60 about 60% of maximal activity at 20°C and at 60°C Camelus dromedarius

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7
-
-
Camelus dromedarius

pH Range

pH Minimum pH Maximum Comment Organism
4.5 10 pH 4.5: about 60% of maximal activity, pH 10: about 50% of maximal activity Camelus dromedarius

Cofactor

Cofactor Comment Organism Structure
NADPH
-
Camelus dromedarius