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Literature summary for 6.3.2.30 extracted from

  • Meussen, B.J.; Weusthuis, R.A.; Sanders, J.P.; Graaff, L.H.
    Production of cyanophycin in Rhizopus oryzae through the expression of a cyanophycin synthetase encoding gene (2012), Appl. Microbiol. Biotechnol., 93, 1167-1174.
    View publication on PubMedView publication on EuropePMC

Cloned(Commentary)

Cloned (Comment) Organism
gene cphA6803, enzyme expression in auxotrophic mutant Rhizopus oryzae strain M16 under control of the pyruvate decarboxylase promoter and terminator elements of Rhizopus oryzae by biolistic transformation method Synechocystis sp.
gene cphA7120, enzyme expression in auxotrophic mutant Rhizopus oryzae strain M16 under control of the pyruvate decarboxylase promoter and terminator elements of Rhizopus oryzae by biolistic transformation method Anabaena sp.

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
ATP + [L-Asp(4-L-Arg)]n-L-Asp + L-Arg Anabaena sp.
-
ADP + phosphate + [L-Asp(4-L-Arg)]n+1
-
?
ATP + [L-Asp(4-L-Arg)]n-L-Asp + L-Arg Synechocystis sp.
-
ADP + phosphate + [L-Asp(4-L-Arg)]n+1
-
?
ATP + [L-Asp(4-L-Arg)]n-L-Asp + L-Arg Anabaena sp. PCC 7120
-
ADP + phosphate + [L-Asp(4-L-Arg)]n+1
-
?

Organism

Organism UniProt Comment Textmining
Anabaena sp. P58572 gene cphA7120
-
Anabaena sp. PCC 7120 P58572 gene cphA7120
-
Synechocystis sp. P73833 gene cphA6803
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
ATP + [L-Asp(4-L-Arg)]n-L-Asp + L-Arg
-
Anabaena sp. ADP + phosphate + [L-Asp(4-L-Arg)]n+1
-
?
ATP + [L-Asp(4-L-Arg)]n-L-Asp + L-Arg
-
Synechocystis sp. ADP + phosphate + [L-Asp(4-L-Arg)]n+1
-
?
ATP + [L-Asp(4-L-Arg)]n-L-Asp + L-Arg
-
Anabaena sp. PCC 7120 ADP + phosphate + [L-Asp(4-L-Arg)]n+1
-
?

Synonyms

Synonyms Comment Organism
cyanophycin synthetase
-
Anabaena sp.
cyanophycin synthetase
-
Synechocystis sp.

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7.5
-
assay at Anabaena sp.
7.5
-
assay at Synechocystis sp.

Cofactor

Cofactor Comment Organism Structure
ATP
-
Anabaena sp.
ATP
-
Synechocystis sp.