Cijanoficinska sintaza (dodavanje L-aspartata)

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Cijanoficinska sintaza (dodavanje L-aspartata)
Identifikatori
EC broj 6.3.2.29
CAS broj 131554-17-1
IntEnz IntEnz view
BRENDA BRENDA entry
ExPASy NiceZyme view
KEGG KEGG entry
MetaCyc metabolic pathway
PRIAM profile
PDB RCSB PDB PDBe PDBj PDBsum

Cijanoficinska sintaza (dodavanje L-aspartata) (EC 6.3.2.29, CphA, CphA1, CphA2, cijanoficinska sintetaza, multi-L-arginil-poli-L-aspartatna sintaza) je enzim sa sistematskim imenom cijanoficin:L-aspartat ligaza (formira ADP).[1][2][3][4][5][6] Ovaj enzim katalizuje sledeću hemijsku reakciju

ATP + [L-Asp(4-L-Arg)]n + L-Asp ADP + fosfat + [L-Asp(4-L-Arg)]n-L-Asp

Za dejstvo ovog enzima je neophodan jon Mg2+.

Reference[uredi | uredi kod]

  1. Aboulmagd, E., Oppermann-Sanio, F.B. and Steinbüchel, A. (2000). „Molecular characterization of the cyanophycin synthetase from Synechocystis sp. strain PCC6308”. Arch. Microbiol. 174: 297-306. PMID 11131019. 
  2. Aboulmagd, E., Oppermann-Sanio, F.B. and Steinbüchel, A. (2001). „Purification of Synechocystis sp. strain PCC6308 cyanophycin synthetase and its characterization with respect to substrate and primer specificity”. Appl. Environ. Microbiol. 67: 2176-2182. PMID 11319097. 
  3. Allen, M.M., Hutchison, F. and Weathers, P.J. (1980). „Cyanophycin granule polypeptide formation and degradation in the cyanobacterium Aphanocapsa 6308”. J. Bacteriol. 141: 687-693. PMID 6767688. 
  4. Berg, H., Ziegler, K., Piotukh, K., Baier, K., Lockau, W. and Volkmer-Engert, R. (2000). „Biosynthesis of the cyanobacterial reserve polymer multi-L-arginyl-poly-L-aspartic acid (cyanophycin): mechanism of the cyanophycin synthetase reaction studied with synthetic primers”. Eur. J. Biochem. 267: 5561-5570. PMID 10951215. 
  5. Ziegler, K., Deutzmann, R. and Lockau, W. (2002). „Cyanophycin synthetase-like enzymes of non-cyanobacterial eubacteria: characterization of the polymer produced by a recombinant synthetase of Desulfitobacterium hafniense”. Z. Naturforsch. [C] 57: 522-529. PMID 12132696. 
  6. Ziegler, K., Diener, A., Herpin, C., Richter, R., Deutzmann, R. and Lockau, W. (1998). „Molecular characterization of cyanophycin synthetase, the enzyme catalyzing the biosynthesis of the cyanobacterial reserve material multi-L-arginyl-poly-L-aspartate (cyanophycin)”. Eur. J. Biochem. 254: 154-159. PMID 9652408. 

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