Cijanoficinska sintaza (dodavanje L-aspartata)

С Википедије, слободне енциклопедије
Cijanoficinska sintaza (dodavanje L-aspartata)
Identifikatori
EC broj6.3.2.29
CAS broj131554-17-1
Baze podataka
IntEnzIntEnz pregled
BRENDABRENDA pristup
ExPASyNiceZyme pregled
KEGGKEGG pristup
MetaCycmetabolički put
PRIAMprofil
Strukture PBPRCSB 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[уреди | уреди извор]

  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. 

Literatura[уреди | уреди извор]

Spoljašnje veze[уреди | уреди извор]