Fosfolipid-translocirajuća ATPaza

Fosfolipid-translocirajuća ATPaza (EC 3.6.3.1, Mg2+-ATPaza, flipaza, aminofosfolipid-transportna ATPaza) je enzim sa sistematskim imenom ATP fosfohidrolaza (translokacija fosfolipida).[1][2][3][4][5][6] Ovaj enzim katalizuje sledeću hemijsku reakciju

Fosfolipid-translocirajuća ATPaza
Identifikatori
EC broj3.6.3.1
Baze podataka
IntEnzIntEnz pregled
BRENDABRENDA pristup
ExPASyNiceZyme pregled
KEGGKEGG pristup
MetaCycmetabolički put
PRIAMprofil
Strukture PBPRCSB PDB PDBe PDBj PDBsum
ATP + H2O + fosfolipid [strana 1] ADP + fosfat + fosfolipid [strana 2]

Ova P-tip ATPaza podleže kovalentnoj fosforilaciji tokom transportnog ciklusa.

Reference

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  1. ^ Morris, M.B., Auland, M.E., Xu, Y.H. and Roufogalis, B.D. (1993). „Characterization of the Mg2+-ATPase activity of the human erythrocyte membrane”. Biochem. Mol. Biol. Int. 31: 823—832. PMID 8136700. 
  2. ^ Vermeulen, W.P., Briede, J.J. and Rolofsen, B. (1996). „Manipulation of the phosphatidylethanolamine pool in the human red cell membrane affects its Mg2+-ATPase activity”. Mol. Membr. Biol. 13: 95—102. PMID 8839453. 
  3. ^ Suzuki, H., Kamakura, M., Morii, M. and Takeguchi, N. (1997). „The phospholipid flippase activity of gastric vesicles”. J. Biol. Chem. 272: 10429—10434. PMID 9099684. 
  4. ^ Auland, M.E., Roufogalis, B.D., Devaux, P.F. and Zachowski, A. (1994). „Reconstitution of ATP-dependent aminophospholipid translocation in proteoliposomes”. Proc. Natl. Acad. Sci. USA. 91: 10938—10942. PMID 7971987. 
  5. ^ Alder-Baerens, N., Lisman, Q., Luong, L., Pomorski, T. and Holthuis, J.C. (2006). „Loss of P4 ATPases Drs2p and Dnf3p disrupts aminophospholipid transport and asymmetry in yeast post-Golgi secretory vesicles”. Mol. Biol. Cell. 17: 1632—1642. PMID 16452632. 
  6. ^ Lopez-Marques, R.L., Poulsen, L.R., Hanisch, S., Meffert, K., Buch-Pedersen, M.J., Jakobsen, M.K., Pomorski, T.G. and Palmgren, M.G. (2010). „Intracellular targeting signals and lipid specificity determinants of the ALA/ALIS P4-ATPase complex reside in the catalytic ALA α-subunit”. Mol. Biol. Cell. 21: 791—801. PMID 20053675. 

Literatura

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Spoljašnje veze

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