L-triptofan—piruvat aminotransferaza

(Preusmjereno sa stranice TAA1 (gen))

L-triptofan—piruvat aminotransferaza (EC 2.6.1.99, TAA1 (gen), vt2 (gen)) je enzim sa sistematskim imenom L-triptofan:piruvat aminotransferaza.[1][2][3][4] Ovaj enzim katalizuje sledeću hemijsku reakciju

L-triptofan—piruvat aminotransferaza
Identifikatori
EC broj 2.6.1.99
IntEnz IntEnz view
BRENDA BRENDA entry
ExPASy NiceZyme view
KEGG KEGG entry
MetaCyc metabolic pathway
PRIAM profile
PDB RCSB PDB PDBe PDBj PDBsum
L-triptofan + piruvat indol-3-piruvat + L-alanin

Ovaj biljni enzim, zajedno sa EC 1.14.13.168, indol-3-piruvat monooksigenazom, je je odgovoran za biosintezu biljnog hormona indol-3-acetata iz L-triptofana.

Reference uredi

  1. Tao, Y., Ferrer, J.L., Ljung, K., Pojer, F., Hong, F., Long, J.A., Li, L., Moreno, J.E., Bowman, M.E., Ivans, L.J., Cheng, Y., Lim, J., Zhao, Y., Ballare, C.L., Sandberg, G., Noel, J.P. and Chory, J. (2008). „Rapid synthesis of auxin via a new tryptophan-dependent pathway is required for shade avoidance in plants”. Cell 133: 164-176. PMID 18394996. 
  2. Mashiguchi, K., Tanaka, K., Sakai, T., Sugawara, S., Kawaide, H., Natsume, M., Hanada, A., Yaeno, T., Shirasu, K., Yao, H., McSteen, P., Zhao, Y., Hayashi, K., Kamiya, Y. and Kasahara, H. (2011). „The main auxin biosynthesis pathway in Arabidopsis”. Proc. Natl. Acad. Sci. USA 108: 18512-18517. PMID 22025724. 
  3. Phillips, K.A., Skirpan, A.L., Liu, X., Christensen, A., Slewinski, T.L., Hudson, C., Barazesh, S., Cohen, J.D., Malcomber, S. and McSteen, P. (2011). „vanishing tassel2 encodes a grass-specific tryptophan aminotransferase required for vegetative and reproductive development in maize”. Plant Cell 23: 550-566. PMID 21335375. 
  4. Zhao, Y. (2012). „Auxin biosynthesis: a simple two-step pathway converts tryptophan to indole-3-acetic acid in plants”. Mol. Plant 5: 334-338. PMID 22155950. 

Literatura uredi

Spoljašnje veze uredi