Transketolase
From Proteopedia
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'''Transketolase''' (TKT) catalyzes two opposite reactions. The synthesis of sedoheptulose-7-P in the pentose phosphate pathway using thiamine diphosphate (TPP) as co-factor; and the conversion of sedoheptulose-7-P and glyceraldehyde-3-P to aldose and ketose in the Calvin cycle. | '''Transketolase''' (TKT) catalyzes two opposite reactions. The synthesis of sedoheptulose-7-P in the pentose phosphate pathway using thiamine diphosphate (TPP) as co-factor; and the conversion of sedoheptulose-7-P and glyceraldehyde-3-P to aldose and ketose in the Calvin cycle. | ||
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== 3D Structures of transketolase == | == 3D Structures of transketolase == | ||
Revision as of 09:22, 24 September 2014
Transketolase (TKT) catalyzes two opposite reactions. The synthesis of sedoheptulose-7-P in the pentose phosphate pathway using thiamine diphosphate (TPP) as co-factor; and the conversion of sedoheptulose-7-P and glyceraldehyde-3-P to aldose and ketose in the Calvin cycle.
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3D Structures of transketolase
Updated on 24-September-2014
Transketolase
1trk – yTKT – yeast
1ay0 – yTKT (mutant)
2e6k – TKT – Thermus thermophilus
3hyl – BaTKT – Bacillus anthracis
3kom – TKT (mutant) – Francisella tularensis
3l84 – CjTKT – Campylobacter jejuni
3rim – TKT – Mycobacterium tuberculosis
3uk1 – BtTKT – Burkholderia thailandensis
Transketolase binary complexes
3m49 – BaTKT + TPP
3mos, 3ooy – hTKT + TPP - human
4kxy - hTKT + TPP analog
1tka, 1tkb, 1tkc – yTKT + TPP analog
1gpu - yTKT + TPP derivative
1itz - TKT + TPP – maize
1qgd - EcTKT + TPP – Escherichia coli
1r9j - TKT + TPP – Leishmania mexicana
Transketolase ternary complexes
3m7i, 3m6l – CjTKT + TPP + ribose 5-P
3m34 - CjTKT + TPP + Ca
1ngs - yTKT + TPP + Ca + erythrose-4-P
2r5n – EcTKT + TPP + ribose 5-P
3upt - BtTKT + TPP + ribose 5-P
2r8o - EcTKT + TPP + xylulose 5-P
2r8p - EcTKT + TPP + fructose 6-P
4kxu - hTKT + TPP + sorbitol 6-P
4kxv, 4kxw - hTKT + TPP + xylitol 5-P
4kxx - hTKT + TPP + seduheptulose 7-P
