1NGS

COMPLEX OF TRANSKETOLASE WITH THIAMIN DIPHOSPHATE, CA2+ AND ACCEPTOR SUBSTRATE ERYTHROSE-4-PHOSPHATE

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	TRANSKETOLASE	polymer	680	73887.4	2	UniProt (P23254) Pfam (PF00456) Pfam (PF02779) Pfam (PF02780)	Saccharomyces cerevisiae (baker's yeast)
2	C, F (A, B)	CALCIUM ION	non-polymer		40.1	2	Chemie (CA)
3	D, G (A, B)	ERYTHOSE-4-PHOSPHATE	non-polymer		200.1	2	Chemie (E4P)
4	E, H (A, B)	THIAMINE DIPHOSPHATE	non-polymer		425.3	2	Chemie (TPP)
5	I, J (A, B)	water	water		18.0	454	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	147774.8
Non-Polymers*	Number of molecules	6
	Total formula weight	1331.0
All*	Total formula weight	149105.7

*Water molecules are not included.