9SQQ

Structure of trans-basal conformer of wild-type human CBS enzyme in absence of substrate and allosteric activators- by Helical approach

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D, E... (A, B, E, F, C...)	Cystathionine beta-synthase	polymer	507	56290.5	10	UniProt (P35520)	Homo sapiens (human)	Beta-thionase,Serine sulfhydrase
2	K, L, M, N, O... (A, B, E, F, C...)	PROTOPORPHYRIN IX CONTAINING FE	non-polymer		616.5	10	Chemie (HEM)

Contents of the asymmetric unit

Polymers	Number of chains	10
	Total formula weight	562904.8
Non-Polymers*	Number of molecules	10
	Total formula weight	6164.9
All*	Total formula weight	569069.6

*Water molecules are not included.