9SI8

Structure of trans-basal conformer of human CBS trapped in PLP-aminoacrylate intermediate state (CBS PLP-AA)- by Helical processing.

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... (F, E, D, C, B...)	Cystathionine beta-synthase	polymer	510	56402.7	6	UniProt (P35520)	Homo sapiens (human)	Beta-thionase,Serine sulfhydrase
2	G, I, K, M, O... (F, E, D, C, B...)	PROTOPORPHYRIN IX CONTAINING FE	non-polymer		616.5	6	Chemie (HEM)
3	H, J, L, N, P... (F, E, D, C, B...)	2-[({3-HYDROXY-2-METHYL-5-[(PHOSPHONOOXY)METHYL]PYRIDIN-4-YL}METHYL)AMINO]ACRYLIC ACID	non-polymer		318.2	6	Chemie (P1T)

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	338416.1
Non-Polymers*	Number of molecules	12
	Total formula weight	5608.2
All*	Total formula weight	344024.3

*Water molecules are not included.