1QGN

CYSTATHIONINE GAMMA-SYNTHASE FROM NICOTIANA TABACUM

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, C, D, E...)	PROTEIN (CYSTATHIONINE GAMMA-SYNTHASE)	polymer	445	48068.0	8	UniProt (Q9ZPL5) Pfam (PF01053)	Nicotiana tabacum (common tobacco)
2	I, J, K, L, M... (A, B, C, D, E...)	PYRIDOXAL-5'-PHOSPHATE	non-polymer		247.1	8	Chemie (PLP)
3	Q, R, S, T, U... (A, B, C, D, E...)	water	water		18.0	326	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	8
	Total formula weight	384543.8
Non-Polymers*	Number of molecules	8
	Total formula weight	1977.1
All*	Total formula weight	386520.9

*Water molecules are not included.