1S4D

Crystal Structure Analysis of the S-adenosyl-L-methionine dependent uroporphyrinogen-III C-methyltransferase SUMT

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, D, E, F...)	Uroporphyrin-III C-methyltransferase	polymer	280	29286.8	12	UniProt (P21631) Pfam (PF00590)	Pseudomonas denitrificans	S-adenosyl-L-methionine uroporphyrinogen-III C-methyltransferase, Urogen III methylase, SUMT, Uroporphyrinogen III methylase, UROM
2	CA, GA, JA, M, MA... (G, H, I, A, J...)	S-ADENOSYL-L-HOMOCYSTEINE	non-polymer		384.4	12	Chemie (SAH)
3	AA, BA, DA, EA, FA... (F, G, H, I, A...)	GLYCEROL	non-polymer		92.1	26	Chemie (GOL)
4	AB, BB, CB, DB, EB... (D, E, F, G, H...)	water	water		18.0	523	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	12
	Total formula weight	351441.3
Non-Polymers*	Number of molecules	38
	Total formula weight	7007.4
All*	Total formula weight	358448.7

*Water molecules are not included.