3WSI

EDTA-treated, reduced HcgD from Methanocaldococcus jannaschii

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...)	Putative GTP cyclohydrolase 1 type 2	polymer	252	28254.6	6		Methanocaldococcus jannaschii	HcgD, GTP cyclohydrolase I
2	G, I, K, M, O... (A, B, C, D, E...)	FE (II) ION	non-polymer		55.8	6	Chemie (FE2)
3	H, J, L, N, P... (A, B, C, D, E...)	PHOSPHATE ION	non-polymer		95.0	6	Chemie (PO4)
4	S, T, U, V, W... (A, B, C, D, E...)	water	water		18.0	497	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	169527.3
Non-Polymers*	Number of molecules	12
	Total formula weight	904.9
All*	Total formula weight	170432.2

*Water molecules are not included.