1X2T

Crystal Structure of Habu IX-bp at pH 6.5

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C (A, C)	Coagulation factor IX/X-binding protein A chain	polymer	129	14655.2	2	UniProt (Q7LZ71) Pfam (PF00059)	Trimeresurus flavoviridis
2	B, D (B, D)	Coagulation factor IX/factor X-binding protein B chain	polymer	123	14455.1	2	UniProt (P23807) Pfam (PF00059)	Trimeresurus flavoviridis	IX/X-BP
3	E, F, H, I (A, B, C, D)	CALCIUM ION	non-polymer		40.1	4	Chemie (CA)
4	G, J (B, D)	PENTAETHYLENE GLYCOL	non-polymer		238.3	2	Chemie (1PE)
5	K, L, M, N (A, B, C, D)	water	water		18.0	568	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	58220.5
Non-Polymers*	Number of molecules	6
	Total formula weight	636.9
All*	Total formula weight	58857.4

*Water molecules are not included.