8I1O

Crystal structure of APSK2 domain from human PAPSS2 in complex with exogenous APS and ADP

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 (A, B, C, D)	Bifunctional 3'-phosphoadenosine 5'-phosphosulfate synthase 2	polymer	203	22514.5	4	UniProt (O95340) Pfam (PF01583)	Homo sapiens (human)	PAPS synthase 2,PAPSS 2,Sulfurylase kinase 2,SK 2,SK2
2	E, G, I, K (A, B, C, D)	ADENOSINE-5'-DIPHOSPHATE	non-polymer		427.2	4	Chemie (ADP)
3	F, H, J, L (A, B, C, D)	ADENOSINE-5'-PHOSPHOSULFATE	non-polymer		427.3	4	Chemie (ADX)
4	M, N, O, P (A, B, C, D)	water	water		18.0	152	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	90057.8
Non-Polymers*	Number of molecules	8
	Total formula weight	3417.9
All*	Total formula weight	93475.7

*Water molecules are not included.