3N9V

Crystal Structure of INPP5B

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Type II inositol-1,4,5-trisphosphate 5-phosphatase	polymer	313	36131.9	2	UniProt (P32019) Pfam (PF22669) In PDB	Homo sapiens (human)	Phosphoinositide 5-phosphatase, 5PTase, 75 kDa inositol polyphosphate-5-phosphatase
2	A, B	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
3	A, B	CALCIUM ION	non-polymer		40.1	2	Chemie (CA)
4	A	GLYCEROL	non-polymer		92.1	1	Chemie (GOL)
5		water	water		18.0	57	Chemie (HOH)

Sequence modifications

A, B: 262 - 567 (UniProt: P32019)

PDB	External Database	Details
Met 261	-	initiating methionine
His 568	-	expression tag
His 569	-	expression tag
His 570	-	expression tag
His 571	-	expression tag
His 572	-	expression tag
His 573	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	72263.9
Non-Polymers*	Number of molecules	5
	Total formula weight	220.9
All*	Total formula weight	72484.8

*Water molecules are not included.