3QFM

Crystal structure of Streptococcal asymmetric Ap4A hydrolase and phosphodiesterase Spr1479/SapH

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	Putative uncharacterized protein	polymer	270	31422.6	2	UniProt (Q8DNX4) Pfam (PF12850)	Streptococcus pneumoniae	SapH
2	C, E (A, B)	MANGANESE (II) ION	non-polymer		54.9	2	Chemie (MN)
3	D, F (A, B)	FE (III) ION	non-polymer		55.8	2	Chemie (FE)
4	G, H (A, B)	water	water		18.0	284	Chemie (HOH)

Sequence modifications

A, B: 1 - 262 (UniProt: Q8DNX4)

PDB	External Database	Details
Met -7	-	expression tag
Gly -6	-	expression tag
His -5	-	expression tag
His -4	-	expression tag
His -3	-	expression tag
His -2	-	expression tag
His -1	-	expression tag
His 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	62845.3
Non-Polymers*	Number of molecules	4
	Total formula weight	221.6
All*	Total formula weight	63066.9

*Water molecules are not included.