4MOV

1.45 A Resolution Crystal Structure of Protein Phosphatase 1

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Serine/threonine-protein phosphatase PP1-alpha catalytic subunit	polymer	299	34162.1	2	UniProt (P62136) Pfam (PF16891) Pfam (PF00149) In PDB	Homo sapiens (human)	PP-1A
2	A, B	MANGANESE (II) ION	non-polymer		54.9	4	Chemie (MN)
3	A, B	PHOSPHATE ION	non-polymer		95.0	2	Chemie (PO4)
4	A	CHLORIDE ION	non-polymer		35.5	2	Chemie (CL)
5		water	water		18.0	621	Chemie (HOH)

Sequence modifications

A, B: 7 - 300 (UniProt: P62136)

PDB	External Database	Details
Gly 2	-	expression tag
His 3	-	expression tag
Met 4	-	expression tag
Gly 5	-	expression tag
Ser 6	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	68324.3
Non-Polymers*	Number of molecules	8
	Total formula weight	480.6
All*	Total formula weight	68804.9

*Water molecules are not included.