6OBP

Reconstituted PP1 holoenzyme

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Serine/threonine-protein phosphatase PP1-alpha catalytic subunit	polymer	305	34840.9	1	UniProt (P62136) Pfam (PF16891) Pfam (PF00149)	Homo sapiens (Human)	PP-1A, protein phosphatase 1
2	B (C)	Protein phosphatase 1 regulatory subunit 7	polymer	310	36087.3	1	UniProt (Q15435) Pfam (PF12799) Pfam (PF14580)	Homo sapiens (Human)	Protein phosphatase 1 regulatory subunit 22
3	C, H (A, C)	PHOSPHATE ION	non-polymer		95.0	2	Chemie (PO4)
4	D (A)	MANGANESE (II) ION	non-polymer		54.9	1	Chemie (MN)
5	E, F, G (A)	CHLORIDE ION	non-polymer		35.5	3	Chemie (CL)
6	I, J (A, C)	water	water		18.0	14	Chemie (HOH)

Sequence modifications

A: 1 - 300 (UniProt: P62136)

PDB	External Database	Details
Gly -4	-	expression tag
His -3	-	expression tag
Met -2	-	expression tag
Gly -1	-	expression tag
Ser 0	-	expression tag

C: 56 - 360 (UniProt: Q15435)

PDB	External Database	Details
Gly 51	-	expression tag
His 52	-	expression tag
Met 53	-	expression tag
Gly 54	-	expression tag
Ser 55	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	70928.2
Non-Polymers*	Number of molecules	6
	Total formula weight	351.2
All*	Total formula weight	71279.4

*Water molecules are not included.