2ZVW

Crystal structure of Proliferating cell nuclear antigen 2 and Short peptide from human P21

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, E... (A, B, C, D, E...)	Proliferating cell nuclear antigen 2	polymer	275	30334.6	8	UniProt (Q9ZW35) Pfam (PF00705) Pfam (PF02747)	Arabidopsis thaliana (Mouse-ear cress thale-cress)	PCNA 2
2	I, J, K, L, M... (I, J, K, L, M...)	Cyclin-dependent kinase inhibitor 1	polymer	22	2779.2	8	UniProt (P38936)		p21, CDK-interacting protein 1, Melanoma differentiation-associated protein 6, MDA-6
3	Q, R, S, T, U... (A, B, C, D, E...)	SULFATE ION	non-polymer		96.1	7	Chemie (SO4)
4	AA, BA, CA, DA, EA... (D, E, F, G, H...)	water	water		18.0	163	Chemie (HOH)

Sequence modifications

A, B, C, D, E, F, G, H: 1 - 255 (UniProt: Q9ZW35)

PDB	External Database	Details
Met -19	-	expression tag
Gly -18	-	expression tag
Ser -17	-	expression tag
Ser -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
His -13	-	expression tag
His -12	-	expression tag
His -11	-	expression tag
His -10	-	expression tag
Ser -9	-	expression tag
Ser -8	-	expression tag
Gly -7	-	expression tag
Leu -6	-	expression tag
Val -5	-	expression tag
Pro -4	-	expression tag
Arg -3	-	expression tag
Gly -2	-	expression tag
Ser -1	-	expression tag
His 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	16
	Total formula weight	264910.9
Non-Polymers*	Number of molecules	7
	Total formula weight	672.4
All*	Total formula weight	265583.3

*Water molecules are not included.