3L0W

Structure of split monoubiquitinated PCNA with ubiquitin in position two

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Proliferating cell nuclear antigen	polymer	169	19238.9	1	UniProt (P15873) Pfam (PF00705) In PDB	Saccharomyces cerevisiae (brewer's yeast lager beer yeast yeast)	PCNA
2	B	Monoubiquitinated Proliferating cell nuclear antigen	polymer	169	18714.4	1	UniProt (P61864) UniProt (P15873) Pfam (PF00240) Pfam (PF02747) UniProt (by SIFTS) (P05759) In PDB	Saccharomyces cerevisiae (brewer's yeast lager beer yeast yeast)

Sequence modifications

A: 1 - 163 (UniProt: P15873)

PDB	External Database	Details
His -5	-	expression tag
His -4	-	expression tag
His -3	-	expression tag
His -2	-	expression tag
His -1	-	expression tag
His 0	-	expression tag

B: 1 - 76 (UniProt: P61864)
B: 79 - 169 (UniProt: P15873)

PDB	External Database	Details
Gly 77	-	linker
Gly 78	-	linker

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	37953.3
All*	Total formula weight	37953.3

*Water molecules are not included.