2MRE

NMR structure of the Rad18-UBZ/ubiquitin complex

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Polyubiquitin-C	polymer	79	8859.1	1	UniProt (P0CG48) Pfam (PF00240) In PDB	Homo sapiens (human)
2	B	E3 ubiquitin-protein ligase RAD18	polymer	33	3628.1	1	UniProt (Q9NS91) In PDB	Homo sapiens (human)	Postreplication repair protein RAD18, hHR18, hRAD18, RING finger protein 73
3	B	ZINC ION	non-polymer		65.4	1	Chemie (ZN)

Sequence modifications

A: 1 - 76 (UniProt: P0CG48)

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

B: 198 - 227 (UniProt: Q9NS91)

PDB	External Database	Details
Gly 195	-	expression tag
Ser 196	-	expression tag
Arg 197	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	12487.2
Non-Polymers*	Number of molecules	1
	Total formula weight	65.4
All*	Total formula weight	12552.6

*Water molecules are not included.