4OWP

Crystal structure of rpn11 in a heterodimer complex with rpn8, representing the active portion of the proteasome lid.

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	26S proteasome regulatory subunit RPN8	polymer	186	21023.8	1	UniProt (Q08723) Pfam (PF01398) In PDB	Saccharomyces cerevisiae (Baker's yeast)
2	B	26S proteasome regulatory subunit RPN11	polymer	239	26793.7	1	UniProt (P43588) Pfam (PF01398) In PDB	Saccharomyces cerevisiae (Baker's yeast)	Protein MPR1
3	B	ZINC ION	non-polymer		65.4	1	Chemie (ZN)
4		water	water		18.0	127	Chemie (HOH)

Sequence modifications

B: 2 - 229 (UniProt: P43588)

PDB	External Database	Details
Met -9	-	expression tag
His -8	-	expression tag
His -7	-	expression tag
His -6	-	expression tag
His -5	-	expression tag
His -4	-	expression tag
His -3	-	expression tag
Gly -2	-	expression tag
Ser -1	-	expression tag
Gly 0	-	expression tag
Ser 1	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	47817.5
Non-Polymers*	Number of molecules	1
	Total formula weight	65.4
All*	Total formula weight	47882.9

*Water molecules are not included.