4JPO

5A resolution structure of Proteasome Assembly Chaperone Hsm3 in complex with a C-terminal fragment of Rpt1

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	DNA mismatch repair protein HSM3	polymer	491	56685.7	2	UniProt (P38348) Pfam (PF18795) Pfam (PF18794)	Saccharomyces cerevisiae (Baker's yeast)	Enhanced spontaneous mutability protein 3
2	C, D (C, D)	26S protease regulatory subunit 7 homolog	polymer	100	11637.4	2	UniProt (P33299) Pfam (PF17862)	Saccharomyces cerevisiae (Baker's yeast)	Protein CIM5, Tat-binding homolog 3

Sequence modifications

A, B: 12 - 491 (UniProt: P38348)

PDB	External Database	Details
Gly 1	-	expression tag
Pro 2	-	expression tag
Leu 3	-	expression tag
Thr 4	-	expression tag
Arg 5	-	expression tag
Arg 6	-	expression tag
Ala 7	-	expression tag
Ser 8	-	expression tag
Val 9	-	expression tag
Gly 10	-	expression tag
Ser 11	-	expression tag

C, D: 379 - 467 (UniProt: P33299)

PDB	External Database	Details
Met 368	-	expression tag
His 369	-	expression tag
His 370	-	expression tag
His 371	-	expression tag
His 372	-	expression tag
His 373	-	expression tag
His 374	-	expression tag
Ser 375	-	expression tag
Gln 376	-	expression tag
His 377	-	expression tag
Met 378	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	136646.3
All*	Total formula weight	136646.3

*Water molecules are not included.