3Q9Q

HspB1 fragment second crystal form

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)	Heat shock protein beta-1	polymer	85	9289.4	2	UniProt (P04792) Pfam (PF00011)	Homo sapiens (human)	HspB1, 28 kDa heat shock protein, Estrogen-regulated 24 kDa protein, Heat shock 27 kDa protein, HSP 27, Stress-responsive protein 27, SRP27
2	C, D (A, B)	water	water		18.0	58	Chemie (HOH)

Sequence modifications

A, B: 90 - 171 (UniProt: P04792)

PDB	External Database	Details
Gly 87	-	expression tag
Gly 88	-	expression tag
Ser 89	-	expression tag
Ala 125	Glu 125	engineered mutation
Ala 126	Glu 126	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	18578.7
All*	Total formula weight	18578.7

*Water molecules are not included.