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9BLS

Structure of the human mitochondrial Hsp70 (mortalin; R126W mutant) bound to nucleotide exchange factor GrpEL1 (WT)

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
Stress-70 protein, mitochondrialpolymer59464524.11UniProt (P38646)
Pfam (PF00012)
Homo sapiens (human)75 kDa glucose-regulated protein,GRP-75,Heat shock 70 kDa protein 9,Mortalin,MOT,Peptide-binding protein 74,PBP74
2B, C
(B, C)
GrpE protein homolog 1, mitochondrialpolymer16118178.02UniProt (Q9HAV7)
Pfam (PF01025)
Homo sapiens (human)HMGE,Mt-GrpE#1
3D
(D)
Substrate peptidepolymer7771.91Homo sapiens (human)
Sequence modifications
A: 47 - 639 (UniProt: P38646)
PDBExternal DatabaseDetails
Met 46-initiating methionine
Trp 126Arg 126engineered mutation
B, C: 59 - 217 (UniProt: Q9HAV7)
PDBExternal DatabaseDetails
Ser 218-expression tag
Ala 219-expression tag
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains4
Total formula weight101652.1
All*Total formula weight101652.1
*Water molecules are not included.

247536

PDB entries from 2026-01-14

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