2QWP: Heat shock cognate 71 kDa protein

Crystal structure of disulfide-bond-crosslinked complex of bovine hsc70 (1-394aa)R171C and bovine Auxilin (810-910aa)D876C in the ADP*Pi form #2. Determined by X-ray diffraction at 1.75 Å resolution. Released 18 Dec 2007.

Method
X-ray diffraction
Resolution
1.75 Å
Organism
Bos taurus
Chains
2
Atoms
4,078
Mol. weight
54.95 kDa
Ligands
PO4, MG, ADP
Released
18 Dec 2007

Explore 2QWP in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

2QWP contains 29 α-helices and 19 β-strands across 2 chains. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.

Chain A: 20 helices, 19 β-strands

ElementResiduesLengthSheet
β-strand7-1151
β-strand15-2281
β-strand25-2841
α-helix29-302
β-strand38-3921
β-strand42-4432
β-strand49-5132
α-helix53-575
α-helix63-653
β-strand66-6722
α-helix70-734
α-helix81-866
α-helix87-893
β-strand93-9753
β-strand100-10783
β-strand110-11453
α-helix116-13520
β-strand141-14661
α-helix152-16413
β-strand168-17471
α-helix175-1828
α-helix185-1873
β-strand193-20084
β-strand205-21394
β-strand216-225104
α-helix230-24920
α-helix257-27317
β-strand279-288105
β-strand291-29885
α-helix299-3057
α-helix307-3115
α-helix314-32310
α-helix328-3303
β-strand333-33754
α-helix339-3424
α-helix344-35310
α-helix357-3593
β-strand36014
α-helix368-38013
Chain B: 9 helices, 0 β-strands
ElementResiduesLengthSheet
α-helix814-82613
α-helix830-8356
α-helix837-8393
α-helix8421
α-helix848-8503
α-helix853-8553
α-helix859-87214
α-helix875-8784
α-helix884-90320

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
Heat shock cognate 71 kDa proteinAprotein394Bos taurusP19120 (AlphaFold model)
Putative tyrosine-protein phosphatase auxilinBprotein92Bos taurusQ27974 (AlphaFold model)
Sequence of entity 1 (A), FASTA
>2QWP_1 Heat shock cognate 71 kDa protein (chains A)
MSKGPAVGIDLGTTYSCVGVFQHGKVEIIANDQGNRTTPSYVAFTDTERLIGDAAKNQVA
MNPTNTVFDAKRLIGRRFDDAVVQSDMKHWPFMVVNDAGRPKVQVEYKGETKSFYPEEVS
SMVLTKMKEIAEAYLGKTVTNAVVTVPAYFNDSQRQATKDAGTIAGLNVLCIINEPTAAA
IAYGLDKKVGAERNVLIFDLGGGTFDVSILTIEDGIFEVKSTAGDTHLGGEDFDNRMVNH
FIAEFKRKHKKDISENKRAVRRLRTACERAKRTLSSSTQASIEIDSLYEGIDFYTSITRA
RFEELNADLFRGTLDPVEKALRDAKLDKSQIHDIVLVGGSTRIPKIQKLLQDFFNGKELN
KSINPDEAVAYGAAVQAAILSGDKSENVQDLLLL
Sequence of entity 2 (B), FASTA
>2QWP_2 Putative tyrosine-protein phosphatase auxilin (chains B)
DPEKLKILEWIEGKERNIRALLSTMHTVLWAGETKWKPVGMADLVTPEQVKKVYRKAVLV
VHPCKATGQPYEQYAKMIFMELNDAWSEFENQ

Ligands and cofactors

IDNameFormulaCopies
PO4Phosphate ionO4 P1
MGMagnesium ionMg1
ADPAdenosine-5'-diphosphateC10 H15 N5 O10 P21

Water and common crystallization additives (NA, ACY, GOL) are not listed.

Primary citation

Structural basis of J cochaperone binding and regulation of Hsp70. Jiang, J., Maes, E.G., Taylor, A.B. et al. Mol Cell (2007) 28:422-433. DOI 10.1016/j.molcel.2007.08.022 · PubMed

Other PDB entries of the same protein (UniProt P19120 (AlphaFold model), which also has an AlphaFold model), best resolution first:

Browse structure collections

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