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2HAN

Structural basis of heterodimeric ecdysteroid receptor interaction with natural response element hsp27 gene promoter

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(C)
5'-D(*CP*AP*AP*GP*GP*GP*TP*TP*CP*AP*AP*TP*GP*CP*AP*CP*TP*TP*GP*T)-3'polymer206149.01
2B
(D)
5'-D(*GP*AP*CP*AP*AP*GP*TP*GP*CP*AP*TP*TP*GP*AP*AP*CP*CP*CP*TP*T)-3'polymer206118.01
3C
(A)
Protein ultraspiraclepolymer9310818.41UniProt (P20153)
Pfam (PF00105)
Drosophila melanogaster (fruit fly)XR2C, Chorion factor 1
4D
(B)
Ecdysone receptorpolymer11913520.81UniProt (P34021)
Pfam (PF00105)
Drosophila melanogaster (fruit fly)Ecdysteroid receptor, 20-hydroxy-ecdysone receptor, 20E receptor, EcRH
5E, F, G, H
(A, B)
ZINC IONnon-polymer65.44Chemie (ZN)
6I, J, K, L
(C, D, A, B)
waterwater18.0222Chemie (HOH)
Sequence modifications
A: -3 - 82 (UniProt: P20153)
PDBExternal DatabaseDetails
Gly -5-cloning artifact
Ser -4-cloning artifact
Gly 83-cloning artifact
Ile 84-cloning artifact
His 85-cloning artifact
Arg 86-cloning artifact
Asp 87-cloning artifact
B: -1 - 108 (UniProt: P34021)
PDBExternal DatabaseDetails
Gly -3-cloning artifact
Ser -2-cloning artifact
Ser 109-cloning artifact
Pro 110-cloning artifact
Gly 111-cloning artifact
Ile 112-cloning artifact
His 113-cloning artifact
Arg 114-cloning artifact
Asp 115-cloning artifact
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains4
Total formula weight36606.2
Non-Polymers*Number of molecules4
Total formula weight261.6
All*Total formula weight36867.9
*Water molecules are not included.

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PDB entries from 2025-06-18

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