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Pyrabactin-bound PYL1 structure in the open and close forms

X-ray diffraction
2.801Å resolution
PDB entry 3neg coloured by chain, front view.
PDB entry 3neg coloured by chain, side view.
PDB entry 3neg coloured by chain, top view.
Source organism: Arabidopsis thaliana
Assembly composition:
monomeric (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1 (preferred)
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Assembly Name: Abscisic acid receptor PYL1
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Multimeric state: monomeric
Accessible surface area: 10345.59 Å2
Buried surface area: 161.6 Å2
Dissociation area: 80.8 Å2
Dissociation energy (ΔGdiss): -0.36 kcal/mol
Dissociation entropy (TΔSdiss): 0.59 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-186652
Assembly 2
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Assembly Name: Abscisic acid receptor PYL1
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Multimeric state: monomeric
Accessible surface area: 9603.31 Å2
Buried surface area: 0.0 Å2
Dissociation area: 0 Å2
Dissociation energy (ΔGdiss): 0 kcal/mol
Dissociation entropy (TΔSdiss): 0 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-186652

Macromolecules

Abscisic acid receptor PYL1
Chains: A, B
Length: 202 amino acids
Theoretical weight: 23.33 KDa
Source organism: Arabidopsis thaliana
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q8VZS8 (Residues: 20-221; Coverage: 91%)
Gene names: At5g46790, MZA15.21, PYL1, RCAR12
Pfam: Polyketide cyclase / dehydrase and lipid transport
InterPro:
CATH: Alpha-D-Glucose-1,6-Bisphosphate; Chain A, domain 4
Abscisic acid receptor PYL1 in PDB entry 3neg, assembly 1, front view.
Abscisic acid receptor PYL1 in PDB entry 3neg, assembly 1, side view.
Abscisic acid receptor PYL1 in PDB entry 3neg, assembly 1, top view.
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