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CRYSTAL STRUCTURE OF ANTIFREEZE PROTEIN FROM THE BEETLE, TENEBRIO MOLITOR

X-ray diffraction
1.4Å resolution
PDB entry 1ezg coloured by chain, front view.
PDB entry 1ezg coloured by chain, side view.
PDB entry 1ezg coloured by chain, top view.
Source organism: Tenebrio molitor
Assembly composition:
homo dimer (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1 (preferred)
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Assembly Name: Thermal hysteresis protein YL-1
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Multimeric state: homo dimer
Accessible surface area: 6804.81 Å2
Buried surface area: 1071.9 Å2
Dissociation area: 535.95 Å2
Dissociation energy (ΔGdiss): 0.49 kcal/mol
Dissociation entropy (TΔSdiss): 10.26 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-127562

Macromolecules

Thermal hysteresis protein YL-1
Chains: A, B
Length: 84 amino acids
Theoretical weight: 8.39 KDa
Source organism: Tenebrio molitor
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: O16119 (Residues: 29-112; Coverage: 100%)
Pfam: Insect antifreeze protein repeat
InterPro:
CATH: Insect antifreeze protein
SCOP: Insect cysteine-rich antifreeze protein
Thermal hysteresis protein YL-1 in PDB entry 1ezg, assembly 1, front view.
Thermal hysteresis protein YL-1 in PDB entry 1ezg, assembly 1, side view.
Thermal hysteresis protein YL-1 in PDB entry 1ezg, assembly 1, top view.
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