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CRYSTAL STRUCTURE OF REPEATS 16 AND 17 OF CHICKEN BRAIN ALPHA SPECTRIN

X-ray diffraction
2Å resolution
PDB entry 1cun coloured by chain, front view.
PDB entry 1cun coloured by chain, side view.
PDB entry 1cun coloured by chain, top view.
Source organism: Gallus gallus
Assembly composition:
homo trimer (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1 (preferred)
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Assembly Name: Spectrin alpha chain, non-erythrocytic 1
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Multimeric state: homo trimer
Accessible surface area: 37030.55 Å2
Buried surface area: 2609.98 Å2
Dissociation area: 1,304.99 Å2
Dissociation energy (ΔGdiss): -15.84 kcal/mol
Dissociation entropy (TΔSdiss): 26.98 kcal/mol
Symmetry number: 3
PDBe Complex ID: PDB-CPX-139743

Macromolecules

Spectrin alpha chain, non-erythrocytic 1
Chains: A, B, C
Length: 213 amino acids
Theoretical weight: 24.38 KDa
Source organism: Gallus gallus
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P07751 (Residues: 1771-1982; Coverage: 9%)
Gene names: SPTA2, SPTAN1
Pfam: Spectrin repeat
InterPro:
CATH: Methane Monooxygenase Hydroxylase; Chain G, domain 1
SCOP: Spectrin repeat
Spectrin alpha chain, non-erythrocytic 1 in PDB entry 1cun, assembly 1, front view.
Spectrin alpha chain, non-erythrocytic 1 in PDB entry 1cun, assembly 1, side view.
Spectrin alpha chain, non-erythrocytic 1 in PDB entry 1cun, assembly 1, top view.
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