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Crystal structure of a Raver1 PRI4 peptide in complex with polypyrimidine tract binding protein RRM2

X-ray diffraction
1.55Å resolution
PDB entry 3zzz coloured by chain, front view.
PDB entry 3zzz coloured by chain, side view.
PDB entry 3zzz coloured by chain, top view.
Source organisms:
Assembly composition:
hetero dimer (preferred)
Entry contents: 2 distinct polypeptide molecules

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Assemblies

Assembly 1
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Assembly Name: Polypyrimidine tract-binding protein 1 and Ribonucleoprotein PTB-binding 1
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Multimeric state: hetero dimer
Accessible surface area: 6079.0 Å2
Buried surface area: 1452.5 Å2
Dissociation area: 407.13 Å2
Dissociation energy (ΔGdiss): 2.91 kcal/mol
Dissociation entropy (TΔSdiss): 6 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-150780
Assembly 2 (preferred)
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Assembly Name: Polypyrimidine tract-binding protein 1 and Ribonucleoprotein PTB-binding 1
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Multimeric state: hetero dimer
Accessible surface area: 6103.74 Å2
Buried surface area: 860.51 Å2
Dissociation area: 386.19 Å2
Dissociation energy (ΔGdiss): 1.69 kcal/mol
Dissociation entropy (TΔSdiss): 6.46 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-150780

Macromolecules

Polypyrimidine tract-binding protein 1
Chains: A, B
Length: 130 amino acids
Theoretical weight: 14.17 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P26599 (Residues: 156-285; Coverage: 23%)
Gene names: PTB, PTBP1
Pfam: RRM-like domain
InterPro:
CATH: Alpha-Beta Plaits
Polypyrimidine tract-binding protein 1 in PDB entry 3zzz, assembly 2, front view.
Polypyrimidine tract-binding protein 1 in PDB entry 3zzz, assembly 2, side view.
Polypyrimidine tract-binding protein 1 in PDB entry 3zzz, assembly 2, top view.
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Ribonucleoprotein PTB-binding 1
Chains: C, D
Length: 16 amino acids
Theoretical weight: 1.4 KDa
Source organism: Mus musculus
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q9CW46 (Residues: 680-692; Coverage: 2%)
Gene names: Kiaa1978, Raver1
Ribonucleoprotein PTB-binding 1 in PDB entry 3zzz, assembly 2, front view.
Ribonucleoprotein PTB-binding 1 in PDB entry 3zzz, assembly 2, side view.
Ribonucleoprotein PTB-binding 1 in PDB entry 3zzz, assembly 2, top view.
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