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Related entries of code: 5chk
Entries with 90% protein sequence similarity cutoff in PDBbind
PDB CodeCheck DatabaseProtein Sequence Similarity
1avdRCSB PDB    PDBbind128aa, >1AVD_1|Chains... *
2a5bRCSB PDB    PDBbind124aa, >2A5B_1|Chains... at 100%
2a5cRCSB PDB    PDBbind123aa, >2A5C_1|Chains... at 100%
2a8gRCSB PDB    PDBbind126aa, >2A8G_1|Chains... at 100%
2aviRCSB PDB    PDBbind128aa, >2AVI_1|Chains... at 100%
4i60RCSB PDB    PDBbind128aa, >4I60_1|Chain... at 98%
4jhqRCSB PDB    PDBbind128aa, >4JHQ_1|Chains... at 98%
5hlmRCSB PDB    PDBbind128aa, >5HLM_1|Chains... at 98%
Complexes with the same small molecule ligand
PDB CodeCheck DatabaseLigand Name
No complexes with the same small molecule ligand are found!

Entry Information
PDB ID5chk
Complex TypeProtein-Ligand
PDBbind Subsetrefined set
Protein NameAvidin
Ligand Name55R
EC.Number E.C.-.-.-.-
Resolution 2.2(Å)
Affinity (Kd/Ki/IC50)Kd=4.12uM
Release Year2016
Protein/NA SequenceCheck fasta file
Primary Reference (2016) J.Mol.Struct. Vol. 1109: pp. 232-238
Ligand Properties
Formula C13H10N2O3
Molecular Weight 242.230
Exact Mass 242.069
No. of atoms 28
No. of bonds 29
Polar Surface Area 78.76
LOGP Value 3.35      (Computed with XLOGP3)
1.92      (Computed with Open Babel)
Drug likeness No. of Hydrogen Bond Donors: 1
No. of Hydrogen Bond Acceptors: 3
No. of Rotatable Bonds: 2
No. of Nitrogen and Oxygen Atoms: 5
No. of Rings: 2
Canonical SMILES
InChI String

Links to External Databases
RCSB PDBThe mother database
PDBsumEnhanced annotations on PDB entries
PubchemComprehensive collection of chemical and biological data
UniProtKB ACUniProt accession number (AC): P02701  
Entrez Gene IDNCBI Entrez Gene ID: 396260  
ASDInformation of known allosteric effects of PDB entries

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