Function Annotation for BL1870




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Receptor

Assembly ID: 1a94_2

Stoichiometry type: Homo 2-mer -A2
Assembly defined by: Author and software
PDB ID: 1a94
Experimental method: X-RAY DIFFRACTION
Resolution: 2.0 Å
UniProt ID: P03367
PubMed ID: 9521772

Ligand

Ligand ID: 0Q4
Ligand name: N-[(2r)-2-({n~5~-[amino(iminio)methyl]-l-ornithyl-l-valyl}amino)-4-methylpentyl]-l-phenylalanyl-l-alpha-glutamyl-l-alanyl-l-norleucinamide
Biological relevance: Relevant

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Ligand ID Name SynonymsFormula 2D structure
0Q4 N-[(2r)-2-({n~5~-[amino(iminio)methyl]-l-ornithyl-l-valyl}amino)-4-methylpentyl]-l-phenylalanyl-l-alpha-glutamyl-l-alanyl-l-norleucinamide "C40 H70 N11 O8" N/A


Binding affinity

Experimental affinity Ki=14nM, from BindingMOAD
Ki=14nM, from PDBbind-CN
Predicted affinity 4.41 nM, show detail

Surface area (A2)

Surface area of receptor 9803.87
Surface area of ligand 1117.14
Surface area of complex 9371.02
Interface area 774.99
Reference

  • Wei et al, Q-BioLiP: A Comprehensive Resource for Quaternary Structure-based Protein–ligand Interactions, Genomics, Proteomics & Bioinformatics, 22(1), qzae001, 2024. (PDF)