Cluster a pHLA complex

Provides structural neighbours of a pHLA in PDB format using similarity metric D-score

The PDB file must fulfill the following criteria:

(1) Peptide must be a Δ7 9mer

(2) All MHC and peptide backbone atoms must exist. Side chain atoms are not necessary

(3) MHC chain starts with GSHS motif

Please provide a valid PDB file