Chains and heterogens:
PDB Chain Sequences:
>1cpt_ (-) mdaratipehiartvilpqgyaddeviypafkwlrdeqplamahiegydpmwiatkhadv mqigkqpglfsnaegseilydqnneafmrsisggcphvidsltsmdppthtayrgltlnw fqpasirkleenirriaqasvqrlldfdgecdfmtdcalyyplhvvmtalgvpeddeplm lkltqdffgveaarrfhetiatfydyfngftvdrrscpkddvmsllanskldgnyiddky inayyvaiataghdttssssggaiiglsrnpeqlalaksdpaliprlvdeavrwtapvks fmrtaladtevrgqnikrgdrimlsypsanrdeevfsnpdefditrfpnrhlgfgwgahm clgqhlaklemkiffeellpklksvelsgpprlvatnfvggpknvpirftka