>4l54A (A:) observed residues (from ATOM records) lkrdkgldntlkvlkqgylyttnqrnrlntsvfqtkalggkpfvvvtgkegaemfynndv vqregmlpkrivntlfgkgaihtvdgkkhvdrkalfmslmtegnlnyvreltrtlwhant qrmesmdevniyresivlltkvgtrwagvqappedieriatdmdimidsfralggafkgy kaskearrrvedwleeqiietrkgnihppegtalyefahwedylgnpmdsrtcaidlmnt frpliainrfvsfglhamnenpitrekiksepdyaykfaqevrryypfvpflpgkakvdi dfqgvtipagvglaldvygtthdeslwddpnefrperfetwdgspfdlipqgggdywtnh rcagewitviimeetmkyfaekitydvpeqdlevdlnsipgyvksgfviknvrevvdrt