>2zkcA (A:) observed residues (from ATOM records)
kpynkivshllvaepekiyampdptvpdsdikalttlcdladrelvviigwakhipgfst
lsladqmsllqsawmeililgvvyrslsfedelvyaddyimdedqsklaglldlnnailq
lvkkyksmklekeefvtlkaialansdsmhiedveavqklqdvlhealqdyeagqhmedp
rragkmlmtlpllrqtstkavqhfyniklegkvpmhklflemleakc