>5xt5A (A:) observed residues (from ATOM records)
hmnitdireqfpilhqqvnghdlvyldsaatsqkpravietldkyynqynsnvhrgvhtl
gtratdgyegarekvrkfinaksmaeiiftkgtttslnmvalsyaranlkpgdevvitym
ehhaniipwqqavkatgatlkyiplqedgtisledvretvtsntkivavshvsnvlgtvn
pikemakiahdngavivvdgaqstphmkidvqdldcdffalsshkmcgptgvgvlygkka
llenmepaefggemidfvglyestwkelpwkfeagtpiiagaiglgaaidfleeigldei
srhehklaayalerfrqldgvtvygpeeraglvtfnlddvhphdvatvldaegiavragh
hcaqplmkwldvtatarasfylynteeeidklvealqktkeyftn