>1vk0B (B:) observed residues (from ATOM records)
sasfdgpkfkmtdgsyvqtktidvgsstdispylsliredsilngnravifdvywdvgft
ktsgwslssvklstrnlclflrlpkpfhdnlkdlyrffaskfvtfvgvqieedldllren
hglvirnainvgklaaeargtlvleflgtrelahrvlwsdlgqldsieakwekagpeeql
eaaaiegwlivnvwdqlsde