>3b9cB (B:) observed residues (from ATOM records)
pfcghikggmrpgkkvlvmgivdlnpesfaisltcgdsedppadvaielkavftdrqllr
nscisgergeeqsaipyfpfipdqpfrveilceyprfrvfvdghqlfdfyhriqtlsaid
tikingdlqitklg