>6xc9D (D:) observed residues (from ATOM records)
mqtvtqsqpemsvqeaetvtlsctydtsesnyylfwykqppsrqmilvirqeaykqqnat
enrfsvnfqkaaksfslkisdsqlgdtamyfcaffgqgaqklvfgqgtrltinpniqnpd
pavyqlrdskssdksvclftdfdsqtnvsqssdvyitdkcvldmrsmdfksnsavawsnk
sdfacanafnnsiipedtffpsp