>4cf6A (A:) observed residues (from ATOM records)
rralivlahsertsfnyamkeaaaaalkkkgwevvesdlyamnfnpiisrkditgklkdp
anfqypaesvlaykeghlspdivaeqkkleaadlvifqfplqwfgvpailkgwfervfig
efaytyaamydkgpfrskkavlsittggsgsmyslqgihgdmnvilwpiqsgilhfcgfq
vlesqltysightpadariqilegwkkrleniwdetplyfapsslfdlnfqagflmkkev
qdeeknkkfglsvghhlgksiptdnqikar