>3k7vA (A:) observed residues (from ATOM records)
slypiavlidelrnedvqlrlnsikklstialalgvertrsellpfltdtiydedevlla
laeqlgtfttlvggpeyvhcllppleslatveetvvrdkaveslraishehspsdleahf
vplvkrlaggdwftsrtsacglfsvcyprvssavkaelrqyfrnlcsddtpmvrraaask
lgefakvleldnvkseiipmfsnlasdeqdsvrllaveacvniaqllpqedlealvmptl
rqaaedkswrvrymvadkftelqkavgpeitktdlvpafqnlmkdceaevraaashkvke
fcenlsadcrenvimsqilpcikelvsdanqhvksalasvimglspilgkdntiehllpl
flaqlkdecpevrlniisnldcvnevigirqlsqsllpaivelaedakwrvrlaiieymp
llagqlgveffdeklnslcmawlvdhvyaireaatsnlkklvekfgkewahatiipkvla
msgdpnylhrmttlfcinvlsevcgqdittkhmlptvlrmagdpvanvrfnvakslqkig
pildnstlqsevkpilekltqdqdvdvkyfaqealtvlsla