>1d4cA (A:) observed residues (from ATOM records)
apevladfhgemggcdschvsdkggvtndnlthengqcvschgdlkelaaaapkdkvsph
kshligeiactschkgheksvaycdachsfgfdmpfggkwerkfvpvdadkaaqdkaiaa
gvkettdvviigsggaglaaavsardagakvillekepipggntklaaggmnaaetkpqa
klgiedkkqimiddtmkggrnindpelvkvlannssdsidwltsmgadmtdvgrmggasv
nrshrptggagvgahvaqvlwdnavkrgtdirlnsrvvriledasgkvtgvlvkgeytgy
yvikadavviaaggfaknnervskydpklkgfkatnhpgatgdgldvalqagaatrdley
iqahptyspaggvmiteavrgngaivvnregnrfmneittrdkasaailqqkgesaylvf
ddsirkslkaiegyvhlnivkegktieelakqidvpaaelaktvtayngfvksgkdaqfe
rpdlprelvvapfyaleiapavhhtmgglvidtkaevksektgkpitglyaagevtggvh
ganrlggnaisdivtygriagasaakfakd