>4mq4A (A:) observed residues (from ATOM records)
apgqaavasayqrfepraylrnnyapprgdlcnpngvgpwklrclaqtfatgevsgrtli
digsgptvyqllsacshfeditmtdflevnrqelgrwlqeepgafnwsmysqhacliegk
gecwqdkerqlrarvkrvlpidvhqpqplgagspaplpadalvsafcleavspdlasfqr
aldhittllrpgghllligaleeswylagearltvvpvseeevrealvrsgykvrdlrty
impahlqtgvddvkgvffawaqkv