>2byxB (B:) observed residues (from ATOM records)
mkrvvitglgivssignnqqevlaslregrsgitfsqelkdsgmrshvwgnvkldttgli
drkvvrfmsdasiyaflsmeqaiadaglspeayqnnprvgliagsgggsprfqvfgadam
rgprglkavgpyvvtkamasgvsaclatpfkihgvnysissacatsahcignaveqiqlg
kqdivfagggeelcwemacefdamgalstkyndtpekasrtydahrdgfviaggggmvvv
eelehalargahiyaeivgygatsdgadmvapsgegavrcmkmamhgvdtpidylnshgt
stpvgdvkelaairevfgdkspaisataamtghslgaagvqeaiysllmlehgfiapsin
ieeldeqaaglnivtettdrelttvmsnsfgfggtnatlvmrklkd