>2gn3B (B:) observed residues (from ATOM records)
edslsfgfptfpsdqknlifqgdaqiknnavqltktdsngnpvastvgrilfsaqvhlwe
ksssrvanfqsqfsfslksplsngadgiaffiappdttipsgsgggllglfapnqviave
fdtfyaqdsntwdpnyphigidvnsirsvktvkwdrrdgqslnvlvtfnpstrnldvvat
ysdgtryevsyevdvrsvlpewvrvgfsaasgeqyqthtleswsftstllyt