>2b3jB (B:) observed residues (from ATOM records)
mtndiyfmtlaieeakkaaqlgevpigaiitkddeviarahnlretlqqptahaehiaie
raakvlgswrlegctlyvtlepcvmcagtivmsriprvvygaddpkggcsgslmnllqqs
nfnhraivdkgvlkeacstllttffknlran