>2zqrB (B:) observed residues (from ATOM records)
delrvrhleeenrgivvlginraygknslsknlikmlskavdalksdkkvrtiiirsevp
gifcagadlkerakmsssevgpfvskiravindianlpvptiaaidglalggglelalac
dirvaassakmglvetklaiipggggtqrlpraigmslakelifsarvldgkeakavgli
shvleqnqegdaayrkaldlareflpqgpvamrvaklainqgmevdlvtglaieeacyaq
tiptkdrlegllafkekrpprykge