>1zrqB (B:) observed residues (from ATOM records)
ffhasqrdalnqslaevqgqinvsfeffpprtsemeqtlwnsidrlsslkpkfvsvtyga
nsgerdrthsiikgikdrtgleaaphltcidatpdelrtiardywnngirhivalrgdlp
pemyasdlvtllkevadfdisvaaypevhpeaksaqadllnlkrkvdaganraitqfffd
vesylrfrdrcvsagidveiipgilpvsnfkqakkfadmtnvripawmaqmfdgldddae
trklvganiamdmvkilsregvkdfhfytlnraemsyaichtlgvrp