>1tu4C (C:) observed residues (from ATOM records) gnkicqfklvllgesavgksslvlrfvkgqfhefqestigaafltqtvclddttvkfeiw dtagqeryhslapmyyrgaqaaivvyditneesfaraknwvkelqrqaspnivialsgnk adlankravdfqeaqsyaddnsllfmetsaktsmnvneifmaiakklpk