3808773 -OEChem-02060822582D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3808773 > 2 > ChemIDplus > 106640704 > 106640-70-4 Recb protein,escherichia coli subunit > 106640-70-4 > 106640704 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=106640704 $$$$