Structure of the alpha-N-methyltransferase (SonM) and RiPP precursor (SonA-L63D) heteromeric complex (bound to SAH)

alpha-N-Methyltransferase regiospecificity is mediated by proximal, redundant enzyme-substrate interactions.

Extradiol ring-cleavage dioxygenase LigAB LigA subunit domain-containing protein

MGSLVCVGTGLQLAGQISVLSRSYIEHADIVFSLLPDGFSQRWLTKLNPNVINLQQFYAQNGEVKNRRDTYEQMVNAILD
AVRAGKKTVCALYGHPGVFACVSHMAITRAKAEGFSAKMEPGISAEACLWADLGIDPGNSGHQSFEASQFMFFNHVPDPT
THLLLWQIAIAGEHTLTQFHTSSDRLQILVEQLNQWYPLDHEVVIYEAANLPIQAPRIERLPLANLPQAHLMPISTLLIP
PAKKLEYNYAILAKLGIGPEDLG

MHHHHHHMSGLSDFFTQLGQDAQLMEDYKQNPEAVMRAHGLTDEQINAVMTGDMEKLKTLSGDSSYQSYDV(IML)SHGN
GD

240 mM sodium malonate pH 5.5 with 12% PEG 3350

National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)

Structure of the alpha-N-methyltransferase (SonM) and RiPP precursor (SonA-L63D) heteromeric complex

Structure of the alpha-N-methyltransferase (SonM) and RiPP precursor (SonA-I65W) heteromeric complex (bound to SAM)

Structure of the alpha-N-methyltransferase (SonM) and RiPP precursor (SonA-I65W) heteromeric complex (bound to SAH)

Structure of the alpha-N-methyltransferase (SonM) and RiPP precursor (SonA-I65W) heteromeric complex (no cofactor)

Structure of the alpha-N-methyltransferase (SonM) and RiPP precursor (SonA) heteromeric complex (with SAH)

Structure of the alpha-N-methyltransferase (SonM mutant Y58F) and RiPP precursor (SonA) heteromeric complex (no cofactor)

Structure of the alpha-N-methyltransferase (SonM mutant Y93F) and RiPP precursor (SonA) heteromeric complex (no cofactor)

Structure of the heteromeric complex between the alpha-N-methyltransferase (SonM) and a truncated construct of the RiPP precursor (SonA) (with SAM)

Structure of the alpha-N-methyltransferase (SonM mutant R67A) and RiPP precursor (SonA) heteromeric complex (with SAH)

Structure of the alpha-N-methyltransferase (SonM) and RiPP precursor (SonA with QSY deletion) heteromeric complex (bound to SAM)

Structure of the alpha-N-methyltransferase (SonM) and RiPP precursor (SonA with QSY deletion) heteromeric complex (bound to SAH)

HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. Twinning operator(s) (twinning fraction(s)) used in refinement: -H,K,-L (0.595)