>sp|P51075|CHSY_BETPN Chalcone synthase OS=Betula pendula GN=CHS MASVEEIRKAQRAHGPATVLAIGTATPSNCITQADYPDYYFRITKSDHMTELKEKFKRMC DKSMIKKRYMYLNEEILNENPNMCAYMAPSLDARQTIVVVEVPKLGKEAATKAIKEWGQP KSKITHLVFCTTSGVDMPGADYQLTKLLGLRPSVKRLMMYQQGCFAGGTVLRLAKDLAEN NKGARVLVVCSEITAVTFRGPTDTHLDSLVGQALFGDGAAAVIVGADPDTSVERPLFELI SAAQTILPDSDGAIDGHLREVGLTFHLLKDVPGIISKNIEKSLAEAFAPLGISDWNSLFW IAHPGGPAILDQVESKLGLKEEKLRATRHVLSEYGNMSSACVLFILDEMRRNSLEGGKVT TGEGLEWGVLFGFGPGLTVETVVLHSVPVPVEASH