Protein
S-adenosylmethionine synthase 1
Organism
Rhodospirillum rubrum (strain ATCC 11170 / ATH 1.1.1 / DSM 467 / LMG 4362 / NCIB 8255 / S1)
Function
Catalyzes the formation of S-adenosylmethionine (AdoMet) from methionine and ATP. The overall synthetic reaction is composed of two sequential steps, AdoMet formation and the subsequent tripolyphosphate hydrolysis which occurs prior to release of AdoMet from the enzyme.
Similarity
Belongs to the AdoMet synthase family.
Sequence
MRAYCVTSESVTEGHPDKVCDQISDGILDACLAQDPAARVAVETLVSGNTVFIAGEITTTARLDAVRTAREVIEDIGYADPALGFDSGSCFILTNLRTQSPDIDLGVSRGAELGAGDQGVLYGYACDETASLMPAPIHMAHGLSLRLAAARHGGVLPWLRPDGKTQVTVRYDGEGRPEALTSVIVSTQHDEGVDRETLVRGIIEAVIYPEVGGWLKPETRVLINPTGRFVIGGPAGDTGVTGRKLMVDTYGGCARHGGGAFSGKDSTKVDRTAAYMARYAAKNVVAAGLARRCEVALAYAIGERLPEMVSVETFGTETIDVDRLTAAVRETFPFSVSGMIAALDLRRPIFRKTAAYGHFGRENKGFQWEKTDRVDALRAVCGL