Protein
2-(3-amino-3-carboxypropyl)histidine synthase subunit 1
Organism
Kluyveromyces lactis (strain ATCC 8585 / CBS 2359 / DSM 70799 / NBRC 1267 / NRRL Y-1140 / WM37)
Function
Required for the first step of diphthamide biosynthesis, the transfer of 3-amino-3-carboxypropyl from S-adenosyl-L-methionine to a histidine residue. Diphthamide is a post-translational modification of histidine which occurs in elongation factor 2.
Similarity
Belongs to the DPH1/DPH2 family. DPH1 subfamily.
Sequence
MTMGEVEKKPRRRFVGIKKAAEESDPSGSTTELVKKIKPKTNIRHAINQIPPELLNDEELNAAIKLLPSNYNFEIHKTVWNIRKHKAKRVAIQMPEGLLIYSLVISDILEQFCQCEIVVMGDVSYGACCIDDYTARSLDCDFIVHYAHSCLVPIDITTIKVLYIFVTINIDETHLIKTLQKNFPRGSRIAAFGTIQFNPTIHSMKDKLLQSEEHMLYIIPPQIKPLSKGEVLGCTSERLNKEQIDAMVYVGDGRFHLESAMIHNPEIPAFRYDPYNRRFTRERYDQKQLVEVRASAIDKARSSKKVGLILGALGRQGNLATVENLETKLKASGRTVVKIILSEIFPQKLAMFDDIDAFVQVACPRLSIDWGYAFNKPLLTPYETNVMLENDRMFNEKYYPMDYYHINGYGRGKVPNHDDVTI