preferred_name: 2-[(3S)-amino-3-carboxypropyl]-L-histidyl-[translation elongation factor 2] + S-adenosyl-L-methionine <=> 2-[(3S)-3-carboxy-3-(methylamino)propyl]-L-histidyl-[translation elongation factor 2] + S-adenosyl-L-homocysteine + H(+)
preferred_name_lc: 2-[(3s)-amino-3-carboxypropyl]-l-histidyl-[translation elongation factor 2] + s-adenosyl-l-methionine <=> 2-[(3s)-3-carboxy-3-(methylamino)propyl]-l-histidyl-[translation elongation factor 2] + s-adenosyl-l-homocysteine + h(+)
label: 2-[(3S)-amino-3-carboxypropyl]-L-histidyl-[translation elongation factor 2] + S-adenosyl-L-methionine <=> 2-[(3S)-3-carboxy-3-(methylamino)propyl]-L-histidyl-[translation elongation factor 2] + S-adenosyl-L-homocysteine + H(+)
label_lc: 2-[(3s)-amino-3-carboxypropyl]-l-histidyl-[translation elongation factor 2] + s-adenosyl-l-methionine <=> 2-[(3s)-3-carboxy-3-(methylamino)propyl]-l-histidyl-[translation elongation factor 2] + s-adenosyl-l-homocysteine + h(+)