3'-phospho-L-histidine 217.025238037109375 217.1199951171875 79.96633148193359375 79.98000335693359375 pros-phosphohistidine H 1 O 3 P 1 histidine-N3'-phosphate histidine-N(delta)-phosphate Phosphorylation N(pi)-phosphohistidine none histidine-1-phosphate MOD:00045 MOD_RES Pros-phosphohistidine ACT_SITE Pros-phosphohistidine intermediate Phospho N3-phosphonohistidine H 2-azanyl-3-(3-phosphono-3H-imidazol-4-yl)propanoic acid Npi-phosphorylated L-histidine C 6 H 8 N 3 O 4 P 1 A protein modification that effectively converts an L-histidine residue to pros-phospho-L-histidine (N-pi-phospho-L-histidine, 3'-phospho-L-histidine). 3'-phospho-L-histidine PSI-MOD ND1-phosphonohistidine (2S)-2-amino-3-(3-phosphono-3H-imidazol-4-yl)propanoic acid NpPHis natural phosphorylated L-histidine