1 2KJ N~5~-(N-ethoxycarbamimidoyl)-L-ornithine 1.000 2 1KJ N~5~-(N-methoxycarbamimidoyl)-L-ornithine 0.933 3 6KJ (5e)-5-[(N-tert-butoxycarbamimidoyl)imino]-L-norvaline 0.882 4 4KJ (5e)-5-[(N-methoxy-N-methylcarbamimidoyl)imino]-L-norvaline 0.875 5 HAR N-omega-hydroxy-L-arginine 0.750 6 NMM (2s)-2-amino-5-[(N-methylcarbamimidoyl)amino]pentanoic acid 0.750 7 3KJ N~5~-(N-hydroxy-N-methylcarbamimidoyl)-L-ornithine 0.706 8 5KJ N~5~-(N-hydroxycarbamimidoyl)-N~5~-methyl-L-ornithine 0.706 9 DA2 Ng,ng-dimethyl-L-arginine 0.706 10 J9Y (2s)-2-amino-5-{[(E)-amino(methylamino)methylidene](hydroxy)azaniumyl}pentanoate 0.706