1 5KJ N~5~-(N-hydroxycarbamimidoyl)-N~5~-methyl-L-ornithine 1.000 2 HAR N-omega-hydroxy-L-arginine 0.929 3 3KJ N~5~-(N-hydroxy-N-methylcarbamimidoyl)-L-ornithine 0.867 4 NMM (2s)-2-amino-5-[(N-methylcarbamimidoyl)amino]pentanoic acid 0.800 5 1KJ N~5~-(N-methoxycarbamimidoyl)-L-ornithine 0.750 6 DA2 Ng,ng-dimethyl-L-arginine 0.750 7 J9Y (2s)-2-amino-5-{[(E)-amino(methylamino)methylidene](hydroxy)azaniumyl}pentanoate 0.750 8 4VI (2z,4e)-5-carbamimidamido-2-iminopent-4-enoic acid 0.733 9 AR7 Amino{[(4s)-4-amino-5,5-dihydroxypentyl]amino}methaniminium 0.733 10 ARG Arginine 0.733 11 CIR Citrulline 0.733 12 DAR D-arginine 0.733 13 GND 2-amino-5-guanidino-pentanoic acid 0.733 14 IAR (2e)-5-[(diaminomethylidene)amino]-2-iminopentanoic acid 0.733 15 ILO N5-iminoethyl-L-ornithine 0.733 16 QMM N,N-dimethyl-L-glutamine 0.733 17 SCI L-thiocitrulline 0.733 18 0AR N-[N-[(4s)-4-azanyl-5-hydroxy-5-oxo-pentyl]carbamimidoyl]ethanamide 0.706 19 2KJ N~5~-(N-ethoxycarbamimidoyl)-L-ornithine 0.706 20 3AR N-omega-propyl-L-arginine 0.706 21 4KJ (5e)-5-[(N-methoxy-N-methylcarbamimidoyl)imino]-L-norvaline 0.706 22 ARV 5-N-allyl-arginine 0.706 23 NRG N-omega-nitro-L-arginine 0.706