| Role | Gene | Name | L-Citrulline (C) | |
| | | ⨯ | |
| Agmatinase (EC 3.5.3.11) | AO353_18400 | | -0.5 | |
| Agmatine deiminase (EC 3.5.3.12) | AO353_11915 | | +0.4 | |
| | AO353_28700 | | +0.4 | |
| | AO353_28730 | | +0.1 | |
| | AO353_28745 | | -0.1 | |
| Arginase (EC 3.5.3.1) | No genes | | | |
| Arginine ABC transporter, ATP-binding protein ArtP | No genes | | | |
| Arginine ABC transporter, periplasmic arginine-binding protein ArtI | No genes | | | |
| Arginine ABC transporter, periplasmic arginine-binding protein ArtJ | AO353_06030 | | +0.1 | |
| Arginine ABC transporter, permease protein ArtM | No genes | | | |
| Arginine ABC transporter, permease protein ArtQ | AO353_11990 | | -0.1 | |
| Arginine N-succinyltransferase (EC 2.3.1.109) | AO353_03015 | | -3.2 | |
| | AO353_25630 | | -4.4 | |
| | AO353_27920 | | -0.1 | |
| Arginine N-succinyltransferase, alpha subunit (EC 2.3.1.109) | AO353_03020 | | -0.4 | |
| | AO353_27915 | | +0.2 | |
| Arginine N-succinyltransferase, beta subunit (EC 2.3.1.109) | No genes | | | |
| Arginine decarboxylase (EC 4.1.1.19) | AO353_05445 | | +0.0 | |
| Arginine decarboxylase, catabolic (EC 4.1.1.19) | No genes | | | |
| Arginine deiminase (EC 3.5.3.6) | AO353_03470 | | -0.2 | |
| Arginine pathway regulatory protein ArgR, repressor of arg regulon | AO353_03035 | | -4.3 | |
| Arginine permease RocE | AO353_24825 | | -0.2 | |
| Arginine utilization protein RocB | No genes | | | |
| Arginine utilization regulatory protein RocR | No genes | | | |
| Arginine/agmatine antiporter | No genes | | | |
| Arginine/ornithine ABC transporter, ATP-binding protein AotP | AO353_03040 | | -1.4 | |
| | AO353_14675 | | -0.1 | |
| | AO353_27990 | | -0.2 | |
| Arginine/ornithine ABC transporter, periplasmic arginine/ornithine binding protein | AO353_03055 | | -2.4 | |
| | AO353_04645 | | +0.3 | |
| | AO353_27970 | | -0.0 | |
| Arginine/ornithine ABC transporter, permease protein AotM | AO353_03045 | | -1.2 | |
| Arginine/ornithine ABC transporter, permease protein AotQ | AO353_03050 | | -1.0 | |
| | AO353_27975 | | -0.1 | |
| Arginine/ornithine antiporter ArcD | AO353_03465 | | +0.0 | |
| | AO353_20050 | | -0.0 | |
| Biosynthetic arginine decarboxylase (EC 4.1.1.19) | AO353_13720 | | +0.1 | |
| Carbamate kinase (EC 2.7.2.2) | AO353_03480 | | +0.1 | |
| Delta-1-pyrroline-5-carboxylate dehydrogenase (EC 1.5.1.12) | AO353_12810 | | -0.9 | |
| Histidine ABC transporter, ATP-binding protein HisP (TC 3.A.1.3.1) | AO353_01525 | | N.D. | |
| | AO353_12000 | | -0.1 | |
| | AO353_16950 | | N.D. | |
| | AO353_17705 | | -0.1 | |
| | AO353_25645 | | -3.4 | |
| Histidine ABC transporter, histidine-binding periplasmic protein precursor HisJ (TC 3.A.1.3.1) | No genes | | | |
| Histidine ABC transporter, permease protein HisM (TC 3.A.1.3.1) | AO353_01530 | | -0.1 | |
| | AO353_16960 | | +0.2 | |
| | AO353_25650 | | -0.1 | |
| Histidine ABC transporter, permease protein HisQ (TC 3.A.1.3.1) | AO353_01535 | | +0.2 | |
| | AO353_16965 | | +0.4 | |
| | AO353_17715 | | -0.2 | |
| | AO353_25655 | | -1.0 | |
| | AO353_28140 | | -0.0 | |
| Lysine-arginine-ornithine-binding periplasmic protein precursor (TC 3.A.1.3.1) | AO353_01540 | | +0.1 | |
| | AO353_10015 | | +0.0 | |
| | AO353_11995 | | -0.0 | |
| | AO353_12320 | | +0.5 | |
| | AO353_16970 | | +0.3 | |
| | AO353_25660 | | -0.3 | |
| | AO353_28145 | | -0.3 | |
| | AO353_28165 | | -0.1 | |
| | AO353_29015 | | -0.0 | |
| N-carbamoylputrescine amidase (3.5.1.53) | AO353_11910 | | +0.4 | |
| | AO353_28740 | | +0.2 | |
| NADP-specific glutamate dehydrogenase (EC 1.4.1.4) | No genes | | | |
| Ornithine aminotransferase (EC 2.6.1.13) | No genes | | | |
| Ornithine carbamoyltransferase (EC 2.1.3.3) | AO353_03475 | | +0.1 | |
| | AO353_04155 | | +0.0 | |
| Ornithine cyclodeaminase (EC 4.3.1.12) | AO353_04630 | | +0.0 | |
| | AO353_25185 | | +1.0 | |
| Ornithine decarboxylase (EC 4.1.1.17) | AO353_05445 | | +0.0 | |
| Putrescine aminotransferase (EC 2.6.1.82) | AO353_17760 | | -0.2 | |
| Succinylarginine dihydrolase (EC 3.5.3.23) | AO353_03005 | | -4.3 | |
| Succinylglutamate desuccinylase (EC 3.5.1.96) | AO353_02995 | | -4.6 | |
| Succinylglutamic semialdehyde dehydrogenase (EC 1.2.1.71) | AO353_03010 | | -3.5 | |
| Succinylornithine transaminase (EC 2.6.1.81) | AO353_03025 | | -4.3 | |
| Transcriptional regulator ArcR essential for anaerobic expression of the ADI pathway, Crp/Fnr family | No genes | | | |
| Transcriptional regulator of catabolic arginine decarboxylase (adiA) | No genes | | | |