| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| Q58DL1 | Arginase-2, mitochondrial; EC 3.5.3.1; Type II arginase; | ARG2; | NP_001017942.1; | 354 | cow |
| Q2TA42 | Arginine and glutamate-rich protein 1; | ARGLU1; | NP_001033279.1; | 273 | cow |
| Q58DL7 | Rho guanine nucleotide exchange factor 9; Collybistin; Rac/Cdc42 guanine nucleotide exchange factor 9; | ARHGEF9; | NP_001030495.1; | 561 | cow |
| Q3ZBM1 | [Protein ADP-ribosylarginine] hydrolase-like protein 1; EC 3.2.-.-; ADP-ribosylhydrolase 2; | ADPRHL1; ARH2; | NP_001029706.1; | 354 | cow |
| Q3SYV9 | Poly(ADP-ribose) glycohydrolase ARH3; EC 3.2.1.143; ADP-ribosylhydrolase 3; [Protein ADP-ribosylarginine] hydrolase-like protein 2; | ADPRHL2; ARH3; | NP_001030417.1; | 365 | cow |
| A2VEA3 | E3 ubiquitin-protein ligase ARIH1; EC 6.3.2.-; Protein ariadne-1 homolog; ARI-1; | ARIH1; | NP_001075183.1; | 555 | cow |
| Q3SWY1 | AT-rich interactive domain-containing protein 5A; ARID domain-containing protein 5A; | ARID5A; | NP_001030426.1; | 592 | cow |
| E1BLP6 | AT-rich interactive domain-containing protein 5B; ARID domain-containing protein 5B; | ARID5B; | NULL | 1173 | cow |
| Q58DI9 | ADP-ribosylation factor-like protein 11; | ARL11; | NULL | 182 | cow |
| Q5EA19 | ADP-ribosylation factor-like protein 15; | ARL15; | NP_001014943.1;XP_005221580.1; | 202 | cow |
| Q2YDM1 | ADP-ribosylation factor-like protein 1; | ARL1; | NP_001039694.1; | 181 | cow |
| Q2TA37 | ADP-ribosylation factor-like protein 2; | ARL2; | NP_001033168.1; | 184 | cow |
| Q2TBW6 | ADP-ribosylation factor-like protein 3; | ARL3; | NP_001033656.1;XP_005225651.1; | 182 | cow |
| Q3T0M9 | ADP-ribosylation factor-like protein 4A; | ARL4A; | NP_001070453.1;XP_005205270.1;XP_005205271.1;XP_005205272.1;XP_005205273.1; | 200 | cow |
| Q0VC18 | ADP-ribosylation factor-like protein 4D; | ARL4D; | NP_001069603.1; | 200 | cow |
| Q2KJ96 | ADP-ribosylation factor-like protein 5A; | ARL5A; | NP_001039710.1; | 179 | cow |
| Q0IIM2 | ADP-ribosylation factor-like protein 6; | ARL6; | NP_001069250.1; | 186 | cow |
| Q2KI07 | ADP-ribosylation factor-like protein 8B; | ARL8B; | NP_001039536.1; | 186 | cow |
| Q3SZJ0 | Argininosuccinate lyase; ASAL; EC 4.3.2.1; Arginosuccinase; | ASL; | NP_001029600.1; | 473 | cow |
| Q3ZBE1 | Armadillo repeat-containing protein 1; | ARMC1; | NP_001015594.2; | 282 | cow |
