| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| Q3MHJ2 | Macrophage erythroblast attacher; | MAEA; | NP_001029587.1; | 434 | cow |
| Q32KV2 | Protein maelstrom homolog; | MAEL; | NP_001033282.1; | 420 | cow |
| A5D9C6 | Repressor of RNA polymerase III transcription MAF1 homolog; | MAF1; | XP_005215224.1;XP_005215225.1; | 260 | cow |
| A7YY73 | Transcription factor MafF; V-maf musculoaponeurotic fibrosarcoma oncogene homolog F; | MAFF; | NP_001096770.1; | 172 | cow |
| A5PJV0 | Transcription factor MafG; V-maf musculoaponeurotic fibrosarcoma oncogene homolog G; | MAFG; | NP_001092450.1;XP_005221100.1;XP_005221101.1;XP_005221102.1; | 162 | cow |
| A7Z017 | Transcription factor Maf; Proto-oncogene c-Maf; V-maf musculoaponeurotic fibrosarcoma oncogene homolog; | MAF; | NP_001099107.1; | 377 | cow |
| A6QLI5 | Melanoma-associated antigen D4; MAGE-D4 antigen; | MAGED4; | NP_001096781.1; | 740 | cow |
| Q1RML7 | Protein MAK16 homolog; | MAK16; | NP_001068638.1; | 298 | cow |
| A2VE13 | Protein MAL2; | MAL2; | NP_001075188.1; | 176 | cow |
| Q3ZBY0 | Myelin and lymphocyte protein; | MAL; | NP_001068896.1; | 153 | cow |
| A5D7F6 | Mastermind-like protein 2; Mam-2; | MAML2; | NP_001091519.1; | 1128 | cow |
| Q29444 | Beta-mannosidase; EC 3.2.1.25; Lysosomal beta A mannosidase; Mannanase; Mannase; | MANBA; | NP_776812.1; | 879 | cow |
| P80513 | Mesencephalic astrocyte-derived neurotrophic factor; Arginine-rich protein; Protein ARMET; | MANF; ARMET ARP; | NP_001094681.1; | 179 | cow |
| A3KMW7 | Microtubule-associated protein 10; Microtubule regulator of 120 KDa; | MAP10; | NP_001091617.1; | 912 | cow |
| A6QQ70 | Microtubule-associated protein 1S; MAP-1S; [Cleaved into: MAP1S heavy chain; MAP1S light chain]; | MAP1S; | NP_001095584.1; | 1066 | cow |
| A6QLA4 | Methionine aminopeptidase 1; MAP 1; MetAP 1; EC 3.4.11.18; Peptidase M 1; | METAP1; | NP_001095507.1; | 386 | cow |
| Q3ZC89 | Methionine aminopeptidase 2; MAP 2; MetAP 2; EC 3.4.11.18; Initiation factor 2-associated 67 kDa glycoprotein; p67; p67eIF2; Peptidase M; | METAP2; | NP_001035583.1; | 477 | cow |
| P36225 | Microtubule-associated protein 4; MAP-4; Microtubule-associated protein U; MAP-U; | MAP4; | NP_776530.1; | 1072 | cow |
| Q3SYZ2 | MAP kinase-activated protein kinase 3; MAPK-activated protein kinase 3; MAPKAP kinase 3; MAPKAP-K3; MAPKAPK-3; MK-3; EC 2.7.11.1; | MAPKAPK3; | NP_001029951.1;XP_005222977.1; | 384 | cow |
| Q1LZH1 | Mitochondrial amidoxime reducing component 2; mARC2; EC 1.-.-.-; Molybdenum cofactor sulfurase C-terminal domain-containing protein 2; MOSC domain-containing protein 2; Moco sulfurase C-terminal domain-containing protein 2; | MARC2; MOSC2; | NP_001069848.1; | 336 | cow |
