| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| P30353 | Arachidonate 5-lipoxygenase-activating protein; FLAP; MK-886-binding protein; Fragment; | ALOX5AP; FLAP; | NULL | 153 | horse |
| P35747 | Serum albumin; allergen Equ c 3; | ALB; | NP_001075972.1; | 607 | horse |
| P12762 | Aldehyde dehydrogenase, mitochondrial; EC 1.2.1.3; ALDH class 2; ALDH-E2; ALDHI; | ALDH2; | NULL | 500 | horse |
| Q95182 | Major allergen Equ c 1; allergen Equ c 1; | NULL | NP_001075966.1; | 187 | horse |
| P81216 | Dander allergen Equ c 2.0101; allergen Equ c 2.0101; Fragment; | NULL | NULL | 29 | horse |
| P81217 | Dander allergen Equ c 2.0102; allergen Equ c 2.0102; Fragment; | NULL | NULL | 19 | horse |
| P27104 | Natriuretic peptides A; Prepronatriodilatin; [Cleaved into: Atrial natriuretic factor (ANF) (Atrial natriuretic peptide) (ANP)]; | NPPA; | NP_001075970.1; | 153 | horse |
| Q5VI84 | Angiogenin; EC 3.1.27.-; Ribonuclease 5; RNase 5; | ANG; RNASE5; | NP_001075368.1;XP_005602650.1; | 146 | horse |
| P01016 | Angiotensinogen; Serpin A8; Fragment; [Cleaved into: Angiotensin-1 (Angiotensin 1-10) (Angiotensin I) (Ang I); Angiotensin-2 (Angiotensin 1-8) (Angiotensin II) (Ang II); Angiotensin-3 (Angiotensin 2-8) (Angiotensin III) (Ang III) (Des-Asp[1]-angiotensin I癷?癸 | AGT; SERPINA8; | NULL | 14 | horse |
| Q8HZM6 | Annexin A1; Annexin I; Annexin-1; Calpactin II; Calpactin-2; Lipocortin I; | ANXA1; ANX1; | NP_001075336.1; | 346 | horse |
| Q5NU32 | Amine oxidase [flavin-containing] A; EC 1.4.3.4; Monoamine oxidase type A; MAO-A; | MAOA; | NP_001075301.1; | 527 | horse |
| P83704 | Apolipoprotein A-II; Apo-AII; ApoA-II; Apolipoprotein A2; | APOA2; | NULL | 76 | horse |
| P79165 | Aquaporin-2; AQP-2; ADH water channel; Aquaporin-CD; AQP-CD; Collecting duct water channel protein; WCH-CD; Water channel protein for renal collecting duct; Fragment; | AQP2; | NULL | 109 | horse |
| Q95MP2 | Agouti-signaling protein; ASP; Agouti switch protein; | ASIP; | NP_001157489.1; | 133 | horse |
| Q2QLA4 | Ankyrin repeat, SAM and basic leucine zipper domain-containing protein 1; Germ cell-specific ankyrin, SAM and basic leucine zipper domain-containing protein; | ASZ1; GASZ; | NP_001107613.1; | 475 | horse |
| P18907 | Sodium/potassium-transporting ATPase subunit alpha-1; Sodium pump subunit alpha-1; EC 3.6.3.9; Na(+)/K(+) ATPase alpha-1 subunit; | ATP1A1; | NULL | 1021 | horse |
| P48662 | ATP synthase subunit a; F-ATPase protein 6; | MT-ATP6; ATP6 ATPASE6 MTATP6; | NP_007165.1; | 226 | horse |
| P48663 | ATP synthase protein 8; A6L; F-ATPase subunit 8; | MT-ATP8; ATP8 ATPASE8 MTATP8; | NP_007164.1; | 67 | horse |
| P80720 | Carbohydrate-binding protein AWN; Seminal plasma protein HSP-7; Spermadhesin AWN; Zona pellucida-binding protein AWN; | NULL | NULL | 133 | horse |
| P30441 | Beta-2-microglobulin; | B2M; | NP_001075971.1;XP_005602651.1;XP_005602652.1; | 118 | horse |
