This is a list of genes, proteins or receptors named A1 or Alpha-1 :

• Actin, alpha 1
• Actinin, alpha 1
• Adaptor-related protein complex 2, alpha 1
• Aldehyde dehydrogenase 3 family, member A1
• Aldehyde dehydrogenase 4 family, member A1
• Aldehyde dehydrogenase 5 family, member A1
• Aldehyde dehydrogenase 6 family, member A1
• Aldehyde dehydrogenase 9 family, member A1
• Aldehyde dehydrogenase 18 family, member A1
• Aldo-keto reductase family 1, member A1
• Alpha-1-microglobulin/bikunin precursor
• Apolipoprotein A1 and ApoA-1 Milano
• ATPase, H+ transporting, lysosomal V0 subunit a1
• ATPase, Na+/K+ transporting, alpha 1
• ATP synthase, H+ transporting, mitochondrial F1 complex, alpha 1
• BCL2-related protein A1
• Butyrophilin, subfamily 1, member A1
• Butyrophilin, subfamily 3, member A1
• Capping protein (actin filament) muscle Z-line, alpha 1
• Carboxypeptidase A1
• Casein kinase 1, alpha 1
• Casein kinase 2, alpha 1
• Catenin (cadherin-associated protein), alpha 1
• Centaurin, alpha 1
• Cholinergic receptor, nicotinic, alpha 1
• Coagulation factor XIII, A1 polypeptide
• collagen, type I, alpha 1
• collagen, type II, alpha 1
• Collagen, type III, alpha 1
• Collagen, type IV, alpha 1
• Collagen, type V, alpha 1
• Collagen, type VI, alpha 1
• Collagen, type VII, alpha 1
• Collagen, type VIII, alpha 1
• Collagen, type IX, alpha 1
• Collagen, type X, alpha 1
• Collagen, type XI, alpha 1
• Collagen, type XII, alpha 1
• Collagen, type XIII, alpha 1
• Collagen, type XIV, alpha 1
• Collagen, type XV, alpha 1
• Collagen, type XVI, alpha 1
• Collagen, type XVII, alpha 1
• Collagen, type XVIII, alpha 1
• Collagen, type XIX, alpha 1
• Collagen, type XXV, alpha 1
• Collagen, type XXVII, alpha 1
• Crystallin, beta A1
• Cyclic nucleotide-gated channel alpha 1
• Cyclin A1
• Cytochrome P450, family 1, member A1
• Defensin, alpha 1
• Dystrophin-associated protein A1
• Ephrin A1
• Eukaryotic translation elongation factor 1 alpha 1
• Family with sequence similarity 13, member A1
• Family with sequence similarity 19 (chemokine (C-C motif)-like), member A1
• Gamma-aminobutyric acid (GABA) A receptor, alpha 1
• Gap junction protein, alpha 1
• GDNF family receptor alpha 1
• Glutathione S-transferase A1
• Glycine receptor, alpha 1
• Heat shock protein 90kDa alpha (cytosolic), member A1
• Hemoglobin, alpha 1
• Heterogeneous nuclear ribonucleoprotein A1
• Homeobox A1
• Immunoglobulin heavy constant alpha 1
• Importin alpha 1
• Interferon, alpha 1
• Interleukin 13 receptor, alpha 1
• Karyopherin alpha 1
• Laminin, alpha 1
• Major histocompatibility complex, class II, DP alpha 1
• Major histocompatibility complex, class II, DQ alpha 1
• Myosin light chain A1, an actin-binding protein
• NADH dehydrogenase (ubiquinone), alpha 1
• Nucleolar protein, member A1
• PCDHA4
• Phospholipase A1
• Phosphorylase kinase, alpha 1
• Plexin A1
• Polymerase (DNA directed), alpha 1
• Potassium large conductance calcium-activated channel, subfamily M, alpha 1
• Proteasome (prosome, macropain) subunit, alpha 1
• Protein kinase, AMP-activated, alpha 1
• Protein tyrosine phosphatase, receptor type, f polypeptide (PTPRF), interacting protein (liprin), alpha 1
• Protocadherin alpha 1
• Pulmonary surfactant-associated protein A1
• Pyruvate dehydrogenase (lipoamide) alpha 1
• RNA binding motif protein, Y-linked, family 1, member A1
• Replication protein A1
• S100 calcium binding protein A1
• Sec61 alpha 1
• Serum amyloid A1
• Solute carrier family 35 (CMP-sialic acid transporter), member A1
• Spectrin, alpha 1
• Sperm protein associated with the nucleus, X-linked, family member A1
• Syntrophin, alpha 1
• Transient receptor potential cation channel, member A1
• UDP glucuronosyltransferase 1 family, polypeptide A1
• Urea Transporter A1
• a gene found in the maize encoding for the dihydroflavonol 4-reductase (reducing dihydroflavonols into flavan-4-ols) in the phlobaphene metabolic pathway

proteins

• α-1-antitrypsin, an acute-phase protein in the Alpha 1-antitrypsin deficiency, a genetic disorder
• Annexin A1, a human protein
• Outer membrane phospholipase A1, a bacterial protein

receptors

• α-1-Adrenoceptor, an adrenergic receptor with the primary effect of vasoconstriction
  • Alpha-1 blocker, a variety of drugs which block α1-adrenergic receptors in arteries and smooth muscles
• Adenosine A1 receptor
• EPH receptor A1
• A1, a subfamily of rhodopsin-like receptors
• SR-A1, a type of scavenger receptors

domains

• CTA1, a portion of the cholera toxin chain

alleles

• A1, an allele in the DRD2 TaqI polymorphism that could be involved in alcoholism