| TPM2 | 
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| Identifiers | 
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| Aliases | TPM2, AMCD1, DA1, DA2B, HEL-S-273, NEM4, TMSB, tropomyosin 2 (beta), tropomyosin 2, DA2B4 | 
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| External IDs | OMIM: 190990; MGI: 98810; HomoloGene: 134045; GeneCards: TPM2; OMA:TPM2 - orthologs | 
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| | Gene location (Mouse) | 
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 |  |  | Chr. | Chromosome 4 (mouse) | 
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 |  |  | Band | 4|4 A5 | Start | 43,514,711 bp | 
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 | End | 43,523,765 bp | 
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| | RNA expression pattern | 
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 | Bgee | | Human | Mouse (ortholog) | 
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 | | Top expressed in |  | saphenous vein
 popliteal artery
 tibial arteries
 Skeletal muscle tissue of rectus abdominis
 muscle of thigh
 gastric mucosa
 right coronary artery
 ascending aorta
 Skeletal muscle tissue of biceps brachii
 Descending thoracic aorta
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 | | Top expressed in |  | intercostal muscle
 tunica media of zone of aorta
 ascending aorta
 ankle
 sternocleidomastoid muscle
 soleus muscle
 muscle of thigh
 temporal muscle
 digastric muscle
 triceps brachii muscle
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 |  | More reference expression data | 
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 | BioGPS |  | 
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| Wikidata | 
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β-Tropomyosin, also known as tropomyosin beta chain is a protein that in humans is encoded by the TPM2 gene. β-tropomyosin is striated muscle-specific coiled coil dimer that functions to stabilize actin filaments and regulate muscle contraction.