Tra or TRA may refer to:

Biology

* TRA (gene), in humans encodes the protein T-cell receptor alpha locus * Tra (gene), in ''Drosophila melanogaster'' encodes the protein female-specific protein transformer *

Tra gene Transfer genes or tra genes (also transfer operons or tra operons), are some genes necessary for non-sexual Bacterial conjugation, transfer of genetic material in both gram-positive and gram-negative bacteria. The tra locus includes the pilin gene ...

, a transfer gene *

Triple releasing agent Triple is used in several contexts to mean "threefold" or a " treble": Sports * Triple (baseball), a three-base hit * A basketball three-point field goal * A figure skating jump with three rotations * In bowling terms, three strikes in a row * In ...

or serotonin-norepinephrine-dopamine releasing agent

Organizations

* Taiwan Railways Administration, the main railway system in Taiwan * Tanzania Revenue Authority *

Telecommunications Regulatory Authority of Lebanon The Telecommunications Regulatory Authority of Lebanon is an independent public institution established by Law 431/2002 and legally mandated to liberalize, regulate, and develop telecommunications in Lebanon. The TRA effectively started operat ...

* Telecommunications Regulatory Authority (UAE) * Tennessee Regulatory Authority, for public utilities *

Theodore Roosevelt Association The Theodore Roosevelt Association (TRA) is a historical and cultural organization dedicated to honoring the life and work of Theodore Roosevelt (1858–1919), the 26th President of the United States. The group is based in Oyster Bay, New York, whe ...

TRA, Inc. TRA, Inc. (The Right Audience) is a media and marketing measurement company that matches the advertisements households receive with the products they buy. The company is based in New York City and was founded by Mark Lieberman and Bill Harvey i ...

, US ad measurement company * Trinity River Authority, Texas, US * Tripoli Rocketry Association, US

People

* Tra Hoa Bo Dê, King of Champa (in what is now southern Vietnam) 1342−1360 *

Phạm Văn Trà Phạm Văn Trà (born 19 August 1937) is a Vietnamese politician who served as Vietnam's Minister of Defense from 1997 to 2006. Phạm Văn Trà was previously Chief of the General Staff of the People's Army of Vietnam The People's Arm ...

(born 1935), Vietnamese general * Trần Văn Trà (1918–1996), North Vietnamese general * William

Tra Thomas William "Tra" Thomas III (born November 20, 1974) is an American football coach and former player who is the offensive line coach for IMG Academy. He played as an offensive tackle in the National Football League (NFL), primarily for the Phi ...

(born 1974), former US footballer

Other

tRA (baseball statistic) tRA is a baseball statistic used to measure the performance of a pitcher. Similar to FIP, tRA uses a mathematical formula to isolate the pitcher from his defense. Thus, tRA is a defense-independent pitching statistic. Unlike FIP and dERA, howe ...

* Taiwan Relations Act of the US, 1979 * Tarama Airport, IATA code *

Theory of reasoned action The theory of reasoned action (TRA or ToRA) aims to explain the relationship between attitudes and behaviors within human action. It is mainly used to predict how individuals will behave based on their pre-existing attitudes and behavioral intent ...

, a model of persuasion *

Threat and risk assessment Broadly speaking, a risk assessment is the combined effort of: # identifying and analyzing potential (future) events that may negatively impact individuals, assets, and/or the environment (i.e. hazard analysis); and # making judgments "on the ...

* Tirahi language of Afghanistan, ISO 639-3 code * Constellation

Triangulum Australe Triangulum Australe is a small constellation in the far Southern Celestial Hemisphere. Its name is Latin for "the southern triangle", which distinguishes it from Triangulum in the northern sky and is derived from the acute, almost equilatera ...

Transport Research Arena Transport Research Arena (TRA) is a conference on transport and mobility in Europe. It was initiated in 2006 and takes place every two years in a different European city. TRA is co-organised by the European Commission and supported by the Europea ...

, European conference * "Tra", a song by Bad Gyal from her 2018 album '' Worldwide Angel'' * "Tra", a song by Soto Asa featuring Bad Gyal {{disambiguation