2A or II-A may refer to:
Roads
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List of highways numbered 2A
Science
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2A self-cleaving peptides
A, or a, is the first letter and the first vowel letter of the Latin alphabet, used in the modern English alphabet, and others worldwide. Its name in English is '' a'' (pronounced ), plural ''aes''.
It is similar in shape to the Ancient ...
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Alpha-2A adrenergic receptor
The alpha-2A adrenergic receptor (α2A adrenoceptor), also known as ADRA2A, is an α2-adrenergic receptor, and also denotes the human gene encoding it.
Receptor
α2-adrenergic receptors include 3 highly homologous subtypes: α2A, α2B, and Π...
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IARC group 2A
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Keratin 2A
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Transcription factor II A
Transcription factor TFIIA is a nuclear protein involved in the RNA polymerase II-dependent transcription of DNA. TFIIA is one of several general (basal) transcription factors ( GTFs) that are required for all transcription events that use RNA ...
Other
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Deutsche Bahn
(, ; abbreviated as DB or DB AG ) is the national railway company of Germany, and a state-owned enterprise under the control of the German government. Headquartered in the Bahntower in Berlin, it is a joint-stock company ( AG).
DB was fou ...
, IATA designator
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Second Amendment (disambiguation)
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Second Amendment to the United States Constitution
The Second Amendment (Amendment II) to the United States Constitution protects the Right to keep and bear arms in the United States, right to keep and bear arms. It was ratified on December 15, 1791, along with nine other articles of the Un ...
, that protects right to keep and bear arms
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Stalag II-A
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Telecom 2A, a satellite
* the number of the French department
Corse-du-Sud
Corse-du-Sud (; , or ; ) is (as of 2019) an administrative department of France, consisting of the southern part of the island of Corsica. The corresponding departmental territorial collectivity merged with that of Haute-Corse on 1 January ...
* a strain of the bacterium ''
Lactobacillus sakei
''Latilactobacillus sakei'' is the type species of the genus ''Latilactobacillus'' that was previously classified in the genus ''Lactobacillus''. It is homofermentative; hexoses are metabolized via glycolysis to lactic acid as main metabolite; ...
''
* 2A, a school size classification used by the
University Interscholastic League
The University Interscholastic League (UIL) is an organization that creates rules for and administers almost all athletic, musical, and academic contests for public primary and secondary schools in the U.S. state of Texas. It is the largest organ ...
in Texas, US
See also
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A2 (disambiguation)
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IIA (disambiguation)
{{Letter-NumberCombDisambig