1B may refer to:
Science and technology
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Alpha-1B adrenergic receptor
The alpha-1B adrenergic receptor (α1B-adrenoreceptor), also known as ADRA1B, is an alpha-1 adrenergic receptor, and also denotes the human gene encoding it. The crystal structure of the α1B-adrenergic receptor has been determined in complex with ...
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Arginine vasopressin receptor 1B
Vasopressin V1b receptor (V1BR) also known as vasopressin 3 receptor (VPR3) or antidiuretic hormone receptor 1B is a protein that in humans is encoded by the ''AVPR1B'' (arginine vasopressin receptor 1B) gene.
V1BR acts as a receptor for vasopres ...
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Interferon beta-1b
Interferon beta-1b is a cytokine in the interferon family used to treat the relapsing-remitting and secondary-progressive forms of multiple sclerosis (MS). It is approved for use after the first MS event. Closely related is interferon beta 1a, als ...
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Melatonin receptor 1B
Melatonin receptor 1B, also known as MTNR1B, is a protein that in humans is encoded by the ''MTNR1B'' gene.
Function
This gene encodes the MT2 protein, one of two high-affinity forms of a receptor for melatonin, the primary hormone secreted by ...
* The
ASCII hexadecimal code for the escape character
Sport
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First baseman
A first baseman, abbreviated 1B, is the player on a baseball or softball team who fields the area nearest first base, the first of four bases a baserunner must touch in succession to score a run. The first baseman is responsible for the majori ...
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Single (baseball)
In baseball, a single is the most common type of base hit, accomplished through the act of a batter safely reaching first base by hitting a fair ball (thus becoming a runner) and getting to first base before a fielder puts him out. As an except ...
Transport
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Axle arrangement
In rail transport, a wheel arrangement or wheel configuration is a system of classifying the way in which wheels are distributed under a locomotive. Several notations exist to describe the wheel assemblies of a locomotive by type, position, and c ...
on steam locomotives corresponding to a 2-4-0 wheel arrangement
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GCR Class 1B
The GCR Class 1B was a class of 2-6-4T (tank) locomotives on the Great Central Railway. They were notable as the first locomotives of the 2-6-4T (or ''Adriatic'') wheel arrangement to be used by a British standard-gauge railway; there had been ...
, a class of British 2-6-4T steam locomotive
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National Highway 1B (India, old numbering)
National Highway 1B (NH 1B) was an Indian National Highway entirely within the union territory of Jammu and Kashmir. NH 1B linked Batote with Khanbal and is long.
It has been renamed as National Highway 244.
Route
* Doda
* Kistwar
* Si ...
See also
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B1 (disambiguation)
B1, B.I, B.1 or B-1 may refer to:
Biology and chemistry
* Bradykinin receptor B1, a human protein
* Cinnamtannin B1, a condensed tannin found in cinnamon
* Combretastatin B-1, a stilbenoid found in ''Combretum sp.''
* Fumonisin B1, a toxins pr ...
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Billion
Billion is a word for a large number, and it has two distinct definitions:
*1,000,000,000, i.e. one thousand million, or (ten to the ninth power), as defined on the short scale. This is its only current meaning in English.
* 1,000,000,000,000, i.e ...
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