MR1 or MR-1 may refer to:
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Bristol M.R.1
The Bristol M.R.1 was an experimental biplane with an aluminium monocoque fuselage and metal wings, produced by Bristol during the First World War. Two were built to government order.
Development
Early in the development of powered flight, some ...
, an experimental biplane
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HAWAII MR1
The HAWAII MR1 is a seafloor imaging system developed by the Hawaii Mapping Research Group (HMRG) in 1991. HAWAII MR1 is short for HIGP (Hawaii Institute of Geophysics and Planetology) Acoustic Wide Angle Imaging Instrument, Mapping Researcher 1. T ...
, a sea floor imaging system
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Major histocompatibility complex, class I-related
Major histocompatibility complex class I-related gene protein (MR1) is a non-classical MHC class I protein, that binds vitamine metabolites (intermediates of riboflavin synthesis) produced in certain types of bacteria. MR1 interacts with mucosal ...
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Mercury-Redstone 1
Mercury-Redstone 1 (MR-1) was the first Mercury-Redstone uncrewed flight test in Project Mercury and the first attempt to launch a Mercury spacecraft with the Mercury-Redstone Launch Vehicle. Intended to be an uncrewed sub-orbital spaceflight, it ...
, an unsuccessful unmanned American space mission
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PNKD, or myofibrillogenesis regulator 1
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Shewanella oneidensis MR-1, a bacterium
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Hadoop architecture Map/Reduce version 1
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