U6 or U-6 may refer to: * German submarine ''U-6'', one of several German submarines * U6, a railway line on several

underground railway The Underground Railroad was an organized network of secret routes and safe houses used by freedom seekers to escape to the abolitionist Northern United States and Eastern Canada. Enslaved Africans and African Americans escaped from slavery ...

systems: ** U6 U-Bahn line, a line on the

Berlin U-Bahn The Berlin U-Bahn (; short for , "underground railway") is a rapid transit system in Berlin, the capital and largest city of Germany, and a major part of the city's public transport system. Together with the Berlin S-Bahn, S-Bahn, a network of ...

** U6, a line on the

Frankfurt U-Bahn The Frankfurt U-Bahn is a Stadtbahn ( premetro) system serving Frankfurt, Germany. Together with the Rhine-Main S-Bahn and the tram network, it forms the backbone of the public transport system in Frankfurt. Its name derives from the German te ...

** U6, a line on the

Munich U-Bahn The Munich U-Bahn () is an Railway electrification system, electric rail Rapid transit, rapid transit network in Munich, Germany. The system began operation in 1971, and is operated by the municipally owned Münchner Verkehrsgesellschaft (MVG; Mun ...

** U6, of the

Vienna U-Bahn The Vienna U-Bahn () is a rapid transit system serving Vienna, Austria. The five-line network consists of of route, serving 109 stations. 459.8 million passengers rode the U-Bahn in 2019. The modern-day U-Bahn opened on 25 February 1978, after ...

system. * The IATA airline designator code for

Ural Airlines Ural Airlines (, ''Ural’skiye avialinii'') is an airline based in Yekaterinburg, Sverdlovsk Oblast, Russia, that operates scheduled and chartered domestic and international flights out of Koltsovo International Airport. In 2018, the company t ...

* British NVC community U6, ''Juncus squarrosus'' – ''Festuca ovina'' grassland, one of the calcifugous grassland communities of the British National Vegetation Classification * ''

Ultima VI ''Ultima VI: The False Prophet'', released by Origin Systems in 1990, is the sixth part in the role-playing video game series of '' Ultima''. It is the third and final game in the "Age of Enlightenment" trilogy. ''Ultima VI'' sees the player ret ...

'', a computer role-playing game * U6, a U.S. unemployment statistic - see Unemployment#United States Bureau of Labor statistics * U6 promoter, a gene playing an important role in the synthesis of

shRNA A short hairpin RNA or small hairpin RNA (shRNA/Hairpin Vector) is an artificial RNA molecule with a tight hairpin turn that can be used to silence target gene expression via RNA interference (RNAi). Expression of shRNA in cells is typically acc ...

Haplogroup U6 Haplogroup U is a human mitochondrial DNA haplogroup (mtDNA). The clade arose from haplogroup R, likely during the early Upper Paleolithic. Its various subclades (labelled U1–U9, diverging over the course of the Upper Paleolithic) are foun ...

U6 spliceosomal RNA U6 snRNA is the non-coding small nuclear RNA (snRNA) component of U6 snRNP (''small nuclear ribonucleoprotein''), an RNA-protein complex that combines with other snRNPs, unmodified pre-mRNA, and various other proteins to assemble a spliceosome, ...

, a small nuclear RNA component of the spliceosome * US military designation for the

DHC-2 Beaver The de Havilland Canada DHC-2 Beaver is a single-engined high-wing Propeller (aircraft), propeller-driven STOL, short takeoff and landing (STOL) aircraft developed and manufactured by de Havilland Canada. It has been primarily operated as a b ...

aircraft *

Miss Madison ''Miss Madison'' is an H1 Unlimited hydroplane team. It is the only community-owned Unlimited hydroplane in the world. It is based out of Madison, Indiana, a small town of 12,000 residents on the Ohio River which annually hosts the Madison Rega ...

, an Unlimited Hydroplane boat that carries the

American Power Boat Association The American Power Boat Association (APBA) is an American membership-owned corporation. In 1903, New York's Columbia Yacht Club had formulated a constitution for what ultimately became the APBA. It is the United States sanctioning authority for the ...

entrant number U-6. *

Upper sixth Upper may refer to: * Shoe upper or ''vamp'', the part of a shoe on the top of the foot * Stimulant, drugs which induce temporary improvements in either mental or physical function or both * ''Upper'', the original film title for the 2013 found fo ...

(grade 13) in British secondary education

See also