S1, S01, S.I, S-1, S.1, Š-1 or S 1 may refer to:
Biology and chemistry
*
S1 nuclease
Nuclease S1 () is an endonuclease enzyme that splits single-stranded DNA (ssDNA) and RNA into oligo- or mononucleotides. This enzyme catalysis, catalyses the following chemical reaction
: Endonucleolytic cleavage to 5'-phosphomononucleotide and ...
, an enzyme that digests singled-stranded DNA and RNA
*
S1: Keep locked up, a safety phrase in chemistry
*
Primary somatosensory cortex
In neuroanatomy, the primary somatosensory cortex is located in the postcentral gyrus of the brain's parietal lobe, and is part of the somatosensory system. It was initially defined from surface stimulation studies of Wilder Penfield, and parallel ...
, also known as S1
*
Tegafur/gimeracil/oteracil, also known as S-1, a chemotherapy medication
Entertainment
*
S1 (Indian TV channel), a Hindi-language channel
*
S1 (Swiss TV channel), a German-language channel
*
S1 (producer), a hip hop producer, member of the group Strange Fruit Project
*
S1 No. 1 Style, a Japanese adult video company
*
Gibson S-1, a guitar made by the Gibson Guitar Corporation
* A member of the
S1W (group)
Public Enemy is an American hip hop group formed in Roosevelt, New York, in 1985 by Chuck D and Flavor Flav. The group rose to prominence for their political messages including subjects such as American racism and the American media. Their ...
that later became part of the music group Public Enemy.
Government
*
Bill S-1, a pro forma bill in Canadian Parliament
*
Form S-1
Form S-1 is an SEC filing used by companies planning on going public to register their securities with the U.S. Securities and Exchange Commission (SEC) as the "registration statement by the Securities Act of 1933". The S-1 contains the basic ...
, a U.S. Securities and Exchange Commission filing
*
S-1 Executive Committee, a United States government entity during World War II
*
S1 (military)
A military staff or general staff (also referred to as army staff, navy staff, or air staff within the individual services) is a group of officers, enlisted, and civilian staff who serve the commander of a division or other large militar ...
, an administrative position within military units
Technology
* ACPI S1 power state, in computing; see
*
Apple S1, integrated computer used in the Apple Watch
*
Canon PowerShot S1 IS, a 2004 3.2 megapixel digital camera
*
FinePix S1 Pro, a 2000 interchangeable lens digital single-lens reflex camera by Fujifilm
*
Nikon Coolpix S1, a digital camera
*
S1 Corporation, an American software development company
*
S1 Core, a microprocessor-core
*
S1 MP3 Player
*
Samsung Galaxy S (2010 smartphone)
*
Sendo S1, a
Sendo mobile phone model
*
Siemens S1, a
Siemens mobile phone
*
Sony BDP-S1, a first generation Blu-ray Disc (BD) Player
* S1, an
EPC in an LTE/4G network
Transportation
Routes
Austria
*
S1 (Vienna), an S-Bahn line
* S1, a line of the
Carinthia S-Bahn
* S1, a line of the
Salzburg S-Bahn
* S1, a line of the
Styria S-Bahn
* S1, a line of the
Tyrol S-Bahn
The Tyrol S-Bahn, operated by ÖBB, provides regional rail services in metropolitan Innsbruck, Austria and its hinterlands in the States of Austria, state of Tyrol; and extended rail services into Italy and Germany.
Current lines
There are eig ...
* S1, a line of the
Upper Austria S-Bahn
* S1, a line of the
Vorarlberg S-Bahn
Vorarlberg S-Bahn () is a label for regional rail services in the westernmost Austrian States of Austria, state of Vorarlberg. The S-Bahn services also connect to stations in the Germany, German town of Lindau, the Switzerland, Swiss towns of S ...
China
*
Line S1 (Beijing Subway)
*
Line S1 (Nanjing Metro)
*
Line S1 (Wenzhou Rail Transit)
*
S1 Yingbin Expressway in Shanghai
Germany
*
S1 (Berlin), an S-Bahn line
*
S1 (Dresden), an S-Bahn line
*
S1 (Munich), an S-Bahn line
*
S1 (Nuremberg), an S-Bahn line
*
S1 (Rhine-Main S-Bahn)
The S1 service of the S-Bahn Rhein-Main system bearing the KBS (German List of scheduled railway routes in Germany, scheduled railway route) number 645.1 is an important railway connection running east–west. It operates between the Hesse state ca ...
, an S-Bahn line
*
S1 (Rhine-Ruhr S-Bahn)
Line S1 is a S-Bahn line on the Rhine-Ruhr network. It is operated by DB Regio. It runs from Dortmund via Bochum and Essen to Duisburg. From there it travels south to Düsseldorf and Hilden before continuing to Solingen. It is operated on weekday ...
, an S-Bahn line
*
S1 (Stuttgart), an S-Bahn line
* S1, a
Breisgau S-Bahn line
* S1, a planned
Bremen S-Bahn
The Bremen S-Bahn () is an S-Bahn network in Germany, covering the Bremen/Oldenburg Metropolitan Region, from Bremerhaven in the north to Twistringen in the south and Bad Zwischenahn and Oldenburg (city), Oldenburg in the west. It has been in o ...
line
* S1, a
Hamburg S-Bahn
The Hamburg S-Bahn is a rapid transit railway system in the Hamburg Metropolitan Region. Together, the S-Bahn, the Hamburg U-Bahn, the AKN Eisenbahn, AKN railway and the regional railway form the backbone of railway public transport in the city ...
line
* S1, a
Hanover S-Bahn line
* S1, a
RheinNeckar S-Bahn line
* S1, a
Rostock S-Bahn line
* S1, a
Stadtbahn Karlsruhe line
Italy
* S1a, a
Bologna metropolitan railway service
* S1b, a
Bologna metropolitan railway service
*
Line S1 (Milan suburban railway service)
Switzerland
*
S1 (Bern S-Bahn), an S-Bahn line in the canton of Bern
*
S1 (RER Vaud), an S-Bahn line in the canton of Vaud
*
S1 (St. Gallen S-Bahn), an S-Bahn line in the cantons of Schaffhausen, St. Gallen, Thurgau and Zurich
*
S1 (ZVV), now subsumed by S24, a Zurich S-Bahn line
* S1, a line of the
Basel S-Bahn
The Basel S-Bahn (, ) has provided an S-Bahn-style rail service connecting the Basel metropolitan area since 1997 in Switzerland, Germany and France. It consists of eight suburban train lines, including four that operate across borders.
The S-Ba ...
* S1, a line of the
Chur S-Bahn
* S1, a line of the
Lucerne S-Bahn
The Lucerne S-Bahn () is an S-Bahn-style commuter rail network focusing on Lucerne in Central Switzerland.
Opened on 12 December 2004, the network forms part of the Central Switzerland S-Bahn project (), which also includes the Zug Stadtbahn (). ...
* S1, a line of the
Zug Stadtbahn
The Zug Stadtbahn () is an S-Bahn-style commuter rail network centred on Zug, Switzerland.
Opened on 12 December 2004, the network forms part of the Central Switzerland S-Bahn project (), which also includes the Lucerne S-Bahn ().
Lines
, the n ...
United States
*
County Route S1 (California)
There are 34 routes assigned to the "S" zone of the California Route Marker Program, which designates county routes in California. The "S" zone includes county highways in Imperial County, California, Imperial, Orange County, California, Orange ...
*
S1 (Long Island bus)
Other countries
*
S-1 Strategic Highway, Pakistan
*
Expressway S1 (Poland)
*
FGC line S1, a suburban train line in Barcelona Province
*
Stagecoach Gold bus route S1, in Oxfordshire, England, UK
Vehicles
Aircraft
*
Blackburn Buccaneer S.1 jet naval strike aircraft
*
Focke-Wulf S 1, a German
Focke-Wulf aircraft
Focke-Wulf Flugzeugbau AG () was a German manufacturer of civil and military aircraft before and during World War II. Many of the company's successful fighter aircraft designs were slight modifications of the Focke-Wulf Fw 190. It is one of the ...
*
Fokker S.I, a 1919 Dutch primary trainer aircraft
*
Hopfner S-1, a
Hopfner aircraft
*
Letov S-1, a 1920 Czechoslovak surveillance aircraft
*
Loening S-1, a United States Army Air Service seaplane
*
Loughead S-1 Sport 1920 US biplane
*
Martinsyde S.1, a 1914 British biplane aircraft
*
Pantsir-S1, a Russian anti-aircraft system
*
Pitts S-1 aerobatic biplane
*
S-1 Loening, a United States Army Air Service seaplane
*
SSBS S1, a French experimental rocket
*
Swift S-1, a 1991 Polish single seat aerobatic glider
Cars
*
AS S1, a 1927 car manufactured in Poland
*
Audi S1, performance variant of Audi A1
*
Invicta S1, a 2004 sports car
*
Leapmotor S01, an all-electric car
*
S1 Scout Car, an armoured car built in Australia during the Second World War
*
Superformance S1 Roadster, a Lotus Seven Type replicar produced in South Africa 2001–2004
*
Saleen S1, an American sports car
Other vehicles
*
Alco S-1
The ALCO S-1 and S-3 were diesel-electric locomotive, diesel-electric switcher locomotives produced by American Locomotive Company, ALCO and their Canadian subsidiary Montreal Locomotive Works (MLW). The two locomotives differed only in bogie, ...
, a locomotive
*
PRR S1
The PRR S1 class steam locomotive (nicknamed "The Big Engine") was a single experimental duplex locomotive of the Pennsylvania Railroad. It was designed to demonstrate the advantages of duplex drives espoused by Baldwin Chief Engineer Ralph P. ...
, a duplex locomotive developed by the Pennsylvania Railroad
*
LNER Class S1, a class of British steam locomotives
*
NER Class S1, a class of British steam locomotives
*
USS S-1 (SS-105), a 1918 United States Navy experimental submarine
Other uses
*
S1 (classification), a disability swimming classification
*
S postcode area
The S postcode area, also known as the Sheffield postcode area, is a group of postcode districts in England, which are subdivisions of eight post towns. These cover most of South Yorkshire (including Sheffield, Barnsley, Rotherham and Mexborough ...
covering Sheffield City Centre
* in human anatomy:
:* the first
sacral vertebra
:* the
of the vertebral column
:* the primary
somatosensory cortex
The somatosensory system, or somatic sensory system is a subset of the sensory nervous system. The main functions of the somatosensory system are the perception of external stimuli, the perception of internal stimuli, and the regulation of bod ...
in the brain
* ''Senior 1'', the
First Year in the Scottish secondary education system
*
Season (television) or series one
*
Comet Ikeya-Seki
A comet is an icy, small Solar System body that warms and begins to release gases when passing close to the Sun, a process called outgassing. This produces an extended, gravitationally unbound atmosphere or coma surrounding the nucleus, and ...
, ''C/1965 S1''
*
Upplands regemente (signal), a 1902 Signal Regiment of the Swedish Armed Forces
With superscripts and subscripts
S
1 may refer to :
*
S1 (heart sound), a heart sound in cardiac auscultation
S
1 may refer to :
*
S1, the
n-sphere
In mathematics, an -sphere or hypersphere is an - dimensional generalization of the -dimensional circle and -dimensional sphere to any non-negative integer .
The circle is considered 1-dimensional and the sphere 2-dimensional because a point ...
in two dimensions i.e. a circle
*
Inverse second
The inverse second or reciprocal second (s−1), also called ''per second'', is a unit of measurement, unit defined as the multiplicative inverse of the second (a unit of time). It is applicable for physical quantities of dimension (physics), dime ...
(s
−1), a unit of frequency
S01
S01 may refer to :
*
Akai S01, an
Akai synthesizer
*
ATC code S01 ''Ophthalmologicals'', a subgroup of the Anatomical Therapeutic Chemical Classification System
*
HMS ''Porpoise'' (S01), a 1956 Porpoise-class submarine of the Royal Navy
*
MULTI-S01, an encryption algorithm based on a pseudorandom number generator
See also
*
1S (disambiguation)
{{Letter-Number Combination Disambiguation