SP3 may refer to:
* sp
3 hybrids, a type of
orbital hybridisation
*
Sp3 transcription factor
Sp3 transcription factor, also known as SP3, refers to both a protein and the gene it is encoded by.
This gene belongs to a family of Sp1 related genes that encode transcription factors that regulate transcription by binding to consensus GC- and ...
, a protein and the gene which encodes it
*
Savoia-Pomilio SP.3
The Savoia-Pomilio SP.3 was a reconnaissance and bomber aircraft built in Italy during the First World War.Taylor 1989, p.793
Development
The SP.3 was a further development of the family of designs that had started with the SP.1. Ultimately al ...
, a reconnaissance and bomber aircraft built in Italy
* , an armed motorboat
* 1971 SP3 or
3922 Heather
39 may refer to:
* 39 (number), the natural number following 38 and preceding 40
* one of the years:
** 39 BC
** AD 39
** 1939
** 2039
* ''39'' (album), a 2000 studio album by Mikuni Shimokawa
* "'39", a 1975 song by Queen
* "Thirty Nine", a song ...
, a main-belt asteroid discovered on September 26, 1971
* 1984 SP3 or
3155 Lee, a main-belt asteroid discovered on September 28, 1984
* SP3,
a model of steam toy made by British manufacturer Mamod
*
Service pack 3
In computing, a service pack comprises a collection of updates, fixes, or enhancements to a computer program, software program delivered in the form of a single installable package. Companies often release a service pack when the number of individ ...
, for computer software
*
Socket SP3
Socket SP3 is a zero insertion force land grid array CPU socket designed by AMD supporting its Zen-, Zen 2- and Zen 3-based Epyc server processors, launched on June 20, 2017. Because the socket is the same size as Socket TR4, and Socket sTRX4 ...
, a CPU socket for AMD processors
* SP3, a sink in the
Sima Pumacocha
Sima Pumacocha (possibly from Spanish ''sima'' deep and dark cavern/abyss, Quechua ''puma'' cougar, puma, ''qucha'' lake) is a limestone cave located in the Lima Region, Yauyos Province, Laraos District, in central Peru near the village of Laraos, ...
, a cave in Peru
*
Surface Pro 3
The Surface Pro 3 is the third-generation Surface-series 2-in-1 detachable, designed, developed, marketed, and produced by Microsoft. It originally ran the Windows 8.1 Pro operating system (OS), but the optional upgrade to Windows 10 Pro (OS) ...
, a 2-in-1 personal computer by Microsoft
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