Two alternate servers are available for training events and beta testing the next version respectively.

Two antiparallel beta strands connected by a tight turn of a few amino acids between them.

Two common folding patterns seen in proteins are the alpha helix and beta sheets.

Two anomers are designated alpha ( α ) or beta ( β ), according to the configurational relationship between the anomeric centre and the anomeric reference atom, hence they are relative stereodescriptors.

Two main types of secondary structure, the alpha helix and the beta strand or beta sheets, were suggested in 1951 by Linus Pauling and coworkers.

Two subtypes of this antigen are known: beta Ls ( a ) which carries the Ge3 epitope and gamma Ls ( a ) which carries both the Ge2 and Ge3 epitopes.

Two of the most valuable drug treatments for essential tremor are propranolol, a beta blocker, and primidone, an anticonvulsant.

Two additional acyl chains are often attached to the beta hydroxy group.

Two of the nuclides ( and ) from the list above can decay also via single beta decay but this decay is extremely suppressed and has never been observed.

Two of these have been found to be radioactive: < sup > 128 </ sup > Te and < sup > 130 </ sup > Te undergo double beta decay with half-lives of, respectively, 2. 2 × 10 < sup > 24 </ sup > ( 2. 2 septillion ) years ( the longest half-life of all nuclides proven to be radioactive ) and 7. 9 × 10 < sup > 20 </ sup > ( 790 quintillion ) years.

Two sources of nitrogen-15 are the positron emission of oxygen-15 and the beta decay of carbon-15.

Two related strands of research on altruism have emerged from traditional evolutionary analyses and from game theory.

Two strands of this argument exist: one when patents held by one country form part of a system of exploitable relative advantage in trade negotiations against another, and a second where adhering to a worldwide system of patents confers " good citizenship " status despite ' de facto protectionism '.

* Simul rappelling — Two separate rappellers on the two strands of the rope running through the anchors.

The brand is also used for the broadcast of children's programmes on BBC One ( weekday afternoons ) and BBC Two ( mornings, daily ), although these strands are to be phased out by the end of 2012, as part of the BBC's " Delivering Quality First " cost-cutting initiative.

Two regular strands involved a series of different women making dating agency videos about their general likes and dislikes, and a musical parody that would close the show.

Two important strands of fictionalism are modal fictionalism developed by Gideon Rosen, which states that possible worlds, regardless of whether they exist or not, may be a part of a useful discourse, and mathematical fictionalism advocated by Hartry Field, which states that talk of numbers and other mathematical objects is nothing more than a convenience for doing science.

Two men murmured with their heads together at the end of the bar, while the sleek-headed bartender absently polished a glass.

Two thieves are crucified with Christ, one saved and the other damned.

Daniel Baker deluged his `` Unckle Quyne '' with requests to pay money for him to drapers in Watling Street and at the Two Cats in Canning Street.

Two or three times, C. C. Burlingham came to lunch with us in Weston, that wonderful man who lived to be more than a hundred years old and whose birthplace had been my Wall Street suburb.

Volumes One and Two, selected from the sound tracks of a television series, contain `` conversations with the elder wise men of our day ''.

Two other states provide vehicles, but only with legislative approval.

Two of the fluids showed a high-positive normal pressure when undergoing shear, and two showed small negative pressures which were negligible in comparison with the amount of the positive pressures generated by the other two.

Two absorptions of Af with ethyl acetate or two absorptions of Af ( which had been passed through Dowex-2-chloride ), NS and Af with crown gall tissue powder, or mouse liver powder did not further improve the specificity of staining.

Two companies now had headquarters with Clark J. Wait, who by then had his own drugstore at Factory Point -- the `` Northern Union Telegraph Company '' and the `` Western Union ''.

Two millions were added to what had been set aside for it in Mrs. Meeker's lifetime, and the proviso made that as long as Brian Thayer continued to discharge his duties as administrator of the fund to the satisfaction of the board of trustees ( hereinafter appointed by the bank administering the estate ) he was to be retained in his present capacity at a salary commensurate with the increased responsibilities enlargement of the fund would entail.

The Plus Two remain at a fixed position with drums and guitar but the quartet covers the stage with a batch of instruments ranging from tuba to tambourine, and the beat is solid.

Two late Sonatas, Op. 110 and 111, were played with similar insight, the disarming simplicities of the Op. 111 Adagio made plain without ever becoming obvious.

* Abroad with Two Yanks ( 1944 )

Two other reasons for this title are that he would support his aged father-in-law with his hand at Senate meetings, and that he had saved those men that Hadrian, during his period of ill-health, had condemned to death.

Two diagonally-crossed silver swords with golden handles rest on top.

Two of the five Albertosaurus sarcophagus specimens with humeri in 1970 were reported by Dale Russel as having pathological damage to them.

Two pieces of amber may be united by smearing the surfaces with linseed oil, heating them, and then pressing them together while hot.

Writer James Russell Lowell referred to Alcott in his poem " Studies for Two Heads " as " an angel with clipped wings ".

Two aspects of this attitude deserve to be mentioned: 1 ) he did not only study science from books, as other academics did in his day, but actually observed and experimented with nature ( the rumours starting by those who did not understand this are probably at the source of Albert's supposed connections with alchemy and witchcraft ), 2 ) he took from Aristotle the view that scientific method had to be appropriate to the objects of the scientific discipline at hand ( in discussions with Roger Bacon, who, like many 20th century academics, thought that all science should be based on mathematics ).

Two small sanctuaries, with terracotta votive offerings of Graeco-Phoenician age, lie not far off, but the location of the great shrines of Adonis and Aphrodite have not been identified ( M. Ohnefalsch-Richter, Kypros, i. ch. 1 ).

Records from the early 19th century survive to this day describing the distinct dialect that had surfaced in the colonies since first settlement in 1788, with Peter Miller Cunningham's 1827 book Two Years in New South Wales, describing the distinctive accent and vocabulary of the native born colonists, different from that of their parents and with a strong London influence.

Two transport systems evolved in the early video machines, known as the alpha wrap and the omega wrap.

* Two new Free Software Kolab sync connectors for Android and Outlook were announced and their first alpha releases published.

Two randomized controlled trials show reduction in gas by subjects taking oral alpha galactosidase.