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Several competing models, although correctly dealing with the conformation of each individual peptide chain, gave way to the triple-helical " Madras " model, which provided an essentially correct model of the molecule's quaternary structure although this model still required some refinement .< ref > The packing structure of collagen has not been defined to the same degree outside of the fibrillar collagen types, although it has been long known to be hexagonal or quasi-hexagonal.
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Several and competing
Several competing theories have been introduced to explain the origin of modern Romanians.
Several generations of scholarly thought on revolutions have generated many competing theories and contributed much to the current understanding of this complex phenomenon.
Several of the competing exhibitions have been organized by the publicly traded US company Premier Exhibitions.
Several competing factions have claimed to be legitimate heirs to Aleister Crowley.
Several competing designs were offered, and even more were drawn up prior to reaching prototype stage.
Several competing satay hotspots have since emerged, with no one being able to lay claim to the reputation the Satay Club had at the Esplanade.
Several competing etymologies for kobold have been suggested.
Several states ( Virginia, Massachusetts, New York, and Connecticut ) then had competing claims on the territory.
Several teams are competing to break the record, including Richard Noble's Bloodhound SSC project and the North American Eagle project.
Several competing organizations have developed specifications, including the HomePlug Powerline Alliance, Universal Powerline Association and HD-PLC Alliance.
Several bus companies operate services along all or part of the corridor, competing for the large numbers of passengers who use the route.
Several competing stories tell of Kintarō's childhood.
Several Choose your Own Adventure spin-offs and many competing series were translated into other languages.
Several segments featured child contestants competing to win prizes.
Several competing technologies emerged that made use of the 902-928 MHz ISM band, such as:
Several years later, the FCC denied renewal of all RKO General's broadcast licenses ( with the exception of WOR-TV in Secaucus, N. J. which gained a permanent license by agreeing to relocate to New Jersey from New York City ) and assigned the licenses to designated competing applicants.
Several companies provide competing CA systems ; SafeAccess, VideoGuard, Irdeto Access, Nagravision, CoreTrust, Conax, Viaccess, Latens, Verimatrix, and Mediaguard ( a. k. a. SECA ) are among the most commonly used CA systems.
Several years later, American Express tries to smear Safra, after he attempts to open a competing business.
Several Jewish bankers became extremely influential, successfully competing with non-Jewish banking houses in the floating of government loans.
Several and models
Several condensed matter systems are being studied with potential applications to quantum computation, including experimental systems like quantum dots, SQUIDs, and theoretical models like the toric code and the quantum dimer model.
Several experimental treatments have shown promise in animal models.
Several three-cylinder, two-stroke-cycle models were built while most engines had straight or in-line cylinders.
* Several models of participation are possible: firstly, a model in which the employees form part of the supervisory board or of the administrative board, as the case may be ; secondly, a model in which the employees are represented by a separate body ; and finally, other models to be agreed between the management or administrative boards of the founder companies and the employees or their representatives in those companies, the level of information and consultation being the same as in the case of the second model.
Several models of " simplified English " have been suggested for teaching English as a foreign language:
Several companies were building and selling Lisp Machines in the 1980s: Symbolics ( 3600, 3640, XL1200, MacIvory and other models ), Lisp Machines Incorporated ( LMI Lambda ), Texas Instruments ( Explorer and MicroExplorer ) and Xerox ( InterLisp-D workstations ).
Several computational models of vocabulary acquisition have been proposed so far.
Several models have been proposed for understanding the activities required to manage material movements across organizational and functional boundaries.
Several models of SEM can examine any part of a semiconductor wafer, and some can tilt an object of that size to 45 °.
Several other minor refinements were made to stethoscopes, until in the early 1960s Dr. David Littmann, a Harvard Medical School professor, created a new stethoscope that was lighter than previous models and had improved acoustics.
Several economic models exist for vegetable farms: farms may grow large quantities of a few vegetables and sell them in bulk to major markets or middlemen, which requires large growing operations ; farms may produce for local customers, which requires a larger distribution effort ; farms may produce a variety of vegetables for sale through on-farm stalls, local farmer's markets, u-pick operations.
Several models, both phenomenological and analytical, have been developed to describe the energetics of Auger transitions.
Several previous unsuccessful attempts to unite the colonies were made, with proposed political models ranging from unitary, to loosely federal.
Several models for the origin of gamma-ray bursts postulated that the initial burst of gamma rays should be followed by slowly fading emission at longer wavelengths created by collisions between the burst ejecta and interstellar gas.
Several fashion models who were deemed to commercial and too curvacious were fed up with industry standard and took a different approach.
Several U. S. Navy warship models are on display, and a flight simulator for the new F-35 Lightning II is featured.
Several theoretical models have been developed to explain sensorimotor calibration in terms of synaptic plasticity within the cerebellum.
Several Peugeot models were assembled in Australia, commencing with the 203 in 1953.
Several pornographic actors and glamour models also act as fetish models.
Several boat and ship models were found in the tomb of Tutankhamen, dating to the Sixth Dynasty, and at Meketra ( 2061-2010BC ).
Several models have been created to describe coming out as a process for gay and lesbian identity development, e. g. Dank, 1971 ; Cass, 1984 ; Coleman, 1989 ; Troiden, 1989.
Several such models have been suggested.
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