(n.) An under structure; a foundation; groundwork.
Example Sentences:
(1) The substructural units, 5-14 linear and 5-14 cyclic, have been used as models for MCH-- H-Asp1-Thr-Met-Arg-Cys-Met-Val-Gly-Arg HO-Val17-Glu-Trp-Cys-Pro-Arg-Tyr-Val in 1H-nmr conformational studies.
(2) The inter-molecular similarity measure used is the number of atoms in the 3-D common substructure (CS) between the two molecules which are being compared.
(3) In normal kidneys fixed by perfusion with tannic acid and glutaraldehyde, glomerular slit diaphragms have been reported to consist of highly ordered and isoporous substructures with a zipper-like configuration.
(4) Further conformational substructures are assigned to turns (25-26%) and to "random" structures (15-16%).
(5) In contrast, the number of substructural lines within the diffraction maxima is large even for microscopically homogeneous fibers.
(6) These inhibitors retain the Phe8-His9 portion of the native substructure and employ novel phosphostatine Leu10-Val11 replacements (LVRs).
(7) In the conceptformation concerning the genesis of mental substructures, classic Psychoanalysis has much more stressed instinctual conflict conditions than psychosocial ones.
(8) The M ring is a substructure of the flagellar basal body of bacteria, which lies in the cytoplasmic membrane and is therefore close to the site where the energy of the transmembrane proton potential is converted into mechanical work of rotation of the motor.
(9) In addition to exposing the underlying filamentous substructure of the matrix, protease treatment also revealed large, straight fiber bundles and globules of amorphous material suspended in the filamentous web.
(10) They reveal that each of the experimentally identified early formed, or independently stable, substructures harbors at least one of the segments consistently predicted as having a preferred conformation by our procedure.
(11) The serous cells contained 1 of 2 morphologically distinct secretory granules of complex substructure, whereas mucous droplets were relatively simple in structure.
(12) The secretory granules of the pro-acinar cells contained speckled or rod-like substructures which stained intensively for carbohydrates and were digested by proteolytic enzymes.
(13) Clinical observations of porcelain restorations lead to the hypothesis that certain substructures tend to produce crowns with a lower than expected Value (brightness).
(14) Current-generation CT scanners enable the visualization in vivo of structures and substructures that were previously unobservable.
(15) Motivated by V. B. Mountcastle's organizational principle for neocortical function, and by M. E. Fisher's model of physical spin systems, we introduce a cooperative model of the cortical column incorporating an idealized substructure, the trion, which represents a localized group of neurons.
(16) The postulated active conformation for 1-benzyl-4-[(5,6-dimethoxy-1-oxoindan-2-yl)methyl]piperidine hydrochloride (1a), a potent AChE inhibitor, is close to the crystal structures of 1a with respect to the indanone-piperidine substructure, but differs from the crystal structures for the benzylpiperidine moiety.
(17) The domain has a globular fold which contains two Zn-nucleated substructures of distinct conformation and function.
(18) Chromium DARS coating at room temperature resulted in poor structural definition, whereas DARS at specimen temperatures of -85 degrees C and -150 degrees C, with the chromium thickness optimized for each temperature, yielded good visual detail of polyhead substructures.
(19) This complex was detected over a 100-fold range of cross-linker concentration and thus seems to represent a particularly stable viral substructure.
(20) In such preparations, the inner membrane has a substructure consisting of globular subunits.
Superstructure
Definition:
(n.) Any material structure or edifice built on something else; that which is raised on a foundation or basis
(n.) all that part of a building above the basement. Also used figuratively.
(n.) The sleepers, and fastenings, in distinction from the roadbed.
Example Sentences:
(1) The interference of the Nt binding with chromatin proteins maintaining the sub- and superstructure will be discussed.
(2) When the stapes superstructure was intact, 52% of the patients with canal-up operations had an air-bone gap of less than 20 dB.
(3) The significance of superstructural deformities on juvenile hallux valgus is discussed.
(4) Their gel electrophoretic mobilities were studied in the presence of the tetracation, spermine, since it was previously suggested, on the basis of theoretical analysis, that spermine can increase DNA bending and thus could be useful in revealing DNA superstructural features.
(5) Cluster headache and chronic paroxysmal hemicrania are assumed to be so closely related that they from a classification point of view have been grouped together under the superstructure: cluster headache syndrome.
(6) U.S.A. 79, 3423-3427) that poly(ADP-ribosyl)ation of pancreatic nucleosomes causes relaxation of the chromatin superstructure through H1 modification.
(7) Evidence has been presented to prove that cathodoluminescence (CL) studies of chromosomes and spread, Giemsa stained chromatin may lead to early detection of structural changes, such as the superstructure of heterochromatin.
(8) In the stapes the disturbance in lamellar bone formation can lead to extreme thinness, dehiscence, and nonunion of the stapedial superstructure with the footplate.
(9) Chromatin undergoes two successive transitions: the first transition is explained by a lengthening of nucleosomal chains without modification of the orientation of nucleosomes within the superstructure and the second one by the unwinding of the DNA tails and internucleosomal segments.
(10) Four ITP subfractions occurred common in the otosclerotic stapes footplate, the superstructure and the cortical bone.
(11) The technique described in this report offers the advantage of wide exposure, symmetrical approach to the superstructures of the face and orbits, the potential for resection of a large portion of the anterior cranial floor, and substantial reconstruction which is a major factor in avoiding complications.
(12) The increase of CD signal at 280 nm (from 2000 to about 4000 cm2 deg.dmole-1) in the case of sheared chromatin is not related to the loss of superstructure but to the structural changes of DNA inside the nucleosomal core which are always produced by shearing.
(13) However, in cells cotransfected with a complete infectious poliovirus cDNA, the requirement for the stem-loops in this large superstructure was reduced.
(14) The second is the body as superstructure composed of bones, muscles, and vital spots (marma-s), which supports the fluid body.
(15) In this clinical situation, the abutment teeth on either side of a four-tooth gap were not considered strong enough to support a six-unit superstructure.
(16) Asthma bronchiale, as all long-lasting diseases with unpleasant subjective complaints, has a considerable psychic superstructure.
(17) These correspond with the type of reconstruction employed such as an intact ossicular chain, absence of the malleus, absence of the superstructure of the stapes, or both.
(18) Methylation protection experiments suggest a nested head-to-tail superstructure containing two tetraplexes bonded front-to-back via G quartets formed by out-of-register guanines.
(19) However, when the stapes superstructure is intact, the difference in hearing function is not remarkable, and must be weighed against the potential for residual disease or recurrence associated with canal-up procedures.
(20) The chirality of these complexes appears dramatically different for the two LREs, suggesting that their different superstructural features give rise to different interactions with the polyamine.