What's the difference between atom and interatomic?

Atom


Definition:

  • (n.) An ultimate indivisible particle of matter.
  • (n.) An ultimate particle of matter not necessarily indivisible; a molecule.
  • (n.) A constituent particle of matter, or a molecule supposed to be made up of subordinate particles.
  • (n.) The smallest particle of matter that can enter into combination; one of the elementary constituents of a molecule.
  • (n.) Anything extremely small; a particle; a whit.
  • (v. t.) To reduce to atoms.

Example Sentences:

  • (1) It has been conformed that catalase from bovine liver eliminates only the pro R hydrogen atom from ethanol.
  • (2) The results demonstrated that K2PtCl4 was bound to a greater degree than CDDP in this system with 3-5 and 1-2 platinum atoms respectively, bound per transferrin molecule.
  • (3) Richard Bull Woodbridge, Suffolk • Why does Britain need Chinese money to build a new atomic generator ( Letters , 20 October)?
  • (4) The bond distances of Cu to Cl(1), Cl(2), N(3) and N(3') atoms are 2.299 (1), 2.267 (1), 1.985 (4) and 1.996 (3) A, respectively.
  • (5) The common atoms of the [3Fe-4S] and [4Fe-4S] cores agree within 0.1 A; the three common cysteinyl S gamma ligand atoms agree within 0.25 A.
  • (6) This result was confirmed by atomic absorption spectroscopy, which indicated a stoicheiometry for copper and manganese of approx.
  • (7) 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.
  • (8) The risks are determined, mainly by expert committees, from the steadily growing information on exposed human populations, especially the survivors of the atomic bombs dropped in Japan in 1945.
  • (9) All N and O atoms except N(3) and O(4') participate in a three-dimensional hydrogen-bonding system.
  • (10) This suggestion is supported by EPR studies, which show that the iron atoms in Fe(III)L-globin are in two low electronic states.
  • (11) The molar refractivity has been shown to be a superior parameter for the description of the activity of sulphonamides than the sum of electronegativities of atoms making up a heterocyclic substituent in the sulphonamide molecule and molecular weight of the substituent.
  • (12) Binding to HSA occurs primarily with the imidazolidine and thiazolidine groups of levamisole as it has been demonstrated by selective changes in the relaxation times and the chemical shifts of the protons attached to the carbon atoms.
  • (13) Each repeat unit contains thirty amino acids and is thought to bind a zinc atom using two cysteines and two histidines as ligands.
  • (14) NADP+ bound at the C8 atom in the adenine moiety proved to be the most efficient ligand whereas that bound at the C3 atom of the ribose moiety was relatively inefficient.
  • (15) This structure is further characterized by approaches of both the carbonyl and the furan O atoms to ring H atoms with separations which are slightly less than the sum of the relevant van der Waals radii.
  • (16) The magnitude of improvement achieved is dependent upon field size, SSD, the atomic number of the foil material, and foil thickness.
  • (17) For the liver enzyme, the logarithm of the inhibition constant was linearly related to the number of carbon atoms in the saturated fatty acids whereas the muscle enzyme, which was generally more strongly inhibited, showed a nonlinear dependence.
  • (18) Results obtained from a such study are here compared with levels obtained from a comparative determination of the metals in the mosses by three other techniques: Differential pulse anodic stripping voltammetry (DPASV), Direct current plasma (atomic emission) spectroscopy (DCPS) and X-ray fluorescence (XRF) spectroscopy.
  • (19) It was hypothesized that the observed activity variation of the paracetamol analogues was based on the relative abilities of these compounds to undergo H atom loss at the phenolic oxygen, and on the relative stabilities of the resulting free-radical species.
  • (20) The resulting family of structures has a mean backbone rmsd of 0.63 A (N, C alpha, C', O atoms), excluding the segments containing residues 45-59 and 84-88.

Interatomic


Definition:

  • (a.) Between atoms; situated, or acting, between the atoms of bodies; as, interatomic forces.

Example Sentences:

  • (1) Also, anisotropic atomic fluctuations and their interatomic correlations can be determined experimentally even with a relatively small number of adjustable parameters.
  • (2) By CNDO (Complete Neglect of Differential Overlap) molecular orbital method, interatomic distances and XYZ cartesian corrdinates were calculated in five polymorphs (monohydrated, alpha, two beta, and gamma) of sulfanilamide.
  • (3) The complex between CaM and C20W revealed an interatomic length distribution function, P(r), similar to that of calmodulin alone, indicating that the complex retains an extended, dumbbell-shaped structure.
  • (4) The models were genrated using a computerized, linked-atom procedure which preserves standard bond lengths, bond anglesand sugar ring conformations, constrains the helices to have the pitches and symmetries observed in X-ray diffraction experiments, and optimises the non-bonded interatomic contacts including hydrogen bonds.
  • (5) In particular, with Principal Component Analysis, it was possible to reduce the number of interatomic distances: only six of the eight distances are sufficient to describe the system in a useful way.
  • (6) This paper describes a technique for increasing the screen-out of pharmacophoric pattern searches in the databases of three-dimensional chemical structures when only some of the interatomic distances in the query pattern are specified.
  • (7) Computer methods have been developed which select conformations on the basis of both satisfactory interatomic contacts as well as the formation of good intramolecular hydrogen bonds.
  • (8) The structure determination was done on the basis of measurements of the intensities of nuclear Overhauser effects (NOEs) and coupling constants that were translated into interatom distance restraints for 833 atom pairs, and 87 dihedral angle restraints, of which 23 were in chiral centers.
  • (9) These conformations have no reduced interatomic contacts.
  • (10) The interatomic distances and coordination numbers obtained indicate that Zn atoms probably occupy selected Ca positions in the lattice of the octacalcium phosphate crystals localized at the surface of the deposit.
  • (11) Recently substantial progress towards this goal has been made by the use of simple models to represent protein conformation and interatomic interactions, together with the knowledge gained form analyses of know protein structures.
  • (12) The structure-activity relationship between interatomic distances and biological activity was performed using statistic and chemometric methods.
  • (13) To develop agents having enhanced potency and selectivity for the 5-HT1A site, several ring systems offering enhanced conformational rigidity which approximate the oxygen to nitrogen interatomic distances of 8-OH-DPAT and (to a lesser extent) 5-HT were synthesized.
  • (14) Our knowledge of the structure of condensed matter has been based primarily on spectroscopic methods that measure first-order pair correlations of atomic arrangements and thus provide interatomic distances (for example neutron and X-ray scattering).
  • (15) The clusters consist of four to six side chain charged groups with interatomic distances in ionic pairs from 4 to 7 A.
  • (16) Analysis of atomic arrangement around C(8)H-group and interatomic distances calculated on the basis of published atomic coordinates support our general conclusion that the sterical hindrance is more significant in the A-form as compared with that in the B-form.
  • (17) The positions and shapes of the peaks depend upon the interatomic and intermolecular configurations of the scatterers.
  • (18) The bonds in the bay region and to the two methyl groups appear to be electron-rich; however, while the K-region of DMBA has a high pi-bond density computed from interatomic distances, the multipole analysis does not indicate that it is highly electron-rich.
  • (19) The interatomic distances are consistent with the proposed mechanism where the proton from the bridging group is transferred to the bound dioxygen, stabilizing it in the peroxo oxidation state by forming a hydrogen bond between the peroxy group and the bridging oxygen atom.
  • (20) We find that the forces on the Fe active site due to the change of quaternary protein conformation do not induce variations greater than 0.01 A in interatomic Fe-N distances, variations greater than 0.1 A in the Fe displacement toward the heme plane, or the "doming" of the heme.

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