What's the difference between orthorhombic and trimetric?

Orthorhombic


Definition:

  • (a.) Noting the system of crystallization which has three unequal axes at right angles to each other; trimetric. See Crystallization.

Example Sentences:

  • (1) Based on the refined atomic coordinates of the tRNAphe in the orthorhombic crystal, on the recent advances in the distance dependence of the ring-current magnetic field effects and on the adopted values for the isolated hydrogen-bonded NH resonances, a computed spectrum consisting of 23 protons was constructed.
  • (2) 261, 16207-16209) that recombinant murine interferon-beta produced in Escherichia coli was crystallized in an orthorhombic space group C222(1) using polyethyleneglycol 8000 as precipitant, the crystals had an insufficient resolution and a marked tendency for orientational disorder around the c axis.
  • (3) The mutant proteins were screened for their ability to crystallize into the orthorhombic form and bind mercury ions isomorphously.
  • (4) In the orthorhombic crystal lattice, tRNA(Asp) molecules are associated by anticodon-anticodon interactions through a two-fold symmetry axis.
  • (5) The melamine forms disordered crystals of orthorhombic symmetry with a = 11.957(3), b = 17.267(3), c = 5.769(3)A.
  • (6) The crystals have a rhombic prismatic habit and belong to the orthorhombic space group C222(1) with unit cell dimensions a = 130 A, b = 213 A and c = 216 A. X-ray structure determination is underway.
  • (7) The subcell (HS1) is orthorhombic with as = 10.3, bs = 7.5 and cs = 2.54 A.
  • (8) N-Z-L-Pro-D-Ala-OMe, C17H22N2O5, Mr = 334.38, crystallizes in the orthorhombic space group P2(1)2(1)2(1), with the cell dimensions a = 5.005 (5), b = 17.690 (9) and c = 18.70 (1) A3, V = 1656.3 A3, Z = 4, Dx = 1.341 g cm-3, Cu K alpha, lambda = 1.54184 A, mu = 7.830 cm-1, F(000) = 712, T = 198 K, final R (on F) = 0.036 for 1575 observed reflections with I greater than or equal to 3 sigma(I).
  • (9) The crystals are orthorhombic, space group P212121, with a=8.611(2), B=6.138(2), And c=14.912(4) A. Least-squares refinements yielded a conventional R-factor of 0.036.
  • (10) The atomic coordinates of yeast phenylalanine transfer RNA (tRNA) as well as the torsion angles of the polynucleotide chain are presented as derived from an x-ray diffraction analysis of orthorhombic crystals.
  • (11) These crystals diffract to 3.4 A and the observed diffraction is consistent with orthorhombic space groups P4(1) and P4(3).
  • (12) Yeast phenylalanyl transfer RNA crystallizes in a simple orthorhombic unit cell (a = 33.2, b = 56.1, c = 161 A), and the crystal yields an x-ray diffraction pattern with a resolution of 2.3 A.
  • (13) Concanavalin A, a phytohemagglutinin isolated from the jack bean, crystallizes at pH 6.8 in the orthorhombic space group 1222 with a = 89.9, b = 87.2, and c = 63.1 A.
  • (14) C20H24O4, Mr = 328.41, orthorhombic, P2(1)2(1)2(1), a = 11.688 (3), b = 15.377 (5), c = 9.466 (2) A, V = 1701 (1) A3, Z = 4, Dx = 1.282 g cm-3, lambda (Mo K alpha) = 0.71073 A, mu = 0.823 cm-1, F(000) = 704, T = 298 K, R = 0.063 for 1921 reflections with F greater than 2 sigma (F).
  • (15) Above this temperature, this "orthorhombic" phase converts directly to the liquid-crystalline phase.
  • (16) The crystals exhibit strong F222 pseudo symmetry but belong to the orthorhombic space group C222 or C222(1), with cell parameters a = 73.8 A, b = 119.9 A and c = 133.2 A with two molecules per asymmetric unit.
  • (17) The crystal form is of the orthorhombic space group P2(1)2(1)2, with unit cell dimensions a = 150 A and b = 129 A.
  • (18) Crystals of methyl 3-O-beta-D-glucopyranosyl-beta-D-glucopyranoside (methyl beta-D-laminarabioside) belong to the orthorhombic system, space group P2(1)2(1)2, with a = 14.548(2), b = 24.252(7), c = 4.938(1) A, and Z = 4.
  • (19) The receptor fragment crystallizes in the orthorhombic space group P2(1)2(1)2(1), a = 105.5 A, b = 224.5 A, c = 363.5 A.
  • (20) 1-(2,6-Dihydroxy-4-methoxyphenyl)-3-(4-methoxyphenyl)-2-propen-1-o ne, C17H16O5, Mr = 300.31, orthorhombic, Pbca, a = 27.903 (3), b = 13.958 (2), c = 7.662 (1) A, V = 2984 (1) A3, Z = 8, D chi = 1.337 Mg m-3, lambda(Cu K alpha) = 1.5418 A, mu = 0.729 mm-1, F(000) = 1264, T = 295 K, R = 0.040 for 1702 observed reflections.

Trimetric


Definition:

  • (a.) Same as Orthorhombic.

Example Sentences:

  • (1) Chromatographic studies on early hGH preparations revealed the presence of dimetric, trimetric and aggregated hormone as well as small quantities of prolactin.
  • (2) The isolated trimetric catalytic subunit (c3) and dimeric regulatory subunit (r2) were mixed together and formation of the dodecameric native enzyme (c6r6) was monitored by measuring changes in activity.
  • (3) The inner layer of the rotavirus has 132 morphological units, with 260 structural units of trimetric structure.

Words possibly related to "trimetric"