(a.) Composed of, or having, two parts of each kind.
Example Sentences:
(1) Conversely, Tyr-52 and Tyr-147 were iodinated only in the dimer.
(2) When irradiated circular DNA, previously nicked by T4 endonuclease V, is briefly exposed to elevated temperature, the DAN becomes susceptible to the action of exonuclease V, and pyrimidine dimers are selectively released.
(3) We conclude that removal of dimers and repair of gaps were similar in all cases.
(4) The recently isolated E4 enzyme is a dimer of MW of ca.
(5) An an initial stage in the study of proteins from thermophilic algae, the enzyme ribulose 1,5-bisphosphate carboxylase 2-phospho-D-glycerate carboxylyase (dimerizing, EC 4.1.1.39) was purified 11-fold from the thermophilic alga Cyandium caldarium, with a 24% recovery.
(6) The crystallographic parameters of four different unit cells, all of which are based on hexagonal packing arrangements, indicate that the fundamental unit of the complex is composed of six gene 5 protein dimers.
(7) S100b protein, chemically modified by thioethanol groups (linked via disulfide bonds to two out of four Cys per dimer) was largely similar to reduced native S100b protein in its overall structure and differed only by small modifications extending, however, to the whole protein structure.
(8) Addition of pyridoxal 5'-phosphate to slow dissociating, high affinity 5S R[3H]E2 dimers free in cytosol induced rapid [3H]E2 dissociation, although the receptor remained unaltered in the transformed dimerized state.
(9) A kinetic analysis of the 4 to 5 EBP transformation shows that it is a bimolecular reaction, the dimerization of the 4 S EBP with a second (similar or dissimilar) monomer or subunit.
(10) The major form, an amphiphilic dimer (G2a) which sediments at 5.3 S, and the minor form, an amphiphilic monomer (G1a) which sediments at 3.5 S. Extraction in the presence of the sulfhydryl alkylating agent N-ethylmaleimide was required to preserve the G2a form.
(11) The observed predominance of trimeric over dimeric oligomers even at short times suggests that the thrombin-catalyzed release of the two A fibrinopeptides from a single molecule of fibrinogen is highly cooperative.
(12) Exposure of UV-irradiated skin to photoreactivating light resulted in removal of most of the cyclobutane dimers and an enhanced rate of (6-4) photoproduct repair.
(13) Air-regenerated monomers of bovine seminal ribonuclease have been found capable of reassociating into native dimers, whereas monomers refolded in the presence of a glutathione redox mixture do not reassociate into dimers [Smith, K. G., D'Alessio, G. and Schaffer, S. W. (1978) Biochemistry 17, 2633-2638].
(14) All FSH isoforms obtained after chromatofocusing represented alpha and beta dimers as disclosed by size exclusion chromatography.
(15) A mixture of three contrast media - air, Lipiodol and Dimer - was used in ventriculography in order to combine the advantages of each of them.
(16) Post-labeling addition of 1 mM caffeine increased perpetuated blocks to a frequency of about 10% of the initial number of dimers in 4 h in XP16KO-II cells, but not in XP16KO-I and normal cells.
(17) Free ribosomes extracted from hamster cells and 28S RNA purified from these ribosomes are known to form dimers.
(18) Of CD patients, 92% (50% DR3 and 42% DR5,7) compared to 18% of the controls carry both DQA1*0501 and DQB1*0201 alleles, so that the combination confers an RR of 52, higher than both the risks of the single alleles (DQA1*0501 RR = 19, DQB1*0201 RR = 30), confirming the primary role of the dimer in determining genetic predisposition to CD both in DR3 and in DR5,7 subjects.
(19) The protein appeared to form a dimer of molecular weight 65-70 000 in Triton X-100 solution and was shown to associate with both 125I-labelled and unlabelled rabbit transferrin to form a high molecular weight complex in the same solution.
(20) It was found that no dimers were lost when cells were incubated in saline.
Trimerous
Definition:
(a.) Having the parts in threes.
Example Sentences:
(1) Although lipopolysaccharides seem to play a significant role in the final assembly of the trimeric porins, the details of the targeting process still remain to be elucidated.
(2) The observed predominance of trimeric over dimeric oligomers even at short times suggests that the thrombin-catalyzed release of the two A fibrinopeptides from a single molecule of fibrinogen is highly cooperative.
(3) Thrombospondin (TSP), a 450-kDa trimeric glycoprotein secreted by platelets and endothelial cells at sites of tissue injury or inflammation, may play an important role in polymorphonuclear leukocyte (PMN) adherence to blood vessel walls before diapedesis.
(4) Porin is a trimeric channel-forming protein in the outer membrane of Gram-negative bacteria.
(5) End-on views of G on virus clearly showed triangles consisting of three dots indicating the trimeric nature of native G. End-on views of CHAPS-isolated G showed very similar triangles confirming that, using this detergent, G was solubilized in its native trimeric structure.
(6) Under optimum conditions, 2-5A trimer and other 2-5A derivatives inhibited over 90% of HSV-1 syncytia formation and over 50% of HSV-2 plaque formation.
(7) They appear to be a dimer, trimer and tetramer in which tyrosine units are linked by biphenyl bonds.
(8) The trimers are found to be in slow equilibrium with hexamers and higher oligomers composed of multiples of three copies of the CAD polypeptide chain.
(9) A comparison study of nmr and cd spectra of quadrigemine C and hodgkinsine [3], a trimeric pyrrolidinoindoline substance, led us to suggest the stereochemistry of quadrigemine C. The structure and configuration of psycholeine was determined by spectroscopic means and chemical correlation with quadrigemine C. Psycholeine interacts with somatostatin receptors and exhibits a somatostatin antagonistic activity on GH secretion by pituitary cells in primary culture.
(10) AP-2 bound to these "clipped cages"; however, unlike the interaction with native cages, binding of AP-2 to clipped cages was sensitive to the lower concentrations of both Tris-HCl and NaPPPi which disrupt interactions of AP-2 with clathrin trimers.
(11) The distribution among the four species as a function of ligand concentration in the absence of succinate indicates that in the native oligomer, pyridoxal phosphate (and by extrapolation, carbamyl phosphate) binds to both catalytic trimers, rather than to three sites on a single subunit.
(12) Insertion of the trimer into several expression vectors efficiently prevented spurious expression of reporter genes resulting from transcriptional initiation in prokaryotic plasmid sequences in transfected mammalian cells.
(13) The order of inhibition was polymer greater than oligomer greater than trimer greater than dimer.
(14) Protein aggregation is dependent on the concentration of background electrolyte since in the range 10-150 mM sodium cacodylate alternative stabilisation of dimeric and trimeric complexes was observed by both NMR and analytical ultracentrifugation.
(15) In immunoblots all monoclonal antibodies, except one, recognized only the trimeric, but not the monomeric form of VP6.
(16) Like pJFCAT1, pTAG-1 also includes the simian virus 40 polyadenylation site trimer cassette located just upstream of the promoter insertion site.
(17) Electron image analysis revealed that the crystals are composed of trimers of annexin-V forming triskelion-like motifs.
(18) Aminomalononitrile (HCN trimer) reacts with electrophiles such as aldehydes and acrylonitrile under very mild conditions of temperature and pH to produce intermediates which, after acid hydrolysis, yield amino acids.
(19) Third, trimerization occurs only after the HA has been transported from the endoplasmic reticulum.
(20) We found no consistent difference in the melting curve of the alpha 1(I) trimers compared to control type I collagen.