ライフサイエンスコーパス: rotameric

1 within a TXT trimer reveals the presence of rotameric and anomeric species.

2 e reaction afforded a single product, and no rotameric and keto-enol isomeric products are formed.

3 center closely around ideal g(-), g(+) and t rotameric angles, even though no rotamer restraint is us

4 ifts exist despite the likelihood of partial rotameric averaging at ambient temperature.

5 This indicates that some of the rotameric averaging occurs on a time scale too slow to b

6 f the reconstruction enables identifying the rotameric conformation adopted by some amino-acid side c

7 mpt to use NDIS experiments to determine the rotameric conformation of a hydroxyl group.

8 d geometry, particularly with respect to the rotameric conformation of the ethylamine side chain and

9 dicate that fluorination does not change the rotameric conformation of the side chain.

10 chemical shifts for the determination of the rotameric conformation of Val and Leu residues in protei

11 t quality to unambiguously assign amino acid rotameric conformations and identify ordered water molec

12 5R and Arg(72) were stacked in two different rotameric conformations in TFV-DP- and dATP-bound struct

13 The rotameric conformations of the phenyl ring in both the a

14 s are generally well separated into distinct rotameric conformations, but alternative backbone confor

15 amino acid side chains adopting alternative rotameric conformations.

16 and (c) large angle jumps between traces of rotameric conformers.

17 nd beta-D-glucopyranosides reveals different rotameric distributions about their hydroxymethyl groups

18 e 360 kDa 'half-proteasome' where the chi(1) rotameric distributions of Val residues are calculated o

19 when the protein design process incorporates rotameric energy minimization, DEE is no longer provably

20 3) bond that lead to two unequally populated rotameric epimers.

21 Nevertheless, only three to five rotameric equilibria are found for each amino acid resid

22 or the various spin pairs is consistent with rotameric equilibria in the nitroxide side chain, as obs

23 lent interactions to regulate backbone amide rotameric equilibria, including n-->pi*, steric, and hyd

24 ever, only minor differences are seen in the rotameric equilibrium about the C(4)-C(5) bond in 3 and

25 Most of these aminals exist in rotameric equilibrium around the central C=C bonds in so

26 i) aid in distinguishing conformational from rotameric exchange as the origin of the resolved states,

27 The observed rotameric exchange dynamics in the HAP-bound complex are

28 However, rotameric exchange of the spin label side chain can also

29 ade in establishing that the RNA backbone is rotameric, few libraries of discrete conformations speci

30 in flexibility, long-range interactions, and rotameric form of key residues.

31 lithiation from the lowest energy amide-like rotameric forms (cis for N-thiopivaloyl and trans for N-

32 istinct mechanisms based on Thr-87 or Ile-95 rotameric forms, are observed for the previously identif

33 416) backbone dynamics as well as spin-label rotameric freedom are sensitive to and altered by the pe

34 he hypothesis that residues with constrained rotameric freedom in helical conformation might reduce t

35 stics, with some interesting deviations from rotameric library statistics.

36 was used to prepare epimeric (1R,1S) and/or rotameric (M,P) phenylcyclohexanes.

37 f protein tertiary structure, might serve as rotameric molecular switches in other biological process

38 ral and structural studies indicate that the rotameric nature of the Tyr106 residue is involved in ac

39 Non-rotameric ("off-rotamer") conformations are commonly obs

40 The C5-C6 rotameric populations of 6-O-monoesters, symmetrical 6,6

41 The rotameric populations of the monosubstituted glucose res

42 tions that sterically correlate with the two rotameric positions of the tyrosine 106 side chain.

43 kcal/mol) likely because of favorable chi(1) rotameric preferences for aromatic residues at C-capping

44 side-chain conformations over fixed backbone rotameric sampling alone.

45 The dominant mode of motions is the rotameric side chain jumps, with the Met-35 displaying t

46 on types such as hinge, shear, twist, screw, rotameric side chains, normal modes and essential dynami

47 eir metal open-coordination site and lack of rotameric species.

48 It was clearly found that the rotameric state is correlated to the specificity of atom

49 e "Y-T coupling" mechanism, wherein the chi1 rotameric state of a highly conserved aromatic residue c

50 However, until now modeling of the rotameric state of residues had not been incorporated in

51 e) to open (inactive) is correlated with the rotameric state of the conserved residue W331.

52 also by two state parameters concerning the rotameric state of the residues to which the interacting

53 ve conformation further demonstrate that the rotameric state of Y101 is uncorrelated with the global

54 es and where the exchange rates and a priori rotameric state populations are varied iteratively.

55 g local readjustments that do not change the rotameric state.

56 a solvent exposed configuration to a buried rotameric state.

57 side chains are assumed to exchange between rotameric states and where the exchange rates and a prio

58 the spin label side chains in terms of their rotameric states are constructed from the trajectories.

59 shifts led to predictions of the side chain rotameric states for several Val and Leu residues in thi

60 and F14, the number of exchanging side-chain rotameric states increases in the HAP-bound complex rela

61 nversion of this tyrosine (Y101) between its rotameric states is actually faster than the rate of ina

62 tinct components that were correlated to the rotameric states observed in crystallography.

63 by direct experimental measurement that the rotameric states of R1 found in this crystal provide a v

64 This work indicates that the rotameric states of spin-labels on exposed hydrocarbon s

65 using a model which proposes that different rotameric states of the indole alanyl side-chain are res

66 icomponent spectrum resulting from different rotameric states of the labeled side chain.

67 Two rotameric states of the spin-label were resolved at the

68 102 may arise from mechanisms independent of rotameric states of the Trp side-chain.

69 ntial which can account for the influence of rotameric states on the specificity of atomic interactio

70 ntial, ROTAS accounting for the influence of rotameric states on the specificity of atomic interactio

71 ion activates transitions between additional rotameric states that are not sampled in the dry protein

72 and four residues require sampling of three rotameric states to fit the RDC data.

73 and are assisted by side chain flips between rotameric states.

74 rofiles, we quantify conformational entropy, rotameric strain energy and chi strain energy for all 17

75 Consideration of rotameric strain energy may help the use of rotamer libr

76 The mean change in rotameric strain energy on folding is 0.42 kcal mol-1 pe

77 is not in its lowest-energy rotamer, giving rotameric strain.

78 both TM2 and TM5, securing the Trp-356(6.48) rotameric switch and restraining it from activation.

79 ter molecules, and secures the Trp-356(6.48) rotameric switch in the inactive state to promote the fo

80 ivation, this tryptophan residue undergoes a rotameric transition that may be coupled to a series of

81 D-glucan, which undergoes well-characterized rotameric transitions in the backbone bonds.

82 Rotameric transitions, presumably facilitated by the low

83 and activation energies for side chain inter-rotameric transitions.