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Volumn 120, Issue 4, 1998, Pages 651-656

Self-assembling cyclic β3-peptide nanotubes as artificial transmembrane ion channels

Author keywords

[No Author keywords available]

Indexed keywords

CYCLOPEPTIDE; ION CHANNEL;

EID: 0032481333     PISSN: 00027863     EISSN: None     Source Type: Journal    
DOI: 10.1021/ja972786f     Document Type: Article
Times cited : (325)

References (62)
  • 8
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    • note
    • δH → CγH).
  • 17
    • 0000877276 scopus 로고
    • For earlier studies involving cyclic D,L-α-peptides with construction of tubular structures as the stated goal, see: (c) Tomasi, L.; Lorenzi, G. P. Helv. Chim. Acta 1987, 70, 1012-1016.
    • (1987) Helv. Chim. Acta , vol.70 , pp. 1012-1016
    • Tomasi, L.1    Lorenzi, G.P.2
  • 28
    • 0028882402 scopus 로고
    • Tryptophan residues of the Gramicidin A channel have been shown to significantly influence channel conductance. For leading references, see: (a) Hu, W.; Lazo, N. D.; Cross, T. A. Biochemistry 1995, 34, 14138-14146.
    • (1995) Biochemistry , vol.34 , pp. 14138-14146
    • Hu, W.1    Lazo, N.D.2    Cross, T.A.3
  • 32
    • 0031042584 scopus 로고    scopus 로고
    • The minimum effective radius of the Gramicidin A channel was recently reported as 1.28 Å. Smart, O. S.; Breed, J.; Smith, G. R.; Sanson, M. S. P. Biophys. J. 1997, 72, 1109-1126.
    • (1997) Biophys. J. , vol.72 , pp. 1109-1126
    • Smart, O.S.1    Breed, J.2    Smith, G.R.3    Sanson, M.S.P.4
  • 33
    • 2642669915 scopus 로고    scopus 로고
    • Gramicidin A is one example. See refs 10a-c and work cited therein
    • Gramicidin A is one example. See refs 10a-c and work cited therein.
  • 37
    • 2642712081 scopus 로고    scopus 로고
    • note
    • DMSO solutions (1 mM) of peptides 1 and 2 were used in this assay. However, peptide 3 proved insoluble under these conditions and was first dissolved in HFIP (∼7 mM) followed by solvent exchange via gel filtration on an LH-20 column preequilibarated with MeOH. Peptide containing fractions were identified by UV spectroscopy. The resulting MeOH solution of 3 (∼2 mM) was stable at least 24 h at room temperature with no visible signs of precipitation and was either used directly in this assay or first diluted 1:1 v/v with DMSO (∼1 mM final concentration).
  • 38
    • 2642607446 scopus 로고    scopus 로고
    • note
    • 5d for peptide 1 or 2). Thus this assay cannot provide comparative information on the actual rate of channel mediated ion transport, which is faster for peptide 1 than for gramicidin A as judged by single channel conductance measurements (see text).
  • 40
    • 0023008334 scopus 로고
    • Afinsen, C. B., Edsall, J. T., Richards, F. M., Eds.; Academic Press: Orlando, Fl
    • (a) Krimm, S.; Bandekar, J. In Advances in Protein Chemistry Afinsen, C. B., Edsall, J. T., Richards, F. M., Eds.; Academic Press: Orlando, Fl, 1986; pp 181-364.
    • (1986) Advances in Protein Chemistry , pp. 181-364
    • Krimm, S.1    Bandekar, J.2
  • 42
    • 2642611515 scopus 로고    scopus 로고
    • 3-peptides, see: ref 1c
    • 3-peptides, see: ref 1c.
  • 51
    • 0003867701 scopus 로고
    • Oxford University Press: New York
    • Liposomes, New, R. R. C., Ed.; Oxford University Press: New York, 1990.
    • (1990) Liposomes
    • New, R.R.C.1
  • 54
    • 0000546011 scopus 로고    scopus 로고
    • 2-peptides recently appeared: Guichard, G.; Seebach, D. Chimia 1997, 51, 315-318.
    • (1997) Chimia , vol.51 , pp. 315-318
    • Guichard, G.1    Seebach, D.2
  • 56
    • 84986401428 scopus 로고
    • Seebach has investigated solubilization of peptide aggregates with LiCl solutions in organic solvents: (a) Seebach, D.; Thaler, A.; Beck, A. K. Helv. Chim. Acta 1989, 72, 857-867. (b) Thaler, A.; Seebach, D. Helv. Chim. Acta 1991, 74, 616-627. (c) Thaler, A.; Seebach, D. Helv. Chim. Acta 1991, 74, 628-643.
    • (1989) Helv. Chim. Acta , vol.72 , pp. 857-867
    • Seebach, D.1    Thaler, A.2    Beck, A.K.3
  • 57
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    • Seebach has investigated solubilization of peptide aggregates with LiCl solutions in organic solvents: (a) Seebach, D.; Thaler, A.; Beck, A. K. Helv. Chim. Acta 1989, 72, 857-867. (b) Thaler, A.; Seebach, D. Helv. Chim. Acta 1991, 74, 616-627. (c) Thaler, A.; Seebach, D. Helv. Chim. Acta 1991, 74, 628-643.
    • (1991) Helv. Chim. Acta , vol.74 , pp. 616-627
    • Thaler, A.1    Seebach, D.2
  • 58
    • 0000220854 scopus 로고
    • Seebach has investigated solubilization of peptide aggregates with LiCl solutions in organic solvents: (a) Seebach, D.; Thaler, A.; Beck, A. K. Helv. Chim. Acta 1989, 72, 857-867. (b) Thaler, A.; Seebach, D. Helv. Chim. Acta 1991, 74, 616-627. (c) Thaler, A.; Seebach, D. Helv. Chim. Acta 1991, 74, 628-643.
    • (1991) Helv. Chim. Acta , vol.74 , pp. 628-643
    • Thaler, A.1    Seebach, D.2


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.