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Assessment of Conformation of the Tetrapeptides Boc(L-Pro)4-OBn, Boc-(L-Aze-L-Pro)2-Opcp and Boc-[(L-Pro)3-L-Aze]-Opcp

✍ Scribed by L. Zand; F.-H. Tsai; C. G. Overberger

Publisher: Wiley (John Wiley & Sons)
Year: 2010
Weight: 715 KB
Volume: 100
Category: Article
ISSN: 0037-9646
DOI: 10.1002/bscb.19911000108

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📜 SIMILAR VOLUMES

Crystal structure and molecular conforma

Crystal structure and molecular conformation of N-boc-L-pro-dehydro-leu-OCH3

✍ Punit Narula; H. C. Patel; T. P. Singh; V. S. Chauhan; Ashwani K. Sharma 📂 Article 📅 1988 🏛 Wiley (John Wiley & Sons) 🌐 English ⚖ 610 KB

The peptide N-Boc-L-Pro-dehydro-Leu-OCH3 was synthesized by coupling dehydroleucine methyl ester with Boc-Pro-OH. It was crystallized from its solution in a methanol-water mixture at 4°C and the crystals belong to the orthorhfmbic space group P2,2,2, with a = 10.239( 1) A, b = 19.276(4) A, c = 20.31

Synthesis, crystal structure, and molecu

Synthesis, crystal structure, and molecular conformation of peptide N-Boc-L-Pro-dehydro-Phe-L-Gly-OH

✍ H. C. Patel; T. P. Singh; V. S. Chauhan; P. Kaur 📂 Article 📅 1990 🏛 Wiley (John Wiley & Sons) 🌐 English ⚖ 461 KB 👁 2 views

The peptide N-Boc-L-Pro-dehydro-Phe-L-Gly-OH was synthesized by the usual workup procedure and finally coupling the N-Boc-L-Pro-dehydro-Phe to glycine. The geptide crystallizes monoclinic space group P2: with a = 8.951( ) A, b = 5.677(6) A, c = 21.192(11) A, p = 96.97(4)', V = 1069(1) A3, Z = 2, d,

Crystal structures of Boc-D- and L-Iva-L

Crystal structures of Boc-D- and L-Iva-L-Pro-OBZl: Unturned conformation of Aib-Pro sequence unaffected by replacement of Me with Et in Aib

✍ Masao Kawai; Yoshimasa Omori; Hatsuo Yamamura; Yasuo Butsugan; Tooru Taga; Yoshi 📂 Article 📅 1993 🏛 Wiley (John Wiley & Sons) 🌐 English ⚖ 392 KB

Structure and stability of the Boc(D-Pro

Structure and stability of the Boc(D-Pro-L-Pro)2OCH3 Na+ complex: A model of poly(D,L-proline), an alkali ion channel across membranes

✍ P. De Santis; A. Scipioni; A. Palleschi; M. Savino 📂 Article 📅 1989 🏛 Wiley (John Wiley & Sons) 🌐 English ⚖ 475 KB 👁 2 views

In order to elucidate the molecular mechanisms of alkali ions conduction of poly(D,L-proline), which shows the typical behavior of an ion channel across membranes, conformations of the tetrmeric derivative Boc(~-Pro-bPro),OCH, in solution, in the presence of the Na+ ion, were investigated by CD and

Asymmetric synthesis of non-proteinogeni

Asymmetric synthesis of non-proteinogenic dipeptides by the bislactim ether method, I. Asymmetric synthesis of Boc-L-Val-(R)-α-MePro-OMe, Boc-L-Val-(R)-Pro-OMe, and of Boc-L-Val-(R)-α-MePhe-OMe, Ac-L-Val-(R)-α-MePhe-OMe and their analogues. A new strategy for the synthesis of non-proteinogenic dipeptides

✍ Schöllkopf, Ulrich ;Wick, Ralf ;Hinrichs, Rolf ;Lange, Meinolf 📂 Article 📅 1988 🏛 John Wiley and Sons 🌐 English ⚖ 823 KB

I n w siriiteg! for i l i c asyminctric synthesis of non-protcinogcnic clipcptidcs haxed on the bislactim ether nicthod is dcscrihcd. The nnn-prc,trinopeilic aniino acid which is part of the dipcpiidc. is Iwilt 1117 sicrensclcctiucly at the bislitctini ether si;tgc. Subscqucntl). ilmc hial;iclim cil

Peptide design: Influence of a guest Aib

Peptide design: Influence of a guest Aib-Pro segment on the stereochemistry of an Oligo-Val sequence—solution conformations and crystal structure of Boc-(Val)2-Aib-Pro-(Val)3-OMe

✍ Isabella L. Karle; Judith L. Flippen-Anderson; K. Uma; Hemalatha Balaram; P. Bal 📂 Article 📅 1990 🏛 Wiley (John Wiley & Sons) 🌐 English ⚖ 719 KB

## SYNOPSIS T h e peptide Boc-Val-Val-Aib-Pro-Val-Val-Val-OMe has been synthesized t o investigate the effect of introduction of a strong 8-turn promoting guest segment into a n oligopeptide with a tendency t o form extended structures. 'H-nmr studies in solution using analysis of N H group solven