Sangam: A Confluence of Knowledge Streams

Stereochemical criteria for polypeptides and proteins. V. Conformation of a system of three linked peptide units Contribution No. 236 from the Center of Advanced Study in Physics, University of Madras, India.

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dc.contributor Centre of Advanced Study in Biophysics, University of Madras, Madras, India and Biophysics Research Division, University of Michigan, Ann Arbor, Michigan, U.S.A.
dc.creator Venkatachalam, C. M.
dc.date 2006-04-28T16:26:08Z
dc.date 2006-04-28T16:26:08Z
dc.date 1968-10
dc.date.accessioned 2022-05-19T13:29:52Z
dc.date.available 2022-05-19T13:29:52Z
dc.identifier Venkatachalam, C. M. (1968)."Stereochemical criteria for polypeptides and proteins. V. Conformation of a system of three linked peptide units Contribution No. 236 from the Center of Advanced Study in Physics, University of Madras, India. ." Biopolymers 6(10): 1425-1436. <http://hdl.handle.net/2027.42/37819>
dc.identifier 0006-3525
dc.identifier 1097-0282
dc.identifier http://hdl.handle.net/2027.42/37819
dc.identifier http://www.ncbi.nlm.nih.gov/sites/entrez?cmd=retrieve&db=pubmed&list_uids=5685102&dopt=citation
dc.identifier 5685102
dc.identifier http://dx.doi.org/10.1002/bip.1968.360061006
dc.identifier Biopolymers
dc.identifier.uri http://localhost:8080/xmlui/handle/CUHPOERS/117298
dc.description The general conformations of a system of three linked peptide units are studied, and it is found that there are three types of conformations which contain NH…O hydrogen bonding between the first and the third units. One of them is part of a 3 10 -helix, while the other two arc nonhelical. The two nonhelical conformations are very similar, and in both the cases the peptide chain turns around, reversing the direction of progress. Such a conformation can therefore occur in the region where a polypeptide chain folds back on itself, as in the cross-Β structure. The method of representing these interesting tripeptide conformations in a (φ,Ψ) map is described. Examples of such hydrogen-bonded, nonhelical conformations which occur in peptides and proteins are discussed—e.g., in cyclohexaglyeyl, an open tetrapeptide Gly- L -Pro- L -Leu-Gly, and in parts of the lysozyme chain.
dc.description Peer Reviewed
dc.description http://deepblue.lib.umich.edu/bitstream/2027.42/37819/1/360061006_ftp.pdf
dc.format 589588 bytes
dc.format 3118 bytes
dc.format application/pdf
dc.format text/plain
dc.format application/pdf
dc.language en_US
dc.publisher Wiley Subscription Services, Inc., A Wiley Company
dc.rights IndexNoFollow
dc.subject Chemistry
dc.subject Polymer and Materials Science
dc.subject Chemical Engineering
dc.subject Chemistry
dc.subject Materials Science and Engineering
dc.subject Engineering
dc.subject Science
dc.title Stereochemical criteria for polypeptides and proteins. V. Conformation of a system of three linked peptide units Contribution No. 236 from the Center of Advanced Study in Physics, University of Madras, India.
dc.type Article


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