The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 27, 1987
Filed:
Nov. 04, 1985
Sachio Hirose, Ami, JP;
Tammotsu Homma, Ami, JP;
Takashi Kurihara, Ami, JP;
Hidenari Adachi, Osaka, JP;
Yoshitaka Sako, Osaka, JP;
Makiko Shibata, Ibaragi, JP;
Mitsubishi Petrochemical Co., Ltd., Tokyo, JP;
Mitsubishi Chemical Industries, Ltd., Tokyo, JP;
Sanyo Fine Co., Ltd., Okayama, JP;
Abstract
There are disclosed a novel polypeptide represented by the formula shown below or its acid addition salt or complex: ##STR1## wherein Ala represents alanine, Ser serine, Leu leucine, Thr threonine, Val valine, Gly glycine, Lys lysine, Gln glutamine, Glu glutamic acid, His histidine, Tyr tyrosine, Pro proline, Arg arginine, Asp aspartic acid, and n represents an integer of 3 to 7, and a process for producing the same comprising forming a peptide or polypeptide represented by the above formula and subjecting the structural units containing a peptide residue represented by the formula: ##STR2## wherein R represents an active ester residue, Ala, Ser, Leu, Thr and n have the same meanings as defined above, formed in any step of the reaction to cyclization reaction.