SYNTHESIS AND CONFORMATION IN THE SOLID STATE OF OLIGOPEPTIDES WITH THE L-ALANYL-L-LEUCYLGLYCYL SEQUENCE IN WHICH SOME GLYCINES ARE REPLACED WITH N-METHYLGLYCINESKATAKAI R.1980; PERKIN TRANS. 1; ISSN 0300-922X; GBR; DA. 1980; NO 12; PP. 2808-2811; BIBL. 5 REF.Article

SEQUENTIAL POLYPEPTIDES. THE STERIC HINDIANCE OF L-VALINE RESIDUES IN THE POLYCONDENSATION OF PEPTIDE ACTIVE ESTER.KATAKAI R.1977; BULL. CHEM. SOC. JAP.; JAP.; DA. 1977; VOL. 50; NO 5; PP. 1173-1178; BIBL. 15 REF.Article

INDUCED ALPHA HELIX IN A PEPTIDE SYSTEM BY INTRODUCTION OF A NUCLEUSKATAKAI R.1980; J. AM. CHEM. SOC.; ISSN 0002-7863; USA; DA. 1980; VOL. 102; NO 23; PP. 7159-7161; BIBL. 15 REF.Article

CRITICAL CHAIN LENGTH FOR DEVELOPMENT OF THE ALPHA HELIX OF THE PEPTIDE HAVING THE SEQUENCE OF L-ALANYL-L-LEUCYLGLYCINE IN THE SOLID STATE.KATAKAI R.1977; J. AMER. CHEM. SOC.; U.S.A.; DA. 1977; VOL. 99; NO 1; PP. 232-234; BIBL. 13 REF.Article

CRITICAL CHAIN LENGTH FOR THE FORMATION OF THE ALPHA -HELIX IN THE SOLID STATE. SYNTHESIS AND CONFORMATION OF SEQUENTIAL OLIGOPEPTIDES AND A POLYPEPTIDE CONTAINING THE SEQUENCE L-LEUCYL-L-ALANYL-L-LEUCYLGLYCINE.KATAKAI R.1977; J. CHEM. SOC., PERKIN TRANS., 1; G.B.; DA. 1977; NO 10; PP. 1193-1196; BIBL. 29 REF.Article

SYNTHESIS OF SEQUENTIAL OLIGOPEPTIDES AND POLYPEPTIDE HAVING THE SEQUENCE OF L-ALANYL-L-LEUCYLGLYCINE.KATAKAI R.1976; BIOPOLYMERS; U.S.A.; DA. 1976; VOL. 15; NO 9; PP. 1815-1824; BIBL. 14 REF.Article

A new method for the stepwise synthesis of depsipeptidesKATAKAI, R.Journal of the Chemical Society. Chemical communications. 1988, Num 18, pp 1229-1230, issn 0022-4936Article

ASSIGNMENT OF THE FAR-INFRARED BAND CHARACTERISTIC OF L-METHIONINE WITH ALPHA -HELICAL CONFORMATIONKATAKAI R; LIZUKA Y.1982; J. CHEM. SOC., CHEM. COMMUN.; ISSN 0022-4936; GBR; DA. 1982; NO 17; PP. 1027-1028; BIBL. 6 REF.Article

SYNTHESIS AND CONFORMATIONAL CHARACTERIZATION IN THE SOLID STATE OF PEPTIDES CONSISTING OF L-PHENYLALANYL-L-PHENYLALANYLGLYCYL AND L-PHENYLALANYL-L-LEUCYLGLYCYL RESIDUESKATAKAI R; NAKAYAMA Y.1981; BIOPOLYMERS; ISSN 0006-3525; USA; DA. 1981; VOL. 20; NO 10; PP. 2073-2081; BIBL. 10 REF.Article

PROTECTED DECAPEPTIDE ORTHONITROPHENYLSULPHENYL-(L-LEUCYL-L-ALANYL)₅-ETHYL ESTER (NPS-(L-LEU-L-ALA)₅-OET). SHORTEST CRITICAL PEPTIDE SIZE FOR DEVELOPMENT OF THE ALPHA -HELIX IN THE SOLID STATE.KATAKAI R; NAKAYAMA Y.1977; J. CHEM. SOC., CHEM. COMMUNIC.; G.B.; DA. 1977; NO 22; PP. 805-806; BIBL. 3 REF.Article

A NOVEL METHOD FOR THE SYNTHESIS OF N-PROTECTED PEPTIDES. SYNTHESIS AND USE OF O-NITROPHENYL-SULFENYL N-CARBOXY ALPHA -AMINO ACID ANHYDRIDESKATAKAI R; OYA M.1974; J. POLYM. SCI., POLYM. LETTERS ED.; U.S.A.; DA. 1974; VOL. 12; NO 12; PP. 719-721; BIBL. 9 REF.Article

CRITICAL CHAIN LENGTH FOR THE FORMATION OF THE ALPHA -HELIX IN THE SOLID STATE: SYNTHESIS AND CONFORMATION OF SEQUENTIAL OLIGOPEPTIDES AND POLYPEPTIDE HAVING L-LEUCYL-L-LEUCYLGLYCINE SEQUENCE.KATAKAI R; NAKAYAMA Y.1977; POLYMER; G.B.; DA. 1977; VOL. 18; NO 8; PP. 755-758; BIBL. 8 REF.Article

SYNTHESIS OF OLIGOPEPTIDES HAVING ALTERNATE L-LEUCYL AND L-METHIONYL RESIDUES.KATAKAI R; NAKAYAMA Y.1977; J. CHEM. SOC., PERKIN TRANS., 1; G.B.; DA. 1977; NO 3; PP. 292-294; BIBL. 12 REF.Article

PEPTIDE SYNTHESIS USING O-NITROPHENYLSULFENYL N-CARBOXY ALPHA -AMINO ACID ANHYDRIDES. SEQUENTIAL OLIGOPEPTIDES HAVING ALTERNATE GAMMA -METHYL L-GLUTAMYL AND L-PHENYLALANYL RESIDUESKATAKAI R; NAKAYAMA Y.1976; BIOPOLYMERS; U.S.A.; DA. 1976; VOL. 15; NO 4; PP. 747-755; BIBL. 25 REF.Article

Synthesis of sequential polydepsipeptides involving desipeptides formation by the 2-nitrophenylsulphenyl N-carboxy α-amino acid anhydride (Nps-NCA) methodKATAKAI, R.Journal of the Chemical Society. Perkin transactions. I. 1987, Num 10, pp 2249-2251, issn 0300-922XArticle

SYNTHESIS OF N-PROTECTED PEPTIDES BY THE O-NITROPHENYLSULFENYL GROUP USING O-NITROPHENYLSULFENYL N-CARBOXY ALPHA -AMINO ACID ANHYDRIDESKATAKAI R; OYA M.1975; BIOPOLYMERS; U.S.A.; DA. 1975; VOL. 14; NO 12; PP. 2507-2515; BIBL. 13 REF.Article

A NEW METHOD FOR PEPTIDE SYNTHESIS USING O-NITROPHENYLSULFENYL N-CARBOXY ALPHA -AMINO ACID ANHYDRIDESKATAKAI R; OYA M.1974; CHEM. LETTERS; JAP.; DA. 1974; NO 12; PP. 1529-1530; BIBL. 3 REF.Article

SOLID-STATE POLYMERIZATION OF N-CARBOXY-L-LEUCINE ANHYDRIDE CRYSTALS IN N-HEXANE.OYA M; TAKAHASHI T; KATAKAI R et al.1976; J. POLYM. SOC., POLYM. CHEM. ED.; U.S.A.; DA. 1976; VOL. 14; NO 8; PP. 2065-2069; BIBL. 7 REF.Article

SYNTHESIS AND CONFORMATIONAL STUDY OF SEQUENTIAL POLYPEPTIDES, (L-ALA-L-VAL-GLY)_N AND (L-VAL-L-ALA-GLY)_N.KATAKAI R; OYA M; IWAKURA Y et al.1975; BIOPOLYMERS; U.S.A.; DA. 1975; VOL. 14; NO 7; PP. 1315-1326; BIBL. 10 REF.Article

Characterization of L-methionine in a peptide α-helix by far-infrared spectroscopy. Synthesis and examination of sequential polypeptides containing L-methionineKATAKAI, R; IIZUKA, Y.Journal of the Chemical Society. Perkin transactions. I. 1984, Num 11, pp 2665-2668, issn 0300-922XArticle

POLYDEPSIPEPTIDES. X: HELIX-COIL TRANSITIONS OF SEQUENTIAL POLYDEPSIPEPTIDES HAVING PROTECTED POLAR SIDE CHAINSWOUTERS G; KATAKAI R; BECKTEL WJ et al.1982; MACROMOLECULES; ISSN 0024-9297; USA; DA. 1982; VOL. 15; NO 1; PP. 31-35; BIBL. 17 REF.Article

SYNTHESIS AND CONFORMATIONAL ANALYSIS OF POLYDEPSIPEPTIDESGOODMAN M; BECKTEL W; KATAKAI R et al.1981; MAKROMOL. CHEM.; ISSN 0025-116X; CHE; DA. 1981; SUPPL. 4; PP. 100-115; BIBL. 19 REF.Article

An improved rapid method for the synthesis of N-carboxy α-amino acid anhydrides using trichloromethyl chloroformateKATAKAI, R; IIZUKA, Y.Journal of organic chemistry. 1985, Vol 50, Num 5, pp 715-716, issn 0022-3263Article

Synthesis of sequential polypeptides containing L-isoleucine for assignment of the far-i.r. band characteristic of isoleucyl in a peptide α-helixKATAKAI, R; LIZUKA, Y.Journal of the Chemical Society. Perkin transactions. I. 1985, Num 4, pp 765-768, issn 0300-922XArticle

PURIFICATION AND PROPERTIES OF AN AMINOPEPTIDASE FROM RABBIT SKELETAL MUSCLE.OTSUKA Y; OKITANI A; KATAKAI R et al.1976; AGRIC. BIOL. CHEM.; JAP.; DA. 1976; VOL. 40; NO 12; PP. 2335-2342; BIBL. 19 REF.Article