INDEX 



107 



OCTADBCAPKPTIDE, 7, 39, 45. 



Octaglycine anhydride, 18, 29. 

 Octapeptide, 7, 44. 

 Octaspartic acid, 14. 

 Octaspartide, 14. 

 Optical activity, polypeptides, 52. 



for enzyme action, 73, 75-77. 



Oxyisocapronyl-proline amide, 32. 



PANCREATIC juice, action on polypeptides, 



63. 



Partial racemism, 48. 

 Pentaglycyl-glycine, 29, 39. 

 Pentapeptides, 6, 37, 44. 

 Pepsin, action on polypeptides, 8, 9, 66. 



action on proteins, 9, zi. 

 1-Phenylalanyl-glycine, 33, 51. 



d-alanine anhydride, 83. 

 Phenylcarbamino-glycine, 24. 



diglycl-glycine, 24. 



glycyl-glycine, 24. 

 Poly aspar tic acids, 14. 



ureide, 15. 

 Polypeptides, 5, 27. 



action of nitrous acid on, 53. 



enzymes on, 8, 63-70. 



organ extracts on, 67. 



pancreatic juice on, 63. 



pepsin on, 8, 9, 66. 



press-juices on, 67. 



trypsin on, 8, 9, 63. 



applications, 71-79. 

 - biuret reaction, 8, 52. 



configuration of, 8, 47. 



copper salts, 52. 



derivatives, 54, 62. 



esters, 54. 



hydrolysis, 54. 



by enzymes, 63-70, 71-79. 



isolation from proteins, 9, 80-86. 



List I., 30. 

 ", 35-37- 



III., 44-45- 



of, isolated from proteins, 85. 



point of attack, 77. 



properties, 8, 51. 



Polypeptides, reaction?, 52. 



rotation, 52. 



solubility, 51. 



structure, 8, 46. 



synthesis, I., 5, 27. 



II., 6, 31. 



III., 7, 38. 



taste, 52. 



Proline in proteins, n, 12. 

 Prolyl-alanine, 32. 

 l-Prolyl-1-phenylalanine, 83. 

 Pseudo-peptone synthetique, 16. 



RACBMISATION of proteins, 9, 87. 



SCHAAL'S investigations, 14. 

 SchifT on biuret reaction, 4. 



polyaspartic acids, 14. 



Schutzenberger's investigations, 16. 

 Selective action of enzymes, 65-70. 

 Sericoin, 80. 



Serum, changes in, 77-79. 

 Siegfried's investigations, 55-56. 

 Silk-fibroin, polypeptides from, 85. 



peptone for detection of enzymes, 71. 

 Structure of polypeptides, 46. 



of proteins, 8-12, 80-89. 



TETRADECAPEPTIDE, 39, 45. 

 Tetraglycyl-glycine, 65. 

 Tetrapeptides, 6, 37, 38, 44. 



containing tyrosine, glycine and alanine, 



42, 82. 



Tetraspartic acid, 14. 

 Triglycolam ic acid, 62. 

 Triglycyl-glycine ester, 2, 18, 66. 

 Trimethyl- diglycyl-glycine, 34. 

 Tripeptides, 6, 7, 28. 



attack of, by enzymes, 77. 

 - lists, 37, 44. 



Trypsin, action on polypeptides, 9, 63. 



on proteins, 9, n. 



1-Tryptophyl-glutamic acid, 42. 

 1-Tyrosyl-glycine, 29. 



WALDEN inversion, 33. 



ABERDEEN: THE UNIVERSITY PRESS 



