172 



INDEX 



Oryzenin, composition, 118. 



, N distribution, 132. 

 Ovalbumin, see Egg-albumin. 

 Ovokeratin, 78. 



, composition, 124. 

 Ovomucoid, 2, 20. 



, composition, 128. 



, tyrosine, 20. 

 Oxidation during hydrolysis, 84. 

 Ox muscle, 8l. 



, composition, 129. 



, N distribution, 131. 

 Ox serum, proteins, N distribution, 133. 

 Oxyproline, 8, 15, 21, 74, 79, 85. 



, amount in proteins, 111-130. 



, characterisation, 54. 



, constitution, 3. 



, isolation, 54. 



, loss during analysis, 68. 

 Oxytryptophan, 6, 21. 



PARAMUCIN, 81. 



, composition, 128. 

 Pathological tissues, 109. 



, N distribution, 133. 



Peanut, proteins, 75. 



, N distribution, 134. 

 Pecan, N distribution, 134. 

 Pepsin, composition, 128. 

 Peptone Roche, tyrosine, 23. 

 Peptones, 2, 83. 



, composition, 83, 130. 

 Percine, 70, 71. 



, composition, in. 

 Peripheral nerves, composition, 128. 

 Phaseolin, composition, 116. 



, N distribution, 131. 



, tyrosine, 20. 



Phenylalanine, 7, 14, 52, 73, 79, 80, 81, 82, 

 83, 85, 86, 89. 



, amount in proteins, 111-130. 



, characterisation, 52. 



, constitution, 3. 



, ester, 42, 52, 53. 



, in humin formation, 65. 



, isolation, 52. 



, loss during analysis, 69. 

 Phenylaminopropionic acid, 3. 

 Phosphoproteins, i, 2, 76. 



, composition, 120. 



, N distribution, 131, 132. 

 Phosphorescent infusoria, 8l. 



, composition, 127. 



Phosphotungstic acid precipitation, 16, 25, 



32, 48, 54, fci, 87, 88, 98-99- 

 Phosphotungstic-phosphomolybdic reagent 



for tyrosine estimation, 20. 

 Pinus Koraiensis protein, composition, 117. 

 Placenta, composition, 129. 

 Plastein, 84. 



, composition, 130. 

 Polypeptides, 2, 8, 82. 

 Potato, globulin, composition, 117. 



, , N distribution, 132. 

 Prolamines, 75. 



Proline, 8, 14, 15, 43, 45 , 69, 71, 75, 79, 82, 



8 3 85, 107. 



amount in proteins, 111-130. 

 characterisation, 43. 

 constitution, 3. 

 copper salt, 43. 

 ester, 42. 

 estimation, 43-44. 

 in humin formation, 65. 

 isolation, 43. 



loss during analysis, 68, 69. 

 Protalbic acid, 83, 84. 

 Protamine nucleus, 71. 

 Protamines, i, 2, 63, 70-71, 72. 

 , composition, in. 

 , N distribution, 70. 

 Proteins, differentiation by N distribution, 



I3I-I35. 



, elementary composition, 2. 

 , various, 81-82. 

 , , composition, 111-130. 

 Proteoses, 2, 82-84. 

 , composition, 130. 

 , N distribution, 131. 

 Proto-albumose, 83. 

 , composition, 130. 

 , N distribution, 131. 

 Pseudoglobulin, 108, 109. 

 , N distribution, 132, 133. 

 Pseudomucin, 8l. 



composition, 128. 

 Purines, 2, 72, 94. 



Pyridine, origin in coal tar, 65, 66. 

 Pyrimidines, 2, 94. 

 Pyrrolidine carboxylic acid, 3. 

 Pyrrolidone carboxylic acid, 34, 35, 67. 



RANOVIN, composition, 120. 

 Residue from ester distillation, 54. 

 Resistant body to enzymes, 14. 

 Results of analysis, 63-84. 

 Rice, N distribution, 134. 



protein, 75. 



, composition, 118. 



, N distribution, 132. 



Rye-gliadin, 75. 



, composition, 119. 



, N distribution, 131. 



grain, N distribution, 134. 



SALMINE, i, 4, 70, 71. 



, composition, in. 

 Sarcoma, tryptophan, 29. 

 Scales, armadillo, fish, snake, composition, 

 125. 



, , , , N distribution, 131. 

 Scallop muscle, 81. 



, composition, 129. 



, N distribution, 131. 



Scleroproteins, i, 69, 77-80. 



, composition, 121-126. 



, N distribution, 131-132. 

 Scombrine, i. 



, composition, in. 



Separation of amino acids into groups, 15, 85. 

 Serine, 7, 71, 77, 79. 



