INDEX 



Glycine, constitution, 2. 



ester, 38, 40, 42. 



, hydrochloride, 36, 38, 51. 



estimation, 36-37. 



in humin formation, 65. 



isolation, 36, 38, 44, 45. 



loss during analysis, 67, 68. 



phosphotungstate, 48. 



picrate, 51. 



separation from alanine, 51. 

 Glycinin, composition, 116. 



N distribution, 131. 



tyrosine, 20, 23. 

 Glycocoll, see glycine. 

 Glycoleucine, 5. 

 Glycyl-alanine, 2. 

 Goose feathers, 80. 

 Grey matter, brain, 128. 



H^EMOCYANIN, N distribution, 132. 

 Haemoglobin, i, 2, 72, 107. 



, composition of globin, 112. 



, N distribution, 131, 132. 

 Hair, i, 20, 24, 79, 80, 107. 



, composition, 126. 



, N distribution, 132. 



, tryptophan, 29. 



, tyrosine, 20. 

 Hemi-elastin, composition, 130. 

 Hemp seed, N distribution, 134. 

 Hetero-albumose, 83. 



, composition, 130. 



, N distribution, 131. 

 Heterocyclic compounds, 3-4, 85. 

 Hexone bases, 15, 63, 70, 83, 85, 109, no. 



, total N, 88, 102. 



, separation, 55-62. 



Hickory Nut, N distribution, 134. 

 Histidine, 4, 15, 65, 70, 71, 72, 73, 74, 75, 

 79, 82, 83, 85, 102, 103, 104, 108. 



, amount in proteins, 108, 111-130. 



, constitution, 3. 



, diazobenzene sulphonic acid reaction, 

 61-62. 



, estimation, 55, 56-58, 61-62, 85. 



, in humin formation, 65. 



, isolation, 55, 56-58. 



, nitrogen, 70, 85. 



, , analytical data, 132-135. 



, , estimation, 103-104, 107. 



, separation from arginine, 55. 

 Histones, i, 2, 71, 72. 



, composition, 112. 

 Hordein, i, 75. 



, composition, 119. 



, N distribution, 131. 



, tyrosine, 20. 

 Horn, i, 20, 24, 80. 



, composition, 126. 



, N distribution, 131. 



, tryptophan f 29. 



, tyrosine, 20. 



Horse serum proteins, N distribution, 133. 

 Humin nitrogen, 98, 105, no. 



, analytical data, 131-135. 



, estimation, 55-56, 88, 98, 105, 107. 



Humin nitrogen, formation, 9, 64, 65-67. 

 Hydrolysis, 7, 9-14, 55, 63, 64, 97. 

 , by alkalies, n. 

 , by baryta, 9, 32. 

 , by enzymes, 9, 14, 15, 19, 22, 27, 30, 



3i, 64. 

 , by hydrochloric acid, 9-10, n, 17, 18, 



24. 33. 34. 64, 87, 97, 105. 

 , by hydrofluoric acid, n. 

 , by sulphuric acid, 9, u, 15, 17, 18, 33, 



34. 55- 



, completion of, 12, 64, 97. 



, loss during, 63-65. 



, oxidation during, 84. 

 Hydroxyaminopropionic acid, 3. 

 Hydroxyaminosuberic acid, 5. 

 Hydroxyaminosuccinic acid, 5. 

 Hydroxydiaminosebacic acid, 5. 

 Hydroxyphenylaminopropionic acid, 3. 

 Hydroxypyrrolidinecarboxylic acid, 3. 



ICHTHULIN, I, 76. 



, composition, 120. 

 Ichthylepidin, composition, 125. 

 Imidazole-aminopropionic acid, 3. 

 Indole, 30. 



Indole-aminopropionic acid, 4. 

 Infusoria, phosphorescent, composition, 127. 

 lodoform from spongin, 65. 

 Isolation of units, 15-61. 

 Isoleucine, 5, 76, 85. 



, amount in proteins, 68, 111-130. 



, constitution, 3. 



, isolation, 44-46, 47-48. 



, loss during analysis, 68. 



, separation from leucine, 47-48. 



, valine, 45-46. 



KAFIRIN, 75. 



, composition, 119. 



, N distribution, 131. 

 Keratins, i, 24, 79-80. 



, composition^ 26. 



, N distribution, 131, 132. 



, tryptophan, 29, 31. 

 KoiKn, 80. 



, composition, 124. 



, N distribution, 131. 

 Kossel's method, 55-61. 

 Kyrins, 83. 



LACTALBUMIN, 73, 109, no. 



, composition, 108, 113. 



, N distribution, 132, 135. 



, tryptophan, 29, 30, 31. 



, tyrosine, 20. 

 Lactoglobulin, 109. 



, N distribution, 132. 

 Legumelin, 74, 75. 



, composition, 118. 



, N distribution, 131. 

 Legumin, i, 74, 75. 



, composition, 116. 



, N distribution, 131. 



, tryptophan, 31. 



, tyrosine, 20, 23. 



