620
Index
Hemoglobin (cont.)
phase diagrams, 281,282-283
phenomena, molecular basis
for coherence of, 265-266
positive cooperativity in, by
consilient mechanism, 278
R state, 257-258
sigmoid oxygen binding of, 278
structural changes due to
oxygen binding of,
265-271
structures, 263-283
T state, 257-258,265
aqueous core of, 265
Hemoglobin S, 279-282
hydrophobic association and
tetrameters of, 279-281
persistence, 281-282
phase diagrams, 281,282-283
Hemophilia
cusp of insolubility and, 284
solubility, excess and, 240
solubility-insolubility
boundary, 3
Henderson-Hasselbalch
equation, 196-197
cooperativity introduced into,
198-200
titration curve comparison to,
197-198
Hill coefficients, 207-208
Hill plots, 8-9
Gibbs free energy allosteric
effects delineated by,
193-194
hemoglobin, 22
myoglobin, 22
steepness quantified using,
8-9
Himmel, D.M., 431,434-438,
440-445,447
Histidine, imidazole side chain,
392-394
Hoban, L.D., 499, 538
Hugel,T.,214,215,530,537,
594-596, 608
Hunte, C, 372, 374, 375, 379, 380,
384,385,
448,450
Hydration. See also
AGap,
Hydrophobic hydration
cusp of insolubihty lowered by,
41^2
ions,
dissolving and, 359
oil-like group, 41^2,109-112
Hydration competition, 177-179
apolar-polar, 201
cooperativity, positive and,
338-339
cusp of insolubility, movable
and, 18
fundamental process as,
184-191
hydrophobic-polar, 338
observation, 177-179
oil-like and vinegar like group,
6-10,18,123-124
pentagonally arranged water
and,179-181
pKa shifted state and, 9-10,
123
positive cooperativity results
from, 10
Hydrocarbon units (oil-like
groups), 2-3
ATP-produced repulsion
between charged groups
and, 11
charged group competition for
water with, 6-10,18,
123-124
charged groups and, 11
control association of, 22-23
dissociation of, 6
hydration around, 41-42,
109-112
hydrophobic hydration
disappearance and, 119
hydrophobic replacing and,
122
lowered cusp of insolubility
and increased hydration
around, 41^2
motion produced by
separation from water of,
30
pentagonal arrangement of
water around, 38-39
phase separation, 6
re-association of, 6
separation from water, 6, 30
solubility, 2-3
water around, process
involving, 109-112
water balance and, 6,11
Hydrogen (H), 29, 72,125
Hydrophobic assembly, 29, 30
Hydrophobic association,
195-196
allosteric proteins and,
243-244
amino acid structure and, 125,
126
amino-terminal domain and
lever arm head, 438,439,
440,441,442
dephsophorylation-initiated,
248-249
elastic-contractile model
proteins, 261-262,425^26
elastic force development and,
439^42
coupling of, 331, 336-337
elastic protein-based machine
solution and, 149
energy conversion, 203-204
fibrin, human fragment double
D,293-294
fibrinogen, 290-293
free energy change for,
137-146
AGap,
297-298
AGHA,
137-146
Gibbs free energy for, 137-140
hemoglobin fundamental
functional unit and, 260
hemoglobin S tetrameters and,
279-281
hydrophobic hydration amount
on complementary
surfaces and, 339-341
interconnecting chain
segments stretched by, 546
intermolecular, 53
intramolecular, 53
inverse temperature transition,
249,297-298,425-426
ion pair formation in elastic-
contractile model
proteins, 261-262
muscle contraction and,
245-249,248-249
muscle contraction by inverse
temperature transition,
249,425^26
myofibril, 425-426
myoglobin-like protein,
249-254
phosphorylation effect on,
530-532
phosphorylation initiated
dimerization by, 53,
54