Subject Index 



655 



Cytochrome(s) — cont. 



redox potentials 56, 57 



relationship between redox potential and 

 ligand basicity 47, 53 



role in electron transfer 469-470 



separation from ribonucleoprotein par- 

 ticles 221-222 



spectra of 44 



influence of oxidation 172 



spin-states of 15 



storage form or precursor 469 



structure, relationship to effect of cooling 

 on spectra 458-459 



terminal electron transport 470-471 

 Cytochrome oxidases, comparison between 

 purified and non-purified 303-304 



components of 335-342 



in ox heart muscle 302-3 1 1 



in Pseudomonas aeiuginose 302-3 1 1 , 

 314-315 



properties of 304-306 



prosthetic group 314-315,335-338 



purification of 303 



reaction with ferrocy tochrome c 598-599 



respiratory components related to 306- 

 307 



respiratory components related to, re- 

 actions with 307-309 



specificity to electron-donating sub- 

 stances 309, 310 



spectra of 312 

 Cytochrome a, 



binding of 50 



composition of 281 



-haems 282 



in oxidative phosphorylation 339-342 



in plants 481-483 



in roots 492, 499-500 



measurement of 262 



nomenclature of 311-314 



oxidation of 278 



oxygen-reducing equivalents of 3 1 6-3 1 9 



properties of 304-306, 311-314 



prosthetic group in 323-324 



reaction of molecular oxygen in 50 



separation of 336 



separation from cytochrome a^ 282 



side chains of 56 



spectra of 42 

 Cytochrome a^, prosthetic group of 324 

 Cytochrome a^, in bacteria 302 



properties of 360-361 

 Cytochrome a^, in oxidative phosphory- 

 lation 339-342 



nomenclature of 311-314 



oxidation of 278 



oxygen-reducing equivalents 316-319 



Cytochrome a^ — cont. 

 properties of 311-314 

 prosthetic group in 323-324 

 reaction with carbon monoxide 45 

 reduction of 580,581,582,595 

 separation from cytochrome a 282 

 spectra of 42, 44 

 Cytochrome «;, compounds, in ascites 



tumour cells 332 

 in yeast 332 

 Cytochrome b, and oxidative phosphory- 

 lation 585 

 chemical analysis 503 

 efi"ect of antimycin 576, 582-585 

 eff'ect of cooling on spectra 447-451 

 effect of cyanide on 585 

 functions 432 



in electron transfer 552,604,605 

 in nitrate metabolism 395, 396, 397 

 in plant tissue 481, 482, 483, 494, 495 

 in roots 492, 499-500 

 oxidation-reduction potential 579-580, 



593 

 properties of 575 

 redox potential 46, 593-596 

 reduction of 585 



reduction of, kinetics 580-582, 593-596 

 role in respiratory chain, mechanism 



585-591 

 relationship with succinic dehydrogenase 



575-576 

 reaction of molecular oxygen in 50 

 side chains of 56 

 spectra of 42, 57 



pigments of same region 577-579 

 Cytochrome b^ in bacteria 468 

 effect of cooling on spectrum 448, 449 

 location of in cell fractions 220 

 microsomal 462 

 reoxidation with nitrate 395 

 Cytochrome Z),, absorption spectra of 508- 



510 

 contribution of prosthetic groups 502- 



504, 567, 568 

 amino acids in 503 

 and electron transfer 565 

 and succinate dehydrogenase 562 

 autoxidation of 573-574 



mechanism 574 

 binding of flavin group 569-570 

 chemical properties of 502-5 1 1 

 crystalline 501-523, 570 

 effect of cooling on spectrum 448, 449 

 eff"ect of oxygen on reduced 571 

 enzymic activity in 511-514, 516-519 



effect of aerobic storage 514 



effect of catalase 506 



