MetaCyc Pathway: superpathway of cholesterol degradation II (cholesterol dehydrogenase) in Rhodosporidium toruloides IFO0880

Add experiment(s):


3-beta-hydroxy-Delta(5)-steroid dehydrogenase:
cholesterol + NAD+→cholest-5-en-3-one + NADH + H+
(EC 1.1.1.145)
No genes
Cholesterol oxidase:
cholest-5-en-3-one→cholest-4-en-3-one
(EC 1.1.3.6; 5.3.3.1)
No genes
cholest-4-en-3-one + dioxygen + 2 H+ + 2 a reduced ferredoxin [iron-sulfur] cluster→(25S)-26-hydroxycholest-4-en-3-one + 2 an oxidized ferredoxin [iron-sulfur] cluster + H2O (EC 1.14.15.29)
No genes
cholest-4-en-3-one + dioxygen + 2 H+ + 2 a reduced ferredoxin [iron-sulfur] cluster→(25R)-26-hydroxycholest-4-en-3-one + 2 an oxidized ferredoxin [iron-sulfur] cluster + H2O (EC 1.14.15.28)
No genes
(25S)-26-hydroxycholest-4-en-3-one + dioxygen + 2 H+ + 2 a reduced ferredoxin [iron-sulfur] cluster→(25S)-26-oxocholest-4-en-3-one + 2 an oxidized ferredoxin [iron-sulfur] cluster + 2 H2O (EC 1.14.15.29)
No genes
(25R)-26-hydroxycholest-4-en-3-one + dioxygen + 2 H+ + 2 a reduced ferredoxin [iron-sulfur] cluster→(25R)-26-oxocholest-4-en-3-one + 2 an oxidized ferredoxin [iron-sulfur] cluster + 2 H2O (EC 1.14.15.28)
No genes
(25S)-26-oxocholest-4-en-3-one + dioxygen + H+ + 2 a reduced ferredoxin [iron-sulfur] cluster→(25S)-3-oxocholest-4-en-26-oate + 2 an oxidized ferredoxin [iron-sulfur] cluster + H2O (EC 1.14.15.29)
No genes
(25R)-26-oxocholest-4-en-3-one + dioxygen + H+ + 2 a reduced ferredoxin [iron-sulfur] cluster→(25R)-3-oxocholest-4-en-26-oate + 2 an oxidized ferredoxin [iron-sulfur] cluster + H2O (EC 1.14.15.28)
No genes
(25S)-3-oxocholest-4-en-26-oate + ATP + coenzyme A→(25S)-3-oxocholest-4-en-26-oyl-CoA + AMP + diphosphate (EC 6.2.1.42)
No genes
(25R)-3-oxocholest-4-en-26-oate + ATP + coenzyme A→(25R)-3-oxocholest-4-en-26-oyl-CoA + AMP + diphosphate (EC 6.2.1.42)
No genes
Alpha-methylacyl-CoA racemase (in reverse):
(25R)-3-oxocholest-4-en-26-oyl-CoA→(25S)-3-oxocholest-4-en-26-oyl-CoA
(EC 5.1.99.4)
mRNA_248 (8616)
(25S)-3-oxocholest-4-en-26-oyl-CoA + an oxidized unknown electron carrier→3-oxocholest-4,24-dien-26-oyl-CoA + a reduced unknown two electron carrier
No genes
3-oxocholest-4,24-dien-26-oyl-CoA + H2O→24-hydroxy-3-oxocholest-4-en-26-oyl-CoA
No genes
3-hydroxyacyl-CoA dehydrogenase:
24-hydroxy-3-oxocholest-4-en-26-oyl-CoA + NAD+→3,24-dioxocholest-4-en-26-oyl-CoA + NADH + H+
(EC 1.1.1.35)
mRNA_2835 (11203)
Propanoyl-CoA C-acyltransferase (in reverse):
3,24-dioxocholest-4-en-26-oyl-CoA + coenzyme A→3-oxochol-4-en-24-oyl-CoA + propanoyl-CoA
(EC 2.3.1.176)
mRNA_5687 (14055)
3-oxochol-4-en-24-oyl-CoA + an oxidized unknown electron carrier→3-oxochol-4,22-dien-24-oyl-CoA + a reduced unknown two electron carrier
No genes
3-oxochol-4,22-dien-24-oyl-CoA + H2O→22-hydroxy-3-oxochol-4-en-24-oyl-CoA
No genes
22-hydroxy-3-oxochol-4-en-24-oyl-CoA + NAD+→3,22-dioxochol-4-en-24-oyl-CoA + NADH + H+
No genes
Acetyl-CoA C-acyltransferase (in reverse):
3,22-dioxochol-4-en-24-oyl-CoA + coenzyme A→acetyl-CoA + 3-oxo-23,24-bisnorchol-4-en-22-oyl-CoA
(EC 2.3.1.16)
mRNA_5445 (13813)
mRNA_5687 (14055)
mRNA_6860 (15228)
mRNA_310 (8678)
mRNA_517 (8885)
mRNA_697 (9065)
3-oxo-23,24-bisnorchol-4-en-22-oyl-CoA + an oxidized unknown electron carrier→3-oxo-23,24-bisnorchol-4,17(20)-dien-22-oyl-CoA + a reduced unknown two electron carrier
No genes
3-oxo-23,24-bisnorchol-4,17(20)-dien-22-oyl-CoA + H2O→17-hydroxy-3-oxo-4-pregnane-20-carboxyl-CoA
No genes
17-hydroxy-3-oxo-4-pregnane-20-carboxyl-CoA→propanoyl-CoA + androstenedione
No genes
3-oxosteroid 1-dehydrogenase:
androstenedione + an oxidized unknown electron carrier→androsta-1,4-diene-3,17-dione + a reduced unknown two electron carrier
(EC 1.3.99.4)
No genes
androsta-1,4-diene-3,17-dione + dioxygen + 2 H+ + 2 a reduced ferredoxin [iron-sulfur] cluster→9α-hydroxyandrosta-1,4-diene-3,17-dione + 2 an oxidized ferredoxin [iron-sulfur] cluster + H2O (EC 1.14.15.30)
No genes
9α-hydroxyandrosta-1,4-diene-3,17-dione→3-hydroxy-9,10-secoandrosta-1,3,5(10)-triene-9,17-dione (spontaneous)
No genes
3-hydroxy-9,10-secoandrosta-1,3,5(10)-triene-9,17-dione + FMNH2 + dioxygen→3,4-dihydroxy-9,10-secoandrosta-1,3,5(10)-triene-9,17-dione + FMN + H+ + H2O (EC 1.14.14.12)
No genes
dioxygenase:
3,4-dihydroxy-9,10-secoandrosta-1,3,5(10)-triene-9,17-dione + dioxygen→(1E,2Z)-3-hydroxy-5,9,17-trioxo-4,5:9,10-disecoandrosta-1 (10),2-dien-4-oate + H+
(EC 1.13.11.25)
No genes
(1E,2Z)-3-hydroxy-5,9,17-trioxo-4,5:9,10-disecoandrosta-1 (10),2-dien-4-oate + H2O→3-[(3aS,4S,7aS)-7a-methyl-1,5-dioxo-octahydro-1H-inden-4-yl]propanoate + (2Z,4Z)-2-hydroxyhexa-2,4-dienoate + H+ (EC 3.7.1.17)
No genes
(2Z,4Z)-2-hydroxyhexa-2,4-dienoate + H2O→(S)-4-hydroxy-2-oxohexanoate (EC 4.2.1.132)
No genes
3-[(3aS,4S,7aS)-7a-methyl-1,5-dioxo-octahydro-1H-inden-4-yl]propanoate + ATP + coenzyme A→3-[(3aS,4S,7aS)-7a-methyl-1,5-dioxo-octahydro-1H-inden-4-yl]propanoyl-CoA + AMP + diphosphate (EC 6.2.1.41)
No genes
(S)-4-hydroxy-2-oxohexanoate→1-propanal + pyruvate (EC 4.1.3.43)
No genes
3-beta-hydroxy-Delta(5)-steroid dehydrogenase (in reverse):
3-[(3aS,4S,7aS)-7a-methyl-1,5-dioxo-octahydro-1H-inden-4-yl]propanoyl-CoA + NADPH + H+→3-[(3aS,4S,5R,7aS)-5-hydroxy-7a-methyl-1-oxo-octahydro-1H-inden-4-yl]propanoyl-CoA + NADP+
(EC 1.1.1.145)
No genes
1-propanal + coenzyme A + NAD+→propanoyl-CoA + NADH + H+ (EC 1.2.1.87)
No genes
3-[(3aS,4S,5R,7aS)-5-hydroxy-7a-methyl-1-oxo-octahydro-1H-inden-4-yl]propanoyl-CoA + an oxidized unknown electron carrier→(2E)-3-[(3aS,4S,5R,7aS)-5-hydroxy-7a-methyl-1-oxo-octahydro-1H-inden-4-yl]prop-2-enoyl-CoA + a reduced unknown two electron carrier
No genes
(2E)-3-[(3aS,4S,5R,7aS)-5-hydroxy-7a-methyl-1-oxo-octahydro-1H-inden-4-yl]prop-2-enoyl-CoA + H2O→3-[(3aS,4S,5R,7aS)-5-hydroxy-7a-methyl-1-oxo-octahydro-1H-inden-4-yl]-3-hydroxypropanoyl-CoA
No genes
3-hydroxyacyl-CoA dehydrogenase:
3-[(3aS,4S,5R,7aS)-5-hydroxy-7a-methyl-1-oxo-octahydro-1H-inden-4-yl]-3-hydroxypropanoyl-CoA + NAD+→3-[(3aS,4S,5R,7aS)-5-hydroxy-7a-methyl-1-oxo-octahydro-1H-inden-4-yl]-3-oxopropanoyl-CoA + NADH + H+
(EC 1.1.1.35)
mRNA_2835 (11203)
Acetyl-CoA C-acyltransferase (in reverse):
3-[(3aS,4S,5R,7aS)-5-hydroxy-7a-methyl-1-oxo-octahydro-1H-inden-4-yl]-3-oxopropanoyl-CoA + coenzyme A→acetyl-CoA + (3aS,4S,5R,7aS)-5-hydroxy-7a-methyl-1-oxo-octahydro-1H-indene-4-carboxyl-CoA
(EC 2.3.1.16)
mRNA_5445 (13813)
mRNA_5687 (14055)
mRNA_6860 (15228)
mRNA_310 (8678)
mRNA_517 (8885)
mRNA_697 (9065)
(3aS,4S,5R,7aS)-5-hydroxy-7a-methyl-1-oxo-octahydro-1H-indene-4-carboxyl-CoA + NAD+→(5R,7aS)-5-hydroxy-7a-methyl-1-oxo-3,5,6,7-tetrahydro-2H-indene-4-carboxyl-CoA + NADH + H+
No genes
(5R,7aS)-5-hydroxy-7a-methyl-1-oxo-3,5,6,7-tetrahydro-2H-indene-4-carboxyl-CoA + NAD+→(5R,7aS)-7a-methyl-1,5-dioxo-3,5,6,7-tetrahydro-2H-indene-4-carboxyl-CoA + NADH + H+
No genes
(5R,7aS)-7a-methyl-1,5-dioxo-3,5,6,7-tetrahydro-2H-indene-4-carboxyl-CoA + H2O→(3R)-2-(2-carboxyethyl)-3-methyl-6-oxocyclohex-1-ene-1-carboxyl-CoA + H+
No genes
(3R)-2-(2-carboxyethyl)-3-methyl-6-oxocyclohex-1-ene-1-carboxyl-CoA + H2O→9-carboxy-6-methyl-3,7-dioxononanoyl-CoA
No genes
Acetyl-CoA C-acyltransferase (in reverse):
9-carboxy-6-methyl-3,7-dioxononanoyl-CoA + coenzyme A→acetyl-CoA + 7-carboxy-4-methyl-5-oxoheptanoyl-CoA
(EC 2.3.1.16)
mRNA_5445 (13813)
mRNA_5687 (14055)
mRNA_6860 (15228)
mRNA_310 (8678)
mRNA_517 (8885)
mRNA_697 (9065)
7-carboxy-4-methyl-5-oxoheptanoyl-CoA + an oxidized electron-transfer flavoprotein + H+→(2E)-7-carboxy-4-methyl-5-oxohept-2-enoyl-CoA + a reduced electron-transfer flavoprotein
No genes
(2E)-7-carboxy-4-methyl-5-oxohept-2-enoyl-CoA + H2O→(3R)-7-carboxy-3-hydroxy-4-methyl-5-oxoheptanoyl-CoA (EC 4.2.1.119)
No genes
3-hydroxyacyl-CoA dehydrogenase:
(3R)-7-carboxy-3-hydroxy-4-methyl-5-oxoheptanoyl-CoA + NAD+→7-carboxy-4-methyl-3,5-dioxoheptanoyl-CoA + NADH + H+
(EC 1.1.1.35)
mRNA_2835 (11203)
Acetyl-CoA C-acyltransferase (in reverse):
7-carboxy-4-methyl-3,5-dioxoheptanoyl-CoA + coenzyme A→acetyl-CoA + 5-carboxy-2-methyl-3-oxopentanoyl-CoA
(EC 2.3.1.16)
mRNA_5445 (13813)
mRNA_5687 (14055)
mRNA_6860 (15228)
mRNA_310 (8678)
mRNA_517 (8885)
mRNA_697 (9065)
5-carboxy-2-methyl-3-oxopentanoyl-CoA + coenzyme A→propanoyl-CoA + succinyl-CoA
No genes

Links:

Candidate genes for each reaction are identified from best hits to MetaCyc; by matching EC numbers (which are assigned by TIGRFam, SEED, or best hits to KEGG); or by matching SEED roles to KEGG reactions to MetaCyc reactions. See the "Protein" tab of each gene for more information