General Information of the Protein
Protein ID
PT01489
Protein Name
3-oxo-5-alpha-steroid 4-dehydrogenase 2
Secondarily
Protein Name
5 alpha-SR2
SR type 2
Steroid 5-alpha-reductase 2
Type II 5-alpha reductase
Gene Name
SRD5A2
Sequence
MQVQCQQSPVLAGSATLVALGALALYVAKPSGYGKHTESLKPAATRLPARAAWFLQELPSFAVPAGILARQPLSLFGPPGTVLLGLFCLHYFHRTFVYSLLNRGRPYPAILILRGTAFCTGNGVLQGYYLIYCAEYPDGWYTDIRFSLGVFLFILGMGINIHSDYILRQLRKPGEISYRIPQGGLFTYVSGANFLGEIIEWIGYALATWSLPALAFAFFSLCFLGLRAFHHHRFYLKMFEDYPKSRKALIPFIF
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Organism
Homo sapiens, Human
Protein Classification
Enzyme
>
Oxidoreductase
Function
Converts testosterone (T) into 5-alpha-dihydrotestosterone (DHT) and progesterone or corticosterone into their corresponding 5-alpha-3-oxosteroids. It plays a central role in sexual differentiation and androgen physiology.
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Uniprot ID
Primary ID:
P31213

Secondarily ID:
B2RE87
Q2M1R4
Q9BYE6
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HGNC ID
HGNC:11285
Subcellular Location
Microsome membrane
Endoplasmic reticulum membrane
Map of Molecular Bioactivity Related to the Protein
Map of Molecular Bioactivity Related to the Protein

Protein
Cell Line
Compound

Bioactivity Value:

<= 0.1 μM
> 0.1 μM and <= 10 μM
> 10 μM
Imprecise Activity
Table of Molecular Bioactivities Related to the Protein
Cell Line ID: CL000011 , CHO
Compound ID Compound Name Compound Formula
CP0498246
4-(4-Phenoxy-benzoyl)-benzoic acid
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C20H14O4
 1
1
Ki = 5 nM
   TI
   LI
   LO
   TS
CP0045458
4-[4-(4-Methyl-benzoyl)-benzoyl]-benzoic acid
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C22H16O4
 1
1
Ki = 10 nM
   TI
   LI
   LO
   TS
CP0375173
4-Benzyloxy-1H-indole-2-carboxylic acid
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C16H13NO3
 1
1
Ki = 10 nM
   TI
   LI
   LO
   TS
CP0408546
5-methoxy-1-methyl-6-phenylmethoxyindole-2-carboxylic acid
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C18H17NO4
 1
1
Ki = 10 nM
   TI
   LI
   LO
   TS
CP0380683
4-[4-[(4-methylphenyl)methyl]benzoyl]benzoic acid
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C22H18O3
 1
1
Ki = 15 nM
   TI
   LI
   LO
   TS
CP0498106
4-[4-(4-nitrophenoxy)benzoyl]benzoic acid
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C20H13NO6
 1
1
Ki = 20 nM
   TI
   LI
   LO
   TS
CP0538297
4-[4-(4-hydroxybenzoyl)benzoyl]benzoic acid
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C21H14O5
 1
1
Ki = 22 nM
   TI
   LI
   LO
   TS
CP0366718
5-methoxy-6-phenylmethoxy-1H-indole-2-carboxylic acid
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C17H15NO4
 1
1
Ki = 30 nM
   TI
   LI
   LO
   TS
CP0495017
4-[4-[[4-(trifluoromethyl)phenyl]methyl]benzoyl]benzoic acid
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C22H15F3O3
 1
1
Ki = 30 nM
   TI
   LI
   LO
   TS
CP0505387
4-[4-(cyclohexanecarbonyl)benzoyl]benzoic acid
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C21H20O4
 1
1
Ki = 30 nM
   TI
   LI
   LO
   TS
CP0538310
4-[4-[4-(trifluoromethyl)benzoyl]benzoyl]benzoic acid
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C22H13F3O4
 1
1
Ki = 30 nM
   TI
   LI
   LO
   TS
CP0440158
4-[4-(2,4-dichlorobenzoyl)benzoyl]benzoic acid
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C21H12Cl2O4
 1
1
Ki = 35 nM
   TI
   LI
   LO
   TS
CP0480020
4-[4-(3,4-dichlorobenzoyl)benzoyl]benzoic acid
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C21H12Cl2O4
 1
1
Ki = 35 nM
   TI
   LI
   LO
   TS
CP0497693
4-[4-(4-chlorobenzoyl)benzoyl]benzoic acid
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C21H13ClO4
 1
1
Ki = 35 nM
   TI
   LI
   LO
   TS
CP0503990
4-[(4-phenoxyphenyl)methyl]benzoic acid
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C20H16O3
 1
1
Ki = 35 nM
   TI
   LI
   LO
   TS
CP0412953
4-[4-[3-(trifluoromethyl)benzoyl]benzoyl]benzoic acid
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C22H13F3O4
 1
1
Ki = 38 nM
   TI
   LI
   LO
   TS
CP0223232
5-Benzyloxy-1H-indole-2-carboxylic acid
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C16H13NO3
 1
1
Ki = 40 nM
   TI
   LI
   LO
   TS
CP0406018
4-[4-(2-phenylacetyl)benzoyl]benzoic acid
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C22H16O4
 1
1
Ki = 40 nM
   TI
   LI
   LO
   TS
CP0526081
4-(4-benzoylbenzoyl)benzoic acid
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C21H14O4
 1
1
Ki = 40 nM
   TI
   LI
   LO
   TS
CP0472069
4-[hydroxy-(4-phenoxyphenyl)methyl]benzoic acid
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C20H16O4
 1
1
Ki = 60 nM
   TI
   LI
   LO
   TS
CP0487347
4-[4-(2-phenylacetyl)phenyl]benzoic acid
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C21H16O3
 1
1
Ki = 60 nM
   TI
   LI
   LO
   TS
CP0406487
4-[4-(2,4-dichlorophenyl)benzoyl]benzoic acid
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C20H12Cl2O3
 1
1
Ki = 85 nM
   TI
   LI
   LO
   TS
CP0535100
4-[4-(4-nitrobenzoyl)benzoyl]benzoic acid
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C21H13NO6
 1
1
Ki = 100 nM
   TI
   LI
   LO
   TS
CP0429961
4-[4-(4-tert-butylbenzoyl)benzoyl]benzoic acid
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C25H22O4
 1
1
Ki = 110 nM
   TI
   LI
   LO
   TS
CP0406488
4-[4-(1,3-benzodioxole-5-carbonyl)benzoyl]benzoic acid
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C22H14O6
 1
1
Ki = 120 nM
   TI
   LI
   LO
   TS
CP0101217
1H-Indole-2-carboxylic acid
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C9H7NO2
 1
1
Ki = 230 nM
   TI
   LI
   LO
   TS
CP0447964
1-methyl-5-phenylmethoxyindole-2-carboxylic acid
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C17H15NO3
 1
1
Ki = 310 nM
   TI
   LI
   LO
   TS
CP0523772
4-[4-(4-carboxybenzoyl)benzoyl]benzoic acid
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C22H14O6
 1
1
Ki = 1000 nM
   TI
   LI
   LO
   TS
Biochemical Assays
Compound ID Compound Name Compound Formula
CP0043937
(17beta-(N-tert-butylcarbamoyl)-4-aza-5alpha-androst-1-en-3-one
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C23H36N2O2
 9
1 IC50 < 0.1 nM
2 IC50 = 0.18 nM
3 IC50 = 3 nM
4 IC50 = 4.2 nM
5 IC50 = 5 nM
6 IC50 = 8.5 nM
7 IC50 = 10 nM
8 IC50 = 58 nM
9 Ki = 2 nM
CP0150571
(1S,3aS,3bS,5aR,9aR,9bS,11aS)-N,N-diethyl-6,9a,11a-trimethyl-7-oxo-2,3,3a,3b,4,5,5a,8,9,9b,10,11-dodecahydro-1H-indeno[5,4-f]quinoline-1-carboxamide
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C24H40N2O2
 4
1 IC50 = 0.23 nM
2 IC50 = 1.9 nM
3 IC50 = 8.6 nM
4 Ki = 2 nM
CP0345390
4-(3-{3-[(4-Isobutyl-benzyl)-(4-isobutyl-phenyl)-amino]-benzoyl}-indol-1-yl)-butyric acid
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C40H44N2O3
 1
1 IC50 = 36 nM
CP0829272
(10,13-Dimethyl-3-oxo-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl)-acetaldehyde oxime
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C21H31NO2
 1
1 IC50 = 300 nM
CP0774469
17-(2-Hydroxyimino-propyl)-10,13-dimethyl-1,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-2H-cyclopenta[a]phenanthrene-3,6-dione
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C22H31NO3
 1
1 IC50 = 430 nM
CP0045458
4-[4-(4-Methyl-benzoyl)-benzoyl]-benzoic acid
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C22H16O4
 1
1 Ki = 10 nM
CP0223232
5-Benzyloxy-1H-indole-2-carboxylic acid
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C16H13NO3
 1
1 Ki = 40 nM
Clinical Information about the Protein
Target 1 ( Steroid 5-alpha-reductase 2 (SRD5A2) )
Target Type Successful Target
Disease 1 Target-related Disease  1
1 Benign prostatic hyperplasia [ICD-11: GA90]
Approved Drug(s) 1 Approved Drug  1
1 Finasteride Approved
Benign prostatic hyperplasia