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(-) Description

Title :  CRYSTAL STRUCTURE OF 17ALPHA-HYDROXYSTEROID DEHYDROGENASE IN COMPLEX WITH NADP(H) IN A CLOSED CONFORMATION
 
Authors :  F. Faucher, K. Pereira De Jesus-Tran, L. Cantin, V. Luu-The, F. Labrie, R. Breton
Date :  21 Jun 06  (Deposition) - 05 Dec 06  (Release) - 24 Feb 09  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.35
Chains :  Asym. Unit :  A,B
Biol. Unit 1:  A  (1x)
Biol. Unit 2:  B  (1x)
Keywords :  17A-Hsd, Akr1C21, Akr, Aldo-Keto Reductase, Hsd, Hydroxysteroid Dehydrogenase, Closed Conformation, Oxidoreductase (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  F. Faucher, K. Pereira De Jesus-Tran, L. Cantin, V. Luu-The, F. Labrie, R. Breton
Crystal Structures Of Mouse 17Alpha-Hydroxysteroid Dehydrogenase (Apoenzyme And Enzyme-Nadp(H) Binary Complex): Identification Of Molecular Determinants Responsible For The Unique 17Alpha-Reductive Activity Of This Enzyme.
J. Mol. Biol. V. 364 747 2006
PubMed-ID: 17034817  |  Reference-DOI: 10.1016/J.JMB.2006.09.030
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - ALDO-KETO REDUCTASE FAMILY 1, MEMBER C21
    ChainsA, B
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System PlasmidPGEX1LT
    Expression System StrainBL21(DE3)PLYS
    Expression System Taxid562
    Expression System Vector TypePLASMID
    GeneAKR1C21
    Organism CommonHOUSE MOUSE
    Organism ScientificMUS MUSCULUS
    Organism Taxid10090

 Structural Features

(-) Chains, Units

  12
Asymmetric Unit AB
Biological Unit 1 (1x)A 
Biological Unit 2 (1x) B

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (4, 11)

Asymmetric Unit (4, 11)
No.NameCountTypeFull Name
1BME2Ligand/IonBETA-MERCAPTOETHANOL
2EDO5Ligand/Ion1,2-ETHANEDIOL
3MPD2Ligand/Ion(4S)-2-METHYL-2,4-PENTANEDIOL
4NDP2Ligand/IonNADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDEPHOSPHATE
Biological Unit 1 (4, 7)
No.NameCountTypeFull Name
1BME1Ligand/IonBETA-MERCAPTOETHANOL
2EDO4Ligand/Ion1,2-ETHANEDIOL
3MPD1Ligand/Ion(4S)-2-METHYL-2,4-PENTANEDIOL
4NDP1Ligand/IonNADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDEPHOSPHATE
Biological Unit 2 (4, 4)
No.NameCountTypeFull Name
1BME1Ligand/IonBETA-MERCAPTOETHANOL
2EDO1Ligand/Ion1,2-ETHANEDIOL
3MPD1Ligand/Ion(4S)-2-METHYL-2,4-PENTANEDIOL
4NDP1Ligand/IonNADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDEPHOSPHATE

(-) Sites  (11, 11)

Asymmetric Unit (11, 11)
No.NameEvidenceResiduesDescription
01AC1SOFTWAREGLY A:22 , THR A:23 , ALA A:24 , ASP A:50 , TYR A:55 , LYS A:84 , HIS A:117 , SER A:166 , ASN A:167 , GLN A:190 , TYR A:216 , GLY A:217 , VAL A:218 , LEU A:219 , GLY A:220 , THR A:221 , GLN A:222 , TYR A:224 , LEU A:236 , ALA A:253 , ASN A:269 , THR A:270 , SER A:271 , LEU A:272 , LYS A:273 , ARG A:276 , GLU A:279 , ASN A:280 , ILE A:306 , HOH A:1003 , HOH A:1015 , HOH A:1054 , HOH A:1081 , HOH A:1122 , HOH A:1171 , HOH A:1295 , HOH A:1421BINDING SITE FOR RESIDUE NDP A 401
02AC2SOFTWAREGLY B:22 , THR B:23 , ALA B:24 , ASP B:50 , TYR B:55 , LYS B:84 , HIS B:117 , SER B:166 , ASN B:167 , GLN B:190 , TYR B:216 , GLY B:217 , VAL B:218 , LEU B:219 , GLY B:220 , THR B:221 , GLN B:222 , TYR B:224 , LEU B:236 , ALA B:253 , ASN B:269 , THR B:270 , SER B:271 , LEU B:272 , LYS B:273 , ARG B:276 , GLU B:279 , ASN B:280 , HOH B:1006 , HOH B:1017 , HOH B:1037 , HOH B:1075 , HOH B:1118 , HOH B:1164 , HOH B:1251 , HOH B:1311BINDING SITE FOR RESIDUE NDP B 401
03AC3SOFTWARELEU A:25 , MPD A:901 , HOH A:1383BINDING SITE FOR RESIDUE EDO A 801
04AC4SOFTWAREALA B:24 , LEU B:25 , MPD B:902BINDING SITE FOR RESIDUE EDO B 802
05AC5SOFTWARESER A:53 , ASN A:56 , ASN A:128 , HOH A:1033 , HOH A:1117 , HOH A:1210BINDING SITE FOR RESIDUE EDO A 803
06AC6SOFTWAREASN A:11 , ASP A:12 , TYR A:184 , LYS A:185 , HOH A:1042 , HOH A:1349BINDING SITE FOR RESIDUE EDO A 804
07AC7SOFTWAREARG A:76 , GLN A:107 , PHE A:108 , HOH A:1072 , HOH A:1143 , HOH A:1286BINDING SITE FOR RESIDUE EDO A 805
08AC8SOFTWARECYS A:29BINDING SITE FOR RESIDUE BME A 1001
09AC9SOFTWARECYS B:29 , LYS B:33BINDING SITE FOR RESIDUE BME B 1002
10BC1SOFTWAREVAL A:54 , TYR A:55 , TYR A:224 , TRP A:227 , EDO A:801 , HOH A:1128BINDING SITE FOR RESIDUE MPD A 901
11BC2SOFTWAREVAL B:54 , TYR B:55 , TRP B:86 , TYR B:224 , TRP B:227 , EDO B:802BINDING SITE FOR RESIDUE MPD B 902

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 2HEJ)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 2HEJ)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 2HEJ)

(-) PROSITE Motifs  (1, 2)

Asymmetric Unit (1, 2)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1ALDOKETO_REDUCTASE_2PS00062 Aldo/keto reductase family signature 2.AK1CL_MOUSE151-168
 
  2A:151-168
B:151-168
Biological Unit 1 (1, 1)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1ALDOKETO_REDUCTASE_2PS00062 Aldo/keto reductase family signature 2.AK1CL_MOUSE151-168
 
  1A:151-168
-
Biological Unit 2 (1, 1)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1ALDOKETO_REDUCTASE_2PS00062 Aldo/keto reductase family signature 2.AK1CL_MOUSE151-168
 
  1-
B:151-168

(-) Exons   (0, 0)

(no "Exon" information available for 2HEJ)

(-) Sequences/Alignments

Asymmetric Unit
   Reformat: Number of residues per line =  ('0' or empty: single-line sequence representation)
  Number of residues per labelling interval =   
  UniProt sequence: complete  aligned part    
   Show mapping: SCOP domains CATH domains Pfam domains Secondary structure (by author)
SAPs(SNPs) PROSITE motifs Exons
(details for a mapped element are shown in a popup box when the mouse pointer rests over it)
Chain A from PDB  Type:PROTEIN  Length:318
 aligned with AK1CL_MOUSE | Q91WR5 from UniProtKB/Swiss-Prot  Length:323

    Alignment length:318
                                    15        25        35        45        55        65        75        85        95       105       115       125       135       145       155       165       175       185       195       205       215       225       235       245       255       265       275       285       295       305       315        
          AK1CL_MOUSE     6 HCVILNDGNFIPVLGFGTALPLECPKSKAKELTKIAIDAGFHHFDSASVYNTEDHVGEAIRSKIADGTVRREDIFYTSKVWCTSLHPELVRASLERSLQKLQFDYVDLYLIHYPMALKPGEENFPVDEHGKLIFDRVDLCATWEAMEKCKDAGLTKSIGVSNFNYRQLEMILNKPGLKYKPVCNQVECHPYLNQMKLLDFCKSKDIVLVAYGVLGTQRYGGWVDQNSPVLLDEPVLGSMAKKYNRTPALIALRYQLQRGIVVLNTSLKEERIKENMQVFEFQLSSEDMKVLDGLNRNMRYIPAAIFKGHPNWPFLDEY 323
               SCOP domains d2heja_ A: automated matches                                                                                                                                                                                                                                                                                                   SCOP domains
               CATH domains 2hejA00 A:6-323 NADP-dependent oxidoreductase                                                                                                                                                                                                                                                                                  CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author .eee.....eee.eeee.........hhhhhhhhhhhhhh..eee.hhhhhhhhhhhhhhhhhhhh...hhhhheeeeeehhhhh...hhhhhhhhhhhhhh...eeeeee....ee................ee..hhhhhhhhhhhhhhh..eeeeeee..hhhhhhhhhh.........eeeee......hhhhhhhhhhh..eeeee.................hhhhhhhhhhhhhhhh.hhhhhhhhhhhh...eeee...hhhhhhhhhhhhhh..hhhhhhhhhh.........hhhhh........... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------------------------------------------------------------------------------------ALDOKETO_REDUCTASE----------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                 2hej A   6 HCVILNDGNFIPVLGFGTALPLECPKSKAKELTKIAIDAGFHHFDSASVYNTEDHVGEAIRSKIADGTVRREDIFYTSKVWCTSLHPELVRASLERSLQKLQFDYVDLYLIHYPMALKPGEENFPVDEHGKLIFDRVDLCATWEAMEKCKDAGLTKSIGVSNFNYRQLEMILNKPGLKYKPVCNQVECHPYLNQMKLLDFCKSKDIVLVAYGVLGTQRYGGWVDQNSPVLLDEPVLGSMAKKYNRTPALIALRYQLQRGIVVLNTSLKEERIKENMQVFEFQLSSEDMKVLDGLNRNMRYIPAAIFKGHPNWPFLDEY 323
                                    15        25        35        45        55        65        75        85        95       105       115       125       135       145       155       165       175       185       195       205       215       225       235       245       255       265       275       285       295       305       315        

Chain B from PDB  Type:PROTEIN  Length:318
 aligned with AK1CL_MOUSE | Q91WR5 from UniProtKB/Swiss-Prot  Length:323

    Alignment length:318
                                    15        25        35        45        55        65        75        85        95       105       115       125       135       145       155       165       175       185       195       205       215       225       235       245       255       265       275       285       295       305       315        
          AK1CL_MOUSE     6 HCVILNDGNFIPVLGFGTALPLECPKSKAKELTKIAIDAGFHHFDSASVYNTEDHVGEAIRSKIADGTVRREDIFYTSKVWCTSLHPELVRASLERSLQKLQFDYVDLYLIHYPMALKPGEENFPVDEHGKLIFDRVDLCATWEAMEKCKDAGLTKSIGVSNFNYRQLEMILNKPGLKYKPVCNQVECHPYLNQMKLLDFCKSKDIVLVAYGVLGTQRYGGWVDQNSPVLLDEPVLGSMAKKYNRTPALIALRYQLQRGIVVLNTSLKEERIKENMQVFEFQLSSEDMKVLDGLNRNMRYIPAAIFKGHPNWPFLDEY 323
               SCOP domains d2hejb_ B: automated matches                                                                                                                                                                                                                                                                                                   SCOP domains
               CATH domains 2hejB00 B:6-323 NADP-dependent oxidoreductase                                                                                                                                                                                                                                                                                  CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author .eee.....eee.eeee.........hhhhhhhhhhhhhh..eee.hhhhhhhhhhhhhhhhhhhh...hhhhheeeeeehhhhh...hhhhhhhhhhhhhh...eeeeee..........................hhhhhhhhhhhhhhh..eeeeeee..hhhhhhhhhh.........eeeee......hhhhhhhhhhh..eeeee.................hhhhhhhhhhhhhhhh.hhhhhhhhhhhh...eeee...hhhhhhhhhhhhhh..hhhhhhhhhh.........hhhhh........... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------------------------------------------------------------------------------------ALDOKETO_REDUCTASE----------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                 2hej B   6 HCVILNDGNFIPVLGFGTALPLECPKSKAKELTKIAIDAGFHHFDSASVYNTEDHVGEAIRSKIADGTVRREDIFYTSKVWCTSLHPELVRASLERSLQKLQFDYVDLYLIHYPMALKPGEENFPVDEHGKLIFDRVDLCATWEAMEKCKDAGLTKSIGVSNFNYRQLEMILNKPGLKYKPVCNQVECHPYLNQMKLLDFCKSKDIVLVAYGVLGTQRYGGWVDQNSPVLLDEPVLGSMAKKYNRTPALIALRYQLQRGIVVLNTSLKEERIKENMQVFEFQLSSEDMKVLDGLNRNMRYIPAAIFKGHPNWPFLDEY 323
                                    15        25        35        45        55        65        75        85        95       105       115       125       135       145       155       165       175       185       195       205       215       225       235       245       255       265       275       285       295       305       315        

   Legend:   → Mismatch (orange background)
  - → Gap (green background, '-', border residues have a numbering label)
    → Modified Residue (blue background, lower-case, 'x' indicates undefined single-letter code, labelled with number + name)
  x → Chemical Group (purple background, 'x', labelled with number + name, e.g. ACE or NH2)
  extra numbering lines below/above indicate numbering irregularities and modified residue names etc., number ends below/above '|'

 Classification and Annotation

(-) SCOP Domains  (1, 2)

Asymmetric Unit

(-) CATH Domains  (1, 2)

Asymmetric Unit
(-)
Class: Alpha Beta (26913)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 2HEJ)

(-) Gene Ontology  (19, 19)

Asymmetric Unit(hide GO term definitions)
Chain A,B   (AK1CL_MOUSE | Q91WR5)
molecular function
    GO:0004032    alditol:NADP+ 1-oxidoreductase activity    Catalysis of the reaction: an alditol + NADP+ = an aldose + NADPH + H+.
    GO:0004033    aldo-keto reductase (NADP) activity    Catalysis of the reaction: an alcohol + NADP+ = an aldehyde or a ketone + NADPH + H+.
    GO:0047042    androsterone dehydrogenase (B-specific) activity    Catalysis of the reaction: NAD(P)+ + androsterone = NAD(P)H + H+ + 5-alpha-androstane-3,17-dione. The reaction is B-specific (i.e. the pro-S hydrogen is transferred from the 4-position of reduced nicotinamide cofactor) with respect to NAD(P)+.
    GO:0047023    androsterone dehydrogenase activity    Catalysis of the reaction: NAD(P)+ + androsterone = NAD(P)H + H+ + 5-alpha-androstane-3,17-dione.
    GO:0032052    bile acid binding    Interacting selectively and non-covalently with bile acids, any of a group of steroid carboxylic acids occurring in bile.
    GO:0031406    carboxylic acid binding    Interacting selectively and non-covalently with a carboxylic acid, any organic acid containing one or more carboxyl (COOH) groups or anions (COO-).
    GO:0047086    ketosteroid monooxygenase activity    Catalysis of the reaction: O2 + NADPH + progesterone = H2O + NADP+ + testosterone acetate.
    GO:0016491    oxidoreductase activity    Catalysis of an oxidation-reduction (redox) reaction, a reversible chemical reaction in which the oxidation state of an atom or atoms within a molecule is altered. One substrate acts as a hydrogen or electron donor and becomes oxidized, while the other acts as hydrogen or electron acceptor and becomes reduced.
    GO:0016655    oxidoreductase activity, acting on NAD(P)H, quinone or similar compound as acceptor    Catalysis of an oxidation-reduction (redox) reaction in which NADH or NADPH acts as a hydrogen or electron donor and reduces a quinone or a similar acceptor molecule.
    GO:0018636    phenanthrene 9,10-monooxygenase activity    Catalysis of the reaction: phenanthrene + O2 + NADH + H+ = H2O + NAD+ + phenanthrene-9,10-oxide.
    GO:0033764    steroid dehydrogenase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor    Catalysis of an oxidation-reduction (redox) reaction in which a CH-OH group acts as a hydrogen or electron donor and reduces NAD+ or NADP, and in which one substrate is a sterol derivative.
    GO:0047115    trans-1,2-dihydrobenzene-1,2-diol dehydrogenase activity    Catalysis of the reaction: NADP+ + trans-1,2-dihydrobenzene-1,2-diol = NADPH + catechol.
biological process
    GO:0006629    lipid metabolic process    The chemical reactions and pathways involving lipids, compounds soluble in an organic solvent but not, or sparingly, in an aqueous solvent. Includes fatty acids; neutral fats, other fatty-acid esters, and soaps; long-chain (fatty) alcohols and waxes; sphingoids and other long-chain bases; glycolipids, phospholipids and sphingolipids; and carotenes, polyprenols, sterols, terpenes and other isoprenoids.
    GO:0055114    oxidation-reduction process    A metabolic process that results in the removal or addition of one or more electrons to or from a substance, with or without the concomitant removal or addition of a proton or protons.
    GO:0006694    steroid biosynthetic process    The chemical reactions and pathways resulting in the formation of steroids, compounds with a 1,2,cyclopentanoperhydrophenanthrene nucleus; includes de novo formation and steroid interconversion by modification.
    GO:0008202    steroid metabolic process    The chemical reactions and pathways involving steroids, compounds with a 1,2,cyclopentanoperhydrophenanthrene nucleus.
cellular component
    GO:0005737    cytoplasm    All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.
    GO:0005829    cytosol    The part of the cytoplasm that does not contain organelles but which does contain other particulate matter, such as protein complexes.
    GO:0070062    extracellular exosome    A vesicle that is released into the extracellular region by fusion of the limiting endosomal membrane of a multivesicular body with the plasma membrane. Extracellular exosomes, also simply called exosomes, have a diameter of about 40-100 nm.

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 Related Entries

(-) Entries Sharing at Least One Protein Chain (UniProt ID)

UniProtKB/Swiss-Prot
        AK1CL_MOUSE | Q91WR52he5 2he8 2ipf 2ipg 2p5n 3cv6 3fjn

(-) Related Entries Specified in the PDB File

2hdj
2he5 CRYSTAL STRUCTURE OF 17ALPHA-HYDROXYSTEROID DEHYDROGENASE IN BINARY COMPLEX WITH NADP(H) IN AN OPEN CONFORMATION
2he8 CRYSTAL STRUCTURE OF 17ALPHA-HYDROXYSTEROID DEHYDROGENASE IN ITS APO-FORM