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(-) Description

Title :  CRYSTAL STRUCTURE OF ABAD/HSD10 WITH A BOUND INHIBITOR
 
Authors :  C. R. Kissinger, P. A. Rejto, L. A. Pelletier, R. E. Showalter, J. E. Villafranca
Date :  04 Aug 04  (Deposition) - 05 Oct 04  (Release) - 24 Feb 09  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.00
Chains :  Asym./Biol. Unit :  A,B,C,D
Keywords :  Protein-Inhibitor Complex, Rossmann Fold, Oxidoreductase (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  C. R. Kissinger, P. A. Rejto, L. A. Pelletier, J. A. Thomson, R. E. Showalter, M. A. Abreo, C. S. Agree, S. Margosiak, J. J. Meng, R. M. Aust, D. Vanderpool, B. Li, A. Tempczyk-Russell, J. E. Villafranca
Crystal Structure Of Human Abad/Hsd10 With A Bound Inhibitor: Implications For Design Of Alzheimer'S Disease Therapeutics
J. Mol. Biol. V. 342 943 2004
PubMed-ID: 15342248  |  Reference-DOI: 10.1016/J.JMB.2004.07.071
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - 3-HYDROXYACYL-COA DEHYDROGENASE TYPE II
    ChainsA, B, C, D
    EC Number1.1.1.35
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System PlasmidPMGH4
    Expression System Taxid562
    Expression System Vector TypePLASMID
    GeneHADH2, ERAB, XH98G2, SCHAD
    MutationYES
    Organism CommonHUMAN
    Organism ScientificHOMO SAPIENS
    Organism Taxid9606
    SynonymTYPE II HADH, ENDOPLASMIC RETICULUM-ASSOCIATED AMYLOID BETA-PEPTIDE BINDING PROTEIN, SHORT-CHAIN TYPE DEHYDROGENASE/REDUCTASE XH98G2, AMYLOID BETA-PEPTIDE- BINDING ALCHOHOL DEHYDROGENASE, ABAD

 Structural Features

(-) Chains, Units

  1234
Asymmetric/Biological Unit ABCD

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (2, 4)

Asymmetric/Biological Unit (2, 4)
No.NameCountTypeFull Name
1NAD1Ligand/IonNICOTINAMIDE-ADENINE-DINUCLEOTIDE
2TDT3Ligand/Ion1-AZEPAN-1-YL-2-PHENYL-2-(4-THIOXO-1,4-DIHYDRO-PYRAZOLO[3,4-D]PYRIMIDIN-5-YL)ETHANONE ADDUCT

(-) Sites  (4, 4)

Asymmetric Unit (4, 4)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREGLY A:17 , SER A:20 , GLY A:21 , LEU A:22 , ASP A:41 , LEU A:42 , ALA A:63 , ASP A:64 , VAL A:65 , CYS A:91 , ALA A:92 , GLY A:93 , ALA A:95 , VAL A:96 , ALA A:97 , VAL A:120 , THR A:153 , ALA A:154 , SER A:155 , GLN A:162 , VAL A:163 , GLN A:165 , TYR A:168 , LYS A:172 , PRO A:198 , GLY A:199 , LEU A:200 , PHE A:201 , THR A:203 , PRO A:204 , LEU A:205 , LEU A:206 , HOH A:504 , HOH A:530 , HOH A:565 , HOH A:567BINDING SITE FOR RESIDUE TDT A 501
2AC2SOFTWAREGLY B:17 , SER B:20 , GLY B:21 , LEU B:22 , ASP B:41 , LEU B:42 , ALA B:63 , ASP B:64 , VAL B:65 , CYS B:91 , ALA B:92 , GLY B:93 , THR B:153 , ALA B:154 , SER B:155 , TYR B:168 , LYS B:172 , PRO B:198 , GLY B:199 , PHE B:201 , THR B:203 , PRO B:204 , LEU B:206 , HOH B:506 , HOH B:524 , HOH B:543 , HOH B:551BINDING SITE FOR RESIDUE NAD B 502
3AC3SOFTWAREGLY C:17 , SER C:20 , GLY C:21 , LEU C:22 , ASP C:41 , ALA C:63 , ASP C:64 , VAL C:65 , CYS C:91 , ALA C:92 , GLY C:93 , ALA C:95 , ALA C:97 , VAL C:120 , THR C:153 , ALA C:154 , SER C:155 , GLN C:162 , VAL C:163 , GLN C:165 , TYR C:168 , LYS C:172 , PRO C:198 , GLY C:199 , LEU C:200 , PHE C:201 , THR C:203 , PRO C:204 , LEU C:205 , LEU C:206 , LEU C:209 , HOH C:507 , HOH C:509 , HOH C:538 , HOH C:545 , HOH C:552 , HOH C:556BINDING SITE FOR RESIDUE TDT C 503
4AC4SOFTWAREGLY D:17 , SER D:20 , GLY D:21 , LEU D:22 , ASP D:41 , LEU D:42 , ALA D:63 , ASP D:64 , VAL D:65 , CYS D:91 , ALA D:92 , GLY D:93 , ALA D:95 , VAL D:120 , THR D:153 , ALA D:154 , SER D:155 , GLN D:162 , VAL D:163 , GLN D:165 , TYR D:168 , LYS D:172 , PRO D:198 , GLY D:199 , LEU D:200 , PHE D:201 , THR D:203 , PRO D:204 , LEU D:205 , SER D:208 , LEU D:209 , HOH D:526 , HOH D:544 , HOH D:561 , HOH D:570 , HOH D:571 , HOH D:575BINDING SITE FOR RESIDUE TDT D 504

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 1U7T)

(-) Cis Peptide Bonds  (4, 4)

Asymmetric/Biological Unit
No.Residues
1Phe A:223 -Pro A:224
2Phe B:223 -Pro B:224
3Phe C:223 -Pro C:224
4Phe D:223 -Pro D:224

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (3, 12)

Asymmetric/Biological Unit (3, 12)
  dbSNPPDB
No.SourceVariant IDVariantUniProt IDStatusIDChainVariant
1UniProtVAR_015987L122VHCD2_HUMANDisease (MHBD deficiency)28935476A/B/C/DL122V
2UniProtVAR_015988R130CHCD2_HUMANDisease (MHBD deficiency)28935475A/B/C/DR130C
3UniProtVAR_032093N247SHCD2_HUMANDisease (MHBD deficiency)122461163A/B/C/DN247S

  SNP/SAP Summary Statistics (UniProtKB/Swiss-Prot)

(-) PROSITE Motifs  (1, 4)

Asymmetric/Biological Unit (1, 4)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1ADH_SHORTPS00061 Short-chain dehydrogenases/reductases family signature.HCD2_HUMAN155-183
 
 
 
  4A:155-183
B:155-183
C:155-183
D:155-183

(-) Exons   (6, 24)

Asymmetric/Biological Unit (6, 24)
 ENSEMBLUniProtKBPDB
No.Transcript IDExonExon IDGenome LocationLengthIDLocationLengthCountLocationLength
1.1aENST000001682161aENSE00001038851X:53461320-5346126655HCD2_HUMAN1-994A:7-9
B:7-9
C:7-9
D:7-9
3
3
3
3
1.2ENST000001682162ENSE00000846304X:53460833-53460669165HCD2_HUMAN10-64554A:10-64
B:10-64
C:10-64
D:10-64
55
55
55
55
1.3aENST000001682163aENSE00000671344X:53459359-53459195165HCD2_HUMAN65-119554A:65-119
B:65-119
C:65-119
D:65-119
55
55
55
55
1.4aENST000001682164aENSE00000671345X:53459064-53458936129HCD2_HUMAN120-162434A:120-162
B:120-162
C:120-162
D:120-162
43
43
43
43
1.5cENST000001682165cENSE00000671346X:53458854-53458746109HCD2_HUMAN163-199374A:163-199
B:163-199
C:163-199
D:163-199
37
37
37
37
1.6bENST000001682166bENSE00000846303X:53458542-53458206337HCD2_HUMAN199-261634A:199-261
B:199-261
C:199-261
D:199-261
63
63
63
63

(-) Sequences/Alignments

Asymmetric/Biological 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:255
 aligned with HCD2_HUMAN | Q99714 from UniProtKB/Swiss-Prot  Length:261

    Alignment length:255
                                    16        26        36        46        56        66        76        86        96       106       116       126       136       146       156       166       176       186       196       206       216       226       236       246       256     
           HCD2_HUMAN     7 SVKGLVAVITGGASGLGLATAERLVGQGASAVLLDLPNSGGEAQAKKLGNNCVFAPADVTSEKDVQTALALAKGKFGRVDVAVNCAGIAVASKTYNLKKGQTHTLEDFQRVLDVNLMGTFNVIRLVAGEMGQNEPDQGGQRGVIINTASVAAFEGQVGQAAYSASKGGIVGMTLPIARDLAPIGIRVMTIAPGLFGTPLLTSLPEKVCNFLASQVPFPSRLGDPAEYAHLVQAIIENPFLNGEVIRLDGAIRMQP 261
               SCOP domains d1u7ta_ A: Type II 3-hydroxyacyl-CoA dehydrogenase                                                                                                                                                                                                              SCOP domains
               CATH domains 1u7tA00 A:7-261 NAD(P)-binding Rossmann-like Domain                                                                                                                                                                                                             CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .....eeeee...hhhhhhhhhhhhhh..eeeeee....hhhhhhhhhh..eeeee....hhhhhhhhhhhhhhhhh...eeee..........ee....ee.hhhhhhhhhhhhhhhhhhhhhhhhhhhh..........eeeeee..hhhhhh...hhhhhhhhhhhhhhhhhhhhhhh...eeeeeeee....hhhhhhhhhhhhhhhhhh........hhhhhhhhhhhhhhh......eeee........ Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------V-------C--------------------------------------------------------------------------------------------------------------------S-------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------------------------------------ADH_SHORT  PDB: A:155-183    ------------------------------------------------------------------------------ PROSITE
           Transcript 1 (1) 1.1Exon 1.2  PDB: A:10-64 UniProt: 10-64                  Exon 1.3a  PDB: A:65-119 UniProt: 65-119               Exon 1.4a  PDB: A:120-162 UniProt: 120-162 Exon 1.5c  PDB: A:163-199            -------------------------------------------------------------- Transcript 1 (1)
           Transcript 1 (2) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------Exon 1.6b  PDB: A:199-261 UniProt: 199-261                      Transcript 1 (2)
                 1u7t A   7 SVKGLVAVITGGASGLGLATAERLVGQGASAVLLDLPNSGGEAQAKKLGNNCVFAPADVTSEKDVQTALALAKGKFGRVDVAVNCAGIAVASKTYNLKKGQTHTLEDFQRVLDVNLMGTFNVIRLVAGEMGQNEPDQGGQRGVIINTASVAAFEGQVGQAAYSASKGGIVGMTLPIARDLAPIGIRVMTIAPGLFGTPLLTSLPEKVRNFLASQVPFPSRLGDPAEYAHLVQAIIENPFLNGEVIRLDGAIRMQP 261
                                    16        26        36        46        56        66        76        86        96       106       116       126       136       146       156       166       176       186       196       206       216       226       236       246       256     

Chain B from PDB  Type:PROTEIN  Length:255
 aligned with HCD2_HUMAN | Q99714 from UniProtKB/Swiss-Prot  Length:261

    Alignment length:255
                                    16        26        36        46        56        66        76        86        96       106       116       126       136       146       156       166       176       186       196       206       216       226       236       246       256     
           HCD2_HUMAN     7 SVKGLVAVITGGASGLGLATAERLVGQGASAVLLDLPNSGGEAQAKKLGNNCVFAPADVTSEKDVQTALALAKGKFGRVDVAVNCAGIAVASKTYNLKKGQTHTLEDFQRVLDVNLMGTFNVIRLVAGEMGQNEPDQGGQRGVIINTASVAAFEGQVGQAAYSASKGGIVGMTLPIARDLAPIGIRVMTIAPGLFGTPLLTSLPEKVCNFLASQVPFPSRLGDPAEYAHLVQAIIENPFLNGEVIRLDGAIRMQP 261
               SCOP domains d1u7tb_ B: Type II 3-hydroxyacyl-CoA dehydrogenase                                                                                                                                                                                                              SCOP domains
               CATH domains 1u7tB00 B:7-261 NAD(P)-binding Rossmann-like Domain                                                                                                                                                                                                             CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .....eeeee...hhhhhhhhhhhhhh..eeeeee....hhhhhhhhhh..eeeee....hhhhhhhhhhhhhhhhh...eeee..........ee....ee.hhhhhhhhhhhhhhhhhhhhhhhhhhhh..........eeeeee..hhhhhh...hhhhhhhhhhhhhhhhhhhhhhh...eeeeeeee....hhhhhh.hhhhhhhhhh.........hhhhhhhhhhhhhhh......eeee........ Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------V-------C--------------------------------------------------------------------------------------------------------------------S-------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------------------------------------ADH_SHORT  PDB: B:155-183    ------------------------------------------------------------------------------ PROSITE
           Transcript 1 (1) 1.1Exon 1.2  PDB: B:10-64 UniProt: 10-64                  Exon 1.3a  PDB: B:65-119 UniProt: 65-119               Exon 1.4a  PDB: B:120-162 UniProt: 120-162 Exon 1.5c  PDB: B:163-199            -------------------------------------------------------------- Transcript 1 (1)
           Transcript 1 (2) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------Exon 1.6b  PDB: B:199-261 UniProt: 199-261                      Transcript 1 (2)
                 1u7t B   7 SVKGLVAVITGGASGLGLATAERLVGQGASAVLLDLPNSGGEAQAKKLGNNCVFAPADVTSEKDVQTALALAKGKFGRVDVAVNCAGIAVASKTYNLKKGQTHTLEDFQRVLDVNLMGTFNVIRLVAGEMGQNEPDQGGQRGVIINTASVAAFEGQVGQAAYSASKGGIVGMTLPIARDLAPIGIRVMTIAPGLFGTPLLTSLPEKVRNFLASQVPFPSRLGDPAEYAHLVQAIIENPFLNGEVIRLDGAIRMQP 261
                                    16        26        36        46        56        66        76        86        96       106       116       126       136       146       156       166       176       186       196       206       216       226       236       246       256     

Chain C from PDB  Type:PROTEIN  Length:255
 aligned with HCD2_HUMAN | Q99714 from UniProtKB/Swiss-Prot  Length:261

    Alignment length:255
                                    16        26        36        46        56        66        76        86        96       106       116       126       136       146       156       166       176       186       196       206       216       226       236       246       256     
           HCD2_HUMAN     7 SVKGLVAVITGGASGLGLATAERLVGQGASAVLLDLPNSGGEAQAKKLGNNCVFAPADVTSEKDVQTALALAKGKFGRVDVAVNCAGIAVASKTYNLKKGQTHTLEDFQRVLDVNLMGTFNVIRLVAGEMGQNEPDQGGQRGVIINTASVAAFEGQVGQAAYSASKGGIVGMTLPIARDLAPIGIRVMTIAPGLFGTPLLTSLPEKVCNFLASQVPFPSRLGDPAEYAHLVQAIIENPFLNGEVIRLDGAIRMQP 261
               SCOP domains d1u7tc_ C: Type II 3-hydroxyacyl-CoA dehydrogenase                                                                                                                                                                                                              SCOP domains
               CATH domains 1u7tC00 C:7-261 NAD(P)-binding Rossmann-like Domain                                                                                                                                                                                                             CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .....eeeee...hhhhhhhhhhhhhh..eeeeee....hhhhhhhhhh..eeeee....hhhhhhhhhhhhhhhhh...eeee..........ee....ee.hhhhhhhhhhhhhhhhhhhhhhhhhhhhh.........eeeeee..hhhhhh...hhhhhhhhhhhhhhhhhhhhhhh...eeeeeeee....hhhhhhhhhhhhhhhhhh........hhhhhhhhhhhhhhh......eeee........ Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------V-------C--------------------------------------------------------------------------------------------------------------------S-------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------------------------------------ADH_SHORT  PDB: C:155-183    ------------------------------------------------------------------------------ PROSITE
           Transcript 1 (1) 1.1Exon 1.2  PDB: C:10-64 UniProt: 10-64                  Exon 1.3a  PDB: C:65-119 UniProt: 65-119               Exon 1.4a  PDB: C:120-162 UniProt: 120-162 Exon 1.5c  PDB: C:163-199            -------------------------------------------------------------- Transcript 1 (1)
           Transcript 1 (2) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------Exon 1.6b  PDB: C:199-261 UniProt: 199-261                      Transcript 1 (2)
                 1u7t C   7 SVKGLVAVITGGASGLGLATAERLVGQGASAVLLDLPNSGGEAQAKKLGNNCVFAPADVTSEKDVQTALALAKGKFGRVDVAVNCAGIAVASKTYNLKKGQTHTLEDFQRVLDVNLMGTFNVIRLVAGEMGQNEPDQGGQRGVIINTASVAAFEGQVGQAAYSASKGGIVGMTLPIARDLAPIGIRVMTIAPGLFGTPLLTSLPEKVRNFLASQVPFPSRLGDPAEYAHLVQAIIENPFLNGEVIRLDGAIRMQP 261
                                    16        26        36        46        56        66        76        86        96       106       116       126       136       146       156       166       176       186       196       206       216       226       236       246       256     

Chain D from PDB  Type:PROTEIN  Length:255
 aligned with HCD2_HUMAN | Q99714 from UniProtKB/Swiss-Prot  Length:261

    Alignment length:255
                                    16        26        36        46        56        66        76        86        96       106       116       126       136       146       156       166       176       186       196       206       216       226       236       246       256     
           HCD2_HUMAN     7 SVKGLVAVITGGASGLGLATAERLVGQGASAVLLDLPNSGGEAQAKKLGNNCVFAPADVTSEKDVQTALALAKGKFGRVDVAVNCAGIAVASKTYNLKKGQTHTLEDFQRVLDVNLMGTFNVIRLVAGEMGQNEPDQGGQRGVIINTASVAAFEGQVGQAAYSASKGGIVGMTLPIARDLAPIGIRVMTIAPGLFGTPLLTSLPEKVCNFLASQVPFPSRLGDPAEYAHLVQAIIENPFLNGEVIRLDGAIRMQP 261
               SCOP domains d1u7td_ D: Type II 3-hydroxyacyl-CoA dehydrogenase                                                                                                                                                                                                              SCOP domains
               CATH domains 1u7tD00 D:7-261 NAD(P)-binding Rossmann-like Domain                                                                                                                                                                                                             CATH domains
           Pfam domains (1) ----adh_short-1u7tD01 D:11-187                                                                                                                                                       -------------------------------------------------------------------------- Pfam domains (1)
           Pfam domains (2) ----adh_short-1u7tD02 D:11-187                                                                                                                                                       -------------------------------------------------------------------------- Pfam domains (2)
           Pfam domains (3) ----adh_short-1u7tD03 D:11-187                                                                                                                                                       -------------------------------------------------------------------------- Pfam domains (3)
           Pfam domains (4) ----adh_short-1u7tD04 D:11-187                                                                                                                                                       -------------------------------------------------------------------------- Pfam domains (4)
         Sec.struct. author .....eeeee...hhhhhhhhhhhhhh..eeeeee....hhhhhhhhhh..eeeee....hhhhhhhhhhhhhhhhh...eeee..........ee....ee.hhhhhhhhhhhhhhhhhhhhhhhhhhhhh..........eeeee..hhhhhh...hhhhhhhhhhhhhhhhhhhhhhhhhh.eeeeeee....hhhhh..hhhhhhhhhhh........hhhhhhhhhhhhhhh......eeee........ Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------V-------C--------------------------------------------------------------------------------------------------------------------S-------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------------------------------------ADH_SHORT  PDB: D:155-183    ------------------------------------------------------------------------------ PROSITE
           Transcript 1 (1) 1.1Exon 1.2  PDB: D:10-64 UniProt: 10-64                  Exon 1.3a  PDB: D:65-119 UniProt: 65-119               Exon 1.4a  PDB: D:120-162 UniProt: 120-162 Exon 1.5c  PDB: D:163-199            -------------------------------------------------------------- Transcript 1 (1)
           Transcript 1 (2) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------Exon 1.6b  PDB: D:199-261 UniProt: 199-261                      Transcript 1 (2)
                 1u7t D   7 SVKGLVAVITGGASGLGLATAERLVGQGASAVLLDLPNSGGEAQAKKLGNNCVFAPADVTSEKDVQTALALAKGKFGRVDVAVNCAGIAVASKTYNLKKGQTHTLEDFQRVLDVNLMGTFNVIRLVAGEMGQNEPDQGGQRGVIINTASVAAFEGQVGQAAYSASKGGIVGMTLPIARDLAPIGIRVMTIAPGLFGTPLLTSLPEKVRNFLASQVPFPSRLGDPAEYAHLVQAIIENPFLNGEVIRLDGAIRMQP 261
                                    16        26        36        46        56        66        76        86        96       106       116       126       136       146       156       166       176       186       196       206       216       226       236       246       256     

   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, 4)

Asymmetric/Biological Unit

(-) CATH Domains  (1, 4)

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

(-) Pfam Domains  (1, 4)

Asymmetric/Biological Unit

(-) Gene Ontology  (26, 26)

Asymmetric/Biological Unit(hide GO term definitions)
Chain A,B,C,D   (HCD2_HUMAN | Q99714)
molecular function
    GO:0047015    3-hydroxy-2-methylbutyryl-CoA dehydrogenase activity    Catalysis of the reaction: NAD+ + 2-methyl-3-hydroxybutyryl-CoA = NADH + H+ + 2-methylaceto-acetyl-CoA.
    GO:0003857    3-hydroxyacyl-CoA dehydrogenase activity    Catalysis of the reaction: (S)-3-hydroxyacyl-CoA + NAD+ = 3-oxoacyl-CoA + NADH + H(+).
    GO:0051287    NAD binding    Interacting selectively and non-covalently with nicotinamide adenine dinucleotide, a coenzyme involved in many redox and biosynthetic reactions; binding may be to either the oxidized form, NAD+, or the reduced form, NADH.
    GO:0018454    acetoacetyl-CoA reductase activity    Catalysis of the reaction: (R)-3-hydroxyacyl-CoA + NADP+ = 3-oxoacyl-CoA + NADPH + H+.
    GO:0001540    amyloid-beta binding    Interacting selectively and non-covalently with amyloid-beta peptide/protein and/or its precursor.
    GO:0008709    cholate 7-alpha-dehydrogenase activity    Catalysis of the reaction: cholate + NAD(+) = 3alpha,12alpha-dihydroxy-7-oxo-5beta-cholanate + H(+) + NADH.
    GO:0004303    estradiol 17-beta-dehydrogenase activity    Catalysis of the reaction: estradiol-17-beta + NADP+ = estrone + NADPH + H+.
    GO:0030331    estrogen receptor binding    Interacting selectively and non-covalently with an estrogen receptor.
    GO:0042802    identical protein binding    Interacting selectively and non-covalently with an identical protein or proteins.
    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:0005515    protein binding    Interacting selectively and non-covalently with any protein or protein complex (a complex of two or more proteins that may include other nonprotein molecules).
    GO:0005496    steroid binding    Interacting selectively and non-covalently with a steroid, any of a large group of substances that have in common a ring system based on 1,2-cyclopentanoperhydrophenanthrene.
    GO:0030283    testosterone dehydrogenase [NAD(P)] activity    Catalysis of the reaction: testosterone + NAD(P)+ = androst-4-ene-3,17-dione + NAD(P)H + H+.
biological process
    GO:0033327    Leydig cell differentiation    The process in which a relatively unspecialized cell acquires specialized structural and/or functional features of a Leydig cell. A Leydig cell is a testosterone-secreting cell in the interstitial area, between the seminiferous tubules, in the testis.
    GO:0009083    branched-chain amino acid catabolic process    The chemical reactions and pathways resulting in the breakdown of amino acids containing a branched carbon skeleton, comprising isoleucine, leucine and valine.
    GO:0007569    cell aging    An aging process that has as participant a cell after a cell has stopped dividing. Cell aging may occur when a cell has temporarily stopped dividing through cell cycle arrest (GO:0007050) or when a cell has permanently stopped dividing, in which case it is undergoing cellular senescence (GO:0090398). May precede cell death (GO:0008219) and succeed cell maturation (GO:0048469).
    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:0070901    mitochondrial tRNA methylation    The posttranscriptional addition of methyl groups to specific residues in a mitochondrial tRNA molecule.
    GO:0090646    mitochondrial tRNA processing    The process in which a pre-tRNA molecule is converted to a mature tRNA, ready for addition of an aminoacyl group, in the mitochondrion.
    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:0051289    protein homotetramerization    The formation of a protein homotetramer, a macromolecular structure consisting of four noncovalently associated identical subunits.
    GO:0008033    tRNA processing    The process in which a pre-tRNA molecule is converted to a mature tRNA, ready for addition of an aminoacyl group.
cellular component
    GO:0005737    cytoplasm    All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.
    GO:0005759    mitochondrial matrix    The gel-like material, with considerable fine structure, that lies in the matrix space, or lumen, of a mitochondrion. It contains the enzymes of the tricarboxylic acid cycle and, in some organisms, the enzymes concerned with fatty acid oxidation.
    GO:0005739    mitochondrion    A semiautonomous, self replicating organelle that occurs in varying numbers, shapes, and sizes in the cytoplasm of virtually all eukaryotic cells. It is notably the site of tissue respiration.
    GO:0005886    plasma membrane    The membrane surrounding a cell that separates the cell from its external environment. It consists of a phospholipid bilayer and associated proteins.

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        HCD2_HUMAN | Q997141f67 1so8 2o23

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