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(-) Description

Title :  CRYSTAL STRUCTURE OF THE ARNT PAS-B HOMODIMER
 
Authors :  K. H. Gardner, J. M. Key
Date :  17 Apr 12  (Deposition) - 17 Apr 13  (Release) - 17 Apr 13  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.60
Chains :  Asym./Biol. Unit :  A,B
Keywords :  Per-Arnt-Sim, Transcription Regulation, Homodimer, Transcription Factor, Dna-Binding, Hif1, Hif2, Ahr, Transcription (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  Y. Guo, C. L. Partch, J. Key, P. B. Card, V. Pashkov, A. Patel, R. K. Bruick, H. Wurdak, K. H. Gardner
Regulating The Arnt/Tacc3 Axis: Multiple Approaches To Manipulating Protein/Protein Interactions With Small Molecules.
Acs Chem. Biol. V. 8 626 2013
PubMed-ID: 23240775  |  Reference-DOI: 10.1021/CB300604U

(-) Compounds

Molecule 1 - ARYL HYDROCARBON RECEPTOR NUCLEAR TRANSLOCATOR
    Chains: A, B
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Taxid: 562
    Fragment: PAS-B DOMAIN (UNP RESIDUES 357-464)
    Gene: ARNT, BHLHE2
    Organism Common: HUMAN
    Organism Scientific: HOMO SAPIENS
    Organism Taxid: 9606
    Synonym: ARNT PROTEIN, CLASS E BASIC HELIX-LOOP-HELIX PROTEIN 2, BHLHE2, DIOXIN RECEPTOR, NUCLEAR TRANSLOCATOR, HYPOXIA-INDUCIBLE FACTOR 1-BETA, HIF-1-BETA, HIF1-BETA

 Structural Features

(-) Chains, Units

  12
Asymmetric/Biological Unit : AB

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (1, 1)

Asymmetric/Biological Unit (1, 1)
No.NameCountTypeFull Name
1PE51Ligand/Ion3,6,9,12,15,18,21,24-OCTAOXAHEXACOSAN-1-OL

(-) Sites  (1, 1)

Asymmetric Unit (1, 1)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREARG A:366 , PHE A:375 , TYR A:456 , ILE A:458 , ARG B:366 , PHE B:375 , TYR B:456 , ILE B:458BINDING SITE FOR RESIDUE PE5 A 501

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 4EQ1)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 4EQ1)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 4EQ1)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 4EQ1)

(-) Exons   (0, 0)

(no "Exon" information available for 4EQ1)

(-) 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:109
                                                                                                                                             
               SCOP domains d4eq1a_ A: automated matches                                                                                  SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .ee...eeeeee.....eeee.hhhhhhhh.hhhhhh..hhhhhhhhhhhhhhhhhhhhhhhh...eeeeeeeee.....eeeeeeeeeeee......eeeeeeeeee. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------- Transcript
                 4eq1 A 356 GVCQPTEFISRHNIEGIFTFVDHRCVATVGYQPQELLGKNIVEFCHPEDQQLLRDSFQQVVKLKGQVLSVMFRFRSKNQEWLWMRTSSFTFQNPYSDEIEYIICTNTNV 464
                                   365       375       385       395       405       415       425       435       445       455         


Chain B from PDB  Type:PROTEIN  Length:109
                                                                                                                                             
               SCOP domains d4eq1b_ B: automated matches                                                                                  SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .ee...eeeeee.....eeee..hhhhhhh.hhhhhh..hhhhhhhhhhhhhhhhhhhhhhhh...eeeeeeeee.....eeeeeeeeeeee......eeeeeeeeee. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------- Transcript
                 4eq1 B 356 GVCQPTEFISRHNIEGIFTFVDHRCVATVGYQPQELLGKNIVEFCHPEDQQLLRDSFQQVVKLKGQVLSVMFRFRSKNQEWLWMRTSSFTFQNPYSDEIEYIICTNTNV 464
                                   365       375       385       395       405       415       425       435       445       455
   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/Biological Unit
(-)
Class: Alpha and beta proteins (a+b) (23004)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 4EQ1)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 4EQ1)

(-) Gene Ontology  (36, 36)

Asymmetric/Biological Unit(hide GO term definitions)

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  4eq1
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  ARNT_HUMAN | P27540
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 Related Entries

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

UniProtKB/Swiss-Prot
        ARNT_HUMAN | P27540: 1d7g 1x0o 2a24 2arn 2b02 2hv1 2k7s 3f1n 3f1o 3f1p 3h7w 3h82 4ghi 4gs9 4h6j 4lpz 4pky 4xt2 5nj8 5tbm 5ufp 5v0l

(-) Related Entries Specified in the PDB File

1x0o STRUCTURE OF THE HUMAN ARNT C-TERMINAL PAS DOMAIN DETERMINED BY NMR
2b02 CRYSTAL STRUCTURE OF ARNT PAS-B DOMAIN
2hv1 HADDOCK STRUCTURE OF ARNT PAS-B HOMODIMER
2k7s HUMAN ARNT C-TERMINAL PAS DOMAIN, 3 RESIDUE IB SLIP
3f1n CRYSTAL STRUCTURE OF A HIGH AFFINITY HETERODIMER OF HIF2 ALPHA AND ARNT C-TERMINAL PAS DOMAINS, WITH INTERNALLY BOUND ETHYLENE GLYCOL.
3f1o CRYSTAL STRUCTURE OF THE HIGH AFFINITY HETERODIMER OF HIF2 HIF2-ALPHA AND ARNT C-TERMINAL PAS DOMAINS, WITH AN INTERNALLY-BOUND ARTIFICIAL LIGAND
3f1p CRYSTAL STRUCTURE OF A HIGH AFFINITY HETERODIMER OF HIF2 ALPHA AND ARNT C-TERMINAL PAS DOMAINS
3h7w CRYSTAL STRUCTURE OF THE HIGH AFFINITY HETERODIMER OF HIF2 ALPHA AND ARNT C-TERMINAL PAS DOMAINS WITH THE ARTIFICIAL LIGAND THS017
3h82 CRYSTAL STRUCTURE OF THE HIGH AFFINITY HETERODIMER OF HIF2 ALPHA AND ARNT C-TERMINAL PAS DOMAINS WITH THE ARTIFICIAL LIGAND THS020