General information
PDB ID 1B8I
Title STRUCTURE OF THE HOMEOTIC UBX/EXD/DNA TERNARY COMPLEX
PDB header TRANSCRIPTION/DNA
Date 1999-02-01
Experimental method X-RAY DIFFRACTION
Resolution (A) 2.4
Kind dna
Organism DROSOPHILA MELANOGASTER
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Composition of PDB entry and biounits
File: Protein chains: DNA chains: RNA chains: No. of models: Action:
PDB entry:
pdb1b8i.pdb AB CD 0
Biounits:
1b8i.pdb1.pdb AB CD 1
Pfam domains
Name: Type: E-value: Significance: Clan: Prot. chain: Start res.: End res.: Nuc. chains: Action:
Homeobox Domain 2.7e-21 1 CL0123 A 92 158 CD
Homeobox Domain 4.5e-19 1 CL0123 B 205 261 CD
SCOP domains
Classification: Protein: Prot. chain: Start res.: End res.: Nuc. chains: Int. mode: Action:
Class: All alpha proteins
  Fold: DNA/RNA-binding 3-helical bundle
    Superfamily: Homeodomain-like
      Family: Homeodomain
Ultrabithorax (ubx) homeodomain A N/A N/A CD  H-Bb H-Mj L-Bb L-Mn 
Class: All alpha proteins
  Fold: DNA/RNA-binding 3-helical bundle
    Superfamily: Homeodomain-like
      Family: Homeodomain
Extradenticle (exd) homeodomain B N/A N/A CD  H-Bb H-Mj L-Bb L-Mn 
GO terms
Protein chains: GO type: GO description:
A=233-356 F RNA polymerase II distal enhancer sequence-specific DNA binding
A=233-356 F sequence-specific DNA binding transcription factor activity
A=233-356 P midgut development
A=233-356 P specification of organ identity
A=233-356 P transcription, DNA-dependent
A=233-356 P muscle cell fate specification
A=233-356 P haltere development
A=233-356 P negative regulation of transcription from RNA polymerase II promoter
A=233-356 P imaginal disc-derived leg morphogenesis
A=233-356 P cell fate determination
A=233-356 P negative regulation of gene silencing
A=233-356 P specification of segmental identity, thorax
A=233-356 P open tracheal system development
A=233-356 P positive regulation of muscle organ development
A=233-356 P anterior Malpighian tubule development
A=233-356 P regulation of imaginal disc growth
A=233-356 P endoderm formation
A=233-356 P mesodermal cell fate specification
A=233-356 P dorsal vessel aortic cell fate commitment
B=238-300 C transcription factor complex
B=238-300 C cytoplasm
B=238-300 F sequence-specific DNA binding
B=238-300 F RNA polymerase II distal enhancer sequence-specific DNA binding transcription factor activity
B=238-300 F transcription coactivator activity
B=238-300 P leg disc proximal/distal pattern formation
B=238-300 P positive regulation of transcription from RNA polymerase II promoter
B=238-300 P oenocyte development
B=238-300 P brain development
B=238-300 P peripheral nervous system development
B=238-300 P salivary gland boundary specification
B=238-300 P protein import into nucleus, translocation
B=238-300 P eye development
Sequences
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1b8i.pdb1.pdb:   [ download sequences in FASTA format ]
C (dna): 
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D (dna): 
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A (protein): 
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B (protein): 
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