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Open data
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Basic information
Entry | Database: PDB / ID: 1b72 | ||||||
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Title | PBX1, HOMEOBOX PROTEIN HOX-B1/DNA TERNARY COMPLEX | ||||||
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![]() | PROTEIN/DNA / HOMEODOMAIN / DNA / COMPLEX / DNA-BINDING PROTEIN / PROTEIN-DNA COMPLEX | ||||||
Function / homology | ![]() rhombomere 4 development / rhombomere 5 development / facial nucleus development / anatomical structure formation involved in morphogenesis / urogenital system development / facial nerve structural organization / embryonic skeletal system morphogenesis / natural killer cell differentiation / embryonic skeletal system development / proximal/distal pattern formation ...rhombomere 4 development / rhombomere 5 development / facial nucleus development / anatomical structure formation involved in morphogenesis / urogenital system development / facial nerve structural organization / embryonic skeletal system morphogenesis / natural killer cell differentiation / embryonic skeletal system development / proximal/distal pattern formation / sex differentiation / Transcriptional regulation of pluripotent stem cells / multicellular organism development / chromatin => GO:0000785 / eye development / pattern specification process / steroid biosynthetic process / embryonic limb morphogenesis / embryonic hemopoiesis / NOTCH3 Intracellular Domain Regulates Transcription / anterior/posterior pattern specification / branching involved in ureteric bud morphogenesis / adrenal gland development / positive regulation of stem cell proliferation / negative regulation of neuron differentiation / regulation of ossification / neuron development / embryonic organ development / spleen development / positive regulation of G2/M transition of mitotic cell cycle / transcription corepressor binding / thymus development / stem cell proliferation / transcription coregulator binding / animal organ morphogenesis / RNA polymerase II transcription regulatory region sequence-specific DNA binding / negative regulation of DNA-binding transcription factor activity / brain development / Activation of anterior HOX genes in hindbrain development during early embryogenesis / RNA polymerase II transcription regulator complex / G2/M transition of mitotic cell cycle / sequence-specific double-stranded DNA binding / DNA-binding transcription activator activity, RNA polymerase II-specific / DNA-binding transcription factor binding / transcription cis-regulatory region binding / DNA-binding transcription factor activity, RNA polymerase II-specific / RNA polymerase II cis-regulatory region sequence-specific DNA binding / DNA-binding transcription factor activity / protein domain specific binding / regulation of DNA-templated transcription / chromatin / regulation of transcription by RNA polymerase II / positive regulation of transcription by RNA polymerase II / DNA binding / nucleoplasm / nucleus / cytoplasm Similarity search - Function | ||||||
Biological species | ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Piper, D.E. / Batchelor, A.H. / Chang, C.-P. / Cleary, M.L. / Wolberger, C. | ||||||
![]() | ![]() Title: Structure of a HoxB1-Pbx1 heterodimer bound to DNA: role of the hexapeptide and a fourth homeodomain helix in complex formation. Authors: Piper, D.E. / Batchelor, A.H. / Chang, C.P. / Cleary, M.L. / Wolberger, C. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 66.2 KB | Display | ![]() |
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PDB format | ![]() | 45.2 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 431.7 KB | Display | ![]() |
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Full document | ![]() | 433.8 KB | Display | |
Data in XML | ![]() | 9.3 KB | Display | |
Data in CIF | ![]() | 12.3 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Similar structure data |
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Links
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Assembly
Deposited unit | ![]()
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Unit cell |
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Components
#1: DNA chain | Mass: 6139.976 Da / Num. of mol.: 1 / Source method: obtained synthetically |
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#2: DNA chain | Mass: 6126.994 Da / Num. of mol.: 1 / Source method: obtained synthetically |
#3: Protein | Mass: 11443.128 Da / Num. of mol.: 1 / Fragment: HEXAPEPTIDE, HOMEODOMAIN / Mutation: 1 RESIDUE (MET) ADDED TO N-TERMINUS Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() |
#4: Protein | Mass: 10073.342 Da / Num. of mol.: 1 / Fragment: HOMEODOMAIN Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() |
#5: Water | ChemComp-HOH / |
-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.3 Å3/Da / Density % sol: 47 % | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Crystal grow | pH: 8 / Details: pH 8.0 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Components of the solutions |
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Crystal grow | *PLUS Method: vapor diffusion, hanging dropDetails: equal volume of protein and reservoir solution were used for the drop | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: RIGAKU RAXIS IV / Detector: IMAGE PLATE / Date: Oct 15, 1998 / Details: SPHERICAL RH COATED |
Radiation | Monochromator: SI(111) / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.9795 Å / Relative weight: 1 |
Reflection | Resolution: 2.35→30 Å / Num. obs: 13735 / % possible obs: 99.7 % / Observed criterion σ(I): -3 / Redundancy: 5.7 % / Biso Wilson estimate: 44 Å2 / Rsym value: 0.033 / Net I/σ(I): 27.2 |
Reflection shell | Resolution: 2.35→2.43 Å / Redundancy: 5.6 % / Mean I/σ(I) obs: 7.7 / Rsym value: 0.248 / % possible all: 99.7 |
Reflection | *PLUS Rmerge(I) obs: 0.033 |
Reflection shell | *PLUS % possible obs: 99.7 % / Rmerge(I) obs: 0.248 |
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Processing
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Refinement | Method to determine structure: ![]()
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Displacement parameters | Biso mean: 53.2 Å2
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Refine analyze |
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Refinement step | Cycle: LAST / Resolution: 2.35→30 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 2.35→2.5 Å / Rfactor Rfree error: 0.026 / Total num. of bins used: 6
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Xplor file |
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Software | *PLUS Name: CNS / Version: 0.3 / Classification: refinement | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Solvent computation | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refine LS restraints | *PLUS
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LS refinement shell | *PLUS Rfactor obs: 0.324 |