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Open data
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Basic information
Entry | Database: PDB / ID: 1n4l | ||||||
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Title | A DNA analogue of the polypurine tract of HIV-1 | ||||||
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![]() | TRANSFERASE/DNA / MMLV RT / Polypurine Tract / HIV-1 / Asymmetric DNA / protein-DNA complex / TRANSFERASE-DNA COMPLEX | ||||||
Function / homology | ![]() retroviral 3' processing activity / host cell late endosome membrane / DNA catabolic process / Hydrolases; Acting on peptide bonds (peptidases); Aspartic endopeptidases / ribonuclease H / virion assembly / protein-DNA complex / host multivesicular body / viral genome integration into host DNA / RNA-directed DNA polymerase ...retroviral 3' processing activity / host cell late endosome membrane / DNA catabolic process / Hydrolases; Acting on peptide bonds (peptidases); Aspartic endopeptidases / ribonuclease H / virion assembly / protein-DNA complex / host multivesicular body / viral genome integration into host DNA / RNA-directed DNA polymerase / establishment of integrated proviral latency / RNA-directed DNA polymerase activity / RNA-DNA hybrid ribonuclease activity / Transferases; Transferring phosphorus-containing groups; Nucleotidyltransferases / symbiont-mediated suppression of host gene expression / viral nucleocapsid / DNA recombination / structural constituent of virion / DNA-directed DNA polymerase / Hydrolases; Acting on ester bonds / aspartic-type endopeptidase activity / DNA-directed DNA polymerase activity / symbiont entry into host cell / host cell plasma membrane / proteolysis / DNA binding / RNA binding / zinc ion binding / membrane Similarity search - Function | ||||||
Biological species | ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Cote, M.L. / Pflomm, M. / Georgiadis, M.M. | ||||||
![]() | ![]() Title: Staying Straight with A-tracts: A DNA Analog of the HIV-1 Polypurine Tract Authors: Cote, M.L. / Pflomm, M. / Georgiadis, M.M. #1: ![]() Title: Crystal Structures of an N-terminal Fragment from Moloney Murine Leukemia Virus Reverse Transcriptase Complexed with Nucleic Acid: Functional Implications for Template-primer Binding to the Fingers Domain Authors: Najmudin, S. / Cote, M.L. / Sun, D. / Yohannan, S. / Montano, S.P. / Gu, J. / Georgiadis, M.M. #2: ![]() Title: Use of an N-terminal fragment from Moloney murine leukemia virus reverse transcriptase to facilitate crystallization and analysis of a pseudo-16-mer DNA molecule containing G-A mispairs Authors: Cote, M.L. / Yohannan, S.J. / Georgiadis, M.M. #3: ![]() Title: Structure of a pseudo-16-mer DNA with stacked guanines and two G-A mispairs coomplexed with the N-terminal fragment of Moloney murine leukemia virus reverse transcriptase Authors: Cote, M. / Georgaidis, M.M. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 87.5 KB | Display | ![]() |
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PDB format | ![]() | 61.6 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 441.5 KB | Display | ![]() |
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Full document | ![]() | 453.2 KB | Display | |
Data in XML | ![]() | 15 KB | Display | |
Data in CIF | ![]() | 21 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 1d1uS ![]() 1n85 S: Starting model for refinement |
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Similar structure data |
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Links
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Assembly
Deposited unit | ![]()
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1 | ![]()
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Unit cell |
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Components
#1: DNA chain | Mass: 4929.254 Da / Num. of mol.: 1 / Source method: obtained synthetically |
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#2: DNA chain | Mass: 4862.188 Da / Num. of mol.: 1 / Source method: obtained synthetically |
#3: Protein | Mass: 28934.287 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Details: part of Pol polyprotein / Source: (gene. exp.) ![]() ![]() ![]() |
#4: Water | ChemComp-HOH / |
-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.35 Å3/Da / Density % sol: 47.1 % | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Crystal grow | Temperature: 277 K / Method: vapor diffusion, hanging drop / pH: 6.5 Details: PEG 4000, NaCl, ADA, MgCl2, HEPES, pH 6.5, VAPOR DIFFUSION, HANGING DROP at 277K | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Components of the solutions |
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Crystal grow | *PLUS Temperature: 4 ℃ / Method: vapor diffusion, hanging drop | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction |
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Detector |
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Radiation |
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Radiation wavelength |
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Reflection | Resolution: 2→50 Å / Num. all: 24798 / Num. obs: 23122 / % possible obs: 93.2 % / Observed criterion σ(I): -3 | ||||||||||||||||||
Reflection shell | Resolution: 2→2.1 Å / Redundancy: 3.1 % / Mean I/σ(I) obs: 5.8 / Num. unique all: 2691 / Rsym value: 0.15 / % possible all: 76.1 | ||||||||||||||||||
Reflection | *PLUS Highest resolution: 2 Å / Lowest resolution: 20 Å / % possible obs: 93.9 % / Rmerge(I) obs: 0.118 | ||||||||||||||||||
Reflection shell | *PLUS Highest resolution: 2 Å / Lowest resolution: 2.07 Å / % possible obs: 84.8 % / Mean I/σ(I) obs: 5.7 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: PDB ENTRY 1D1U Resolution: 2→50 Å / Isotropic thermal model: Isotropic / Cross valid method: THROUGHOUT / σ(F): 0 / Stereochemistry target values: Engh & Huber
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Displacement parameters | Biso mean: 42.8 Å2 | |||||||||||||||||||||||||
Refine analyze | Luzzati coordinate error obs: 0.29 Å / Luzzati sigma a obs: 0.2 Å | |||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 2→50 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 2→2.1 Å
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Refinement | *PLUS Highest resolution: 2 Å / Lowest resolution: 50 Å / Rfactor Rwork: 0.24 | |||||||||||||||||||||||||
Solvent computation | *PLUS | |||||||||||||||||||||||||
Displacement parameters | *PLUS | |||||||||||||||||||||||||
Refine LS restraints | *PLUS
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