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- PDB-1nu8: Crystal structure of human dipeptidyl peptidase IV (DPP-IV) in co... -
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Open data
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Basic information
Entry | Database: PDB / ID: 1nu8 | ||||||
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Title | Crystal structure of human dipeptidyl peptidase IV (DPP-IV) in complex with Diprotin A (IPI) | ||||||
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![]() | HYDROLASE / b-barrel / alpha/beta hydrolase fold / exopeptidase / diprotin A | ||||||
Function / homology | ![]() glucagon processing / negative regulation of neutrophil chemotaxis / regulation of cell-cell adhesion mediated by integrin / Synthesis, secretion, and inactivation of Glucose-dependent Insulinotropic Polypeptide (GIP) / negative regulation of extracellular matrix disassembly / psychomotor behavior / dipeptidyl-peptidase IV / intercellular canaliculus / chemorepellent activity / dipeptidyl-peptidase activity ...glucagon processing / negative regulation of neutrophil chemotaxis / regulation of cell-cell adhesion mediated by integrin / Synthesis, secretion, and inactivation of Glucose-dependent Insulinotropic Polypeptide (GIP) / negative regulation of extracellular matrix disassembly / psychomotor behavior / dipeptidyl-peptidase IV / intercellular canaliculus / chemorepellent activity / dipeptidyl-peptidase activity / peptide hormone processing / locomotory exploration behavior / lamellipodium membrane / endocytic vesicle / endothelial cell migration / behavioral fear response / aminopeptidase activity / T cell costimulation / T cell activation / serine-type peptidase activity / Synthesis, secretion, and inactivation of Glucagon-like Peptide-1 (GLP-1) / lamellipodium / virus receptor activity / protease binding / receptor-mediated endocytosis of virus by host cell / membrane fusion / receptor-mediated virion attachment to host cell / cell adhesion / response to hypoxia / symbiont entry into host cell / membrane raft / apical plasma membrane / lysosomal membrane / serine-type endopeptidase activity / focal adhesion / signaling receptor binding / positive regulation of cell population proliferation / cell surface / protein homodimerization activity / proteolysis / extracellular exosome / extracellular region / identical protein binding / membrane / plasma membrane Similarity search - Function | ||||||
Biological species | ![]() synthetic construct (others) | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Thoma, R. / Loeffler, B. / Stihle, M. / Huber, W. / Ruf, A. / Hennig, M. | ||||||
![]() | ![]() Title: Structural Basis of Proline-Specific Exopeptidase Activity as Observed in Human Dipeptidyl Peptidase-IV. Authors: Thoma, R. / Loeffler, B. / Stihle, M. / Huber, W. / Ruf, A. / Hennig, 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 | ![]() | 303.5 KB | Display | ![]() |
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PDB format | ![]() | 248.3 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 417.8 KB | Display | ![]() |
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Full document | ![]() | 462.9 KB | Display | |
Data in XML | ![]() | 34.2 KB | Display | |
Data in CIF | ![]() | 52.8 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related 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: Protein | Mass: 84462.617 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() #2: Protein/peptide | | Mass: 341.446 Da / Num. of mol.: 1 / Source method: obtained synthetically / Details: This sequence occurs peptide synthesis / Source: (synth.) synthetic construct (others) #3: Sugar | ChemComp-NAG / #4: Water | ChemComp-HOH / | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.71 Å3/Da / Density % sol: 54.56 % | ||||||||||||||||||||||||||||||||||||||||||
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Crystal grow | Temperature: 293 K / Method: vapor diffusion, hanging drop / pH: 8.5 Details: Peg, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K | ||||||||||||||||||||||||||||||||||||||||||
Crystal grow | *PLUS Method: vapor diffusion, hanging drop | ||||||||||||||||||||||||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 90 K |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: MARRESEARCH / Detector: IMAGE PLATE / Date: Mar 12, 2002 / Details: mirrors |
Radiation | Monochromator: mirror / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.92 Å / Relative weight: 1 |
Reflection | Resolution: 2.5→12 Å / Num. all: 171090 / Num. obs: 64208 / % possible obs: 97.5 % / Observed criterion σ(F): 0 / Observed criterion σ(I): 0 |
Reflection shell | Resolution: 2.5→2.6 Å / % possible all: 99.4 |
Reflection | *PLUS Num. measured all: 171090 / Rmerge(I) obs: 0.091 |
Reflection shell | *PLUS % possible obs: 99.4 % / Rmerge(I) obs: 0.159 |
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Processing
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Refinement | Method to determine structure: ![]()
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Refinement step | Cycle: LAST / Resolution: 2.5→12 Å
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Refinement | *PLUS Lowest resolution: 30 Å | ||||||||||||||||||
Solvent computation | *PLUS | ||||||||||||||||||
Displacement parameters | *PLUS | ||||||||||||||||||
Refine LS restraints | *PLUS
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