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- PDB-1tfx: COMPLEX OF THE SECOND KUNITZ DOMAIN OF TISSUE FACTOR PATHWAY INHI... -
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Open data
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Basic information
Entry | Database: PDB / ID: 1tfx | ||||||
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Title | COMPLEX OF THE SECOND KUNITZ DOMAIN OF TISSUE FACTOR PATHWAY INHIBITOR WITH PORCINE TRYPSIN | ||||||
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![]() | COMPLEX (SERINE PROTEASE/INHIBITOR) / COMPLEX (SERINE PROTEASE-INHIBITOR) / HYDROLASE / INHIBITOR / BLOOD COAGULATION / COMPLEX (SERINE PROTEASE-INHIBITOR) complex | ||||||
Function / homology | ![]() negative regulation of blood coagulation / Extrinsic Pathway of Fibrin Clot Formation / endopeptidase inhibitor activity / cellular response to steroid hormone stimulus / trypsin / side of membrane / digestion / caveola / serine-type endopeptidase inhibitor activity / blood coagulation ...negative regulation of blood coagulation / Extrinsic Pathway of Fibrin Clot Formation / endopeptidase inhibitor activity / cellular response to steroid hormone stimulus / trypsin / side of membrane / digestion / caveola / serine-type endopeptidase inhibitor activity / blood coagulation / serine-type endopeptidase activity / cell surface / endoplasmic reticulum / proteolysis / extracellular space / extracellular region / metal ion binding / plasma membrane Similarity search - Function | ||||||
Biological species | ![]() ![]() ![]() | ||||||
Method | ![]() ![]() | ||||||
![]() | Stubbs, M.T. / Huber, R. | ||||||
![]() | ![]() Title: The second Kunitz domain of human tissue factor pathway inhibitor: cloning, structure determination and interaction with factor Xa. Authors: Burgering, M.J. / Orbons, L.P. / van der Doelen, A. / Mulders, J. / Theunissen, H.J. / Grootenhuis, P.D. / Bode, W. / Huber, R. / Stubbs, M.T. #1: ![]() Title: The Three-Dimensional Structure of Recombinant Leech-Derived Tryptase Inhibitor in Complex with Trypsin. Implications for the Structure of Human Mast Cell Tryptase and its Inhibition Authors: Stubbs, M.T. / Morenweiser, R. / Sturzebecher, J. / Bauer, M. / Bode, W. / Huber, R. / Piechottka, G.P. / Matschiner, G. / Sommerhoff, C.P. / Fritz, H. / Auerswald, E.A. #2: ![]() Title: X-Ray Structure of Active Site-Inhibited Clotting Factor Xa. Implications for Drug Design and Substrate Recognition Authors: Brandstetter, H. / Kuhne, A. / Bode, W. / Huber, R. / Von Der Saal, W. / Wirthensohn, K. / Engh, R.A. #3: ![]() Title: Structural Aspects of Factor Xa Inhibition Authors: Stubbs II, M.T. #4: ![]() Title: The Ornithodorin-Thrombin Crystal Structure, a Key to the Tap Enigma? Authors: Van De Locht, A. / Stubbs, M.T. / Bode, W. / Friedrich, T. / Bollschweiler, C. / Hoffken, W. / Huber, R. #5: ![]() Title: Crystal Structures of Factor Xa Specific Inhibitors in Complex with Trypsin: Structural Grounds for Inhibition of Factor Xa and Selectivity Against Thrombin Authors: Stubbs, M.T. / Huber, R. / Bode, W. #6: ![]() Title: Structure of Human Des(1-45) Factor Xa at 2.2 A Resolution Authors: Padmanabhan, K. / Padmanabhan, K.P. / Tulinsky, A. / Park, C.H. / Bode, W. / Huber, R. / Blankenship, D.T. / Cardin, A.D. / Kisiel, W. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 115.6 KB | Display | ![]() |
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PDB format | ![]() | 92.4 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 407.7 KB | Display | ![]() |
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Full document | ![]() | 414.8 KB | Display | |
Data in XML | ![]() | 13.3 KB | Display | |
Data in CIF | ![]() | 20 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 1adzC ![]() 1ldtS S: Starting model for refinement C: citing same article ( |
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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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2 | ![]()
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Unit cell |
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Noncrystallographic symmetry (NCS) | NCS oper: (Code: given Matrix: (0.9999, -0.0114, 0.0008), Vector: |
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Components
#1: Protein | Mass: 23493.496 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() ![]() #2: Protein | Mass: 6853.665 Da / Num. of mol.: 2 / Fragment: FACTOR XA-BINDING DOMAIN, DOMAIN II Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() #3: Chemical | #4: Water | ChemComp-HOH / | Compound details | THIS STRUCTURE IS PART OF A MULTIDISCIPLINARY STUDY INTO THE STRUCTURE AND FUNCTION OF THE SECOND ...THIS STRUCTURE IS PART OF A MULTIDISCI | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.29 Å3/Da / Density % sol: 46 % |
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Crystal grow | pH: 8 / Details: pH 8.0 |
Crystal grow | *PLUS Method: vapor diffusion, hanging drop |
Components of the solutions | *PLUS Conc.: 1 M / Common name: Na/K phosphate |
-Data collection
Diffraction | Mean temperature: 287 K |
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Diffraction source | Source: ![]() |
Detector | Type: SIEMENS / Detector: AREA DETECTOR / Date: Jan 1, 1995 / Details: MIRRORS |
Radiation | Monochromator: NI FILTER / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.5418 Å / Relative weight: 1 |
Reflection | Highest resolution: 2.6 Å / Num. obs: 17364 / % possible obs: 97 % / Observed criterion σ(I): 2 / Redundancy: 1.9 % / Rmerge(I) obs: 0.102 / Rsym value: 0.102 / Net I/σ(I): 9 |
Reflection shell | Resolution: 2.6→2.7 Å / Redundancy: 1.5 % / Rmerge(I) obs: 0.3 / Mean I/σ(I) obs: 2 / Rsym value: 0.3 / % possible all: 97.6 |
Reflection | *PLUS Lowest resolution: 9999 Å / Num. measured all: 32380 |
Reflection shell | *PLUS % possible obs: 97.6 % |
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Processing
Software |
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Refinement | Method to determine structure: ![]() Starting model: PORCINE TRYPSIN MODEL FROM LDTI TRYPSIN (PDB ENTRY 1LDT) Resolution: 2.6→6 Å / Data cutoff high absF: 10000000 / Data cutoff low absF: 0.001 / σ(F): 0
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Refine analyze | Luzzati d res low obs: 6 Å | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 2.6→6 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 2.6→2.64 Å / Total num. of bins used: 20
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Xplor file |
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Software | *PLUS Name: ![]() | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Solvent computation | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refine LS restraints | *PLUS
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LS refinement shell | *PLUS Rfactor obs: 0.212 |