+Open data
-Basic information
Entry | Database: PDB / ID: 1h2p | ||||||
---|---|---|---|---|---|---|---|
Title | Human CD55 domains 3 & 4 | ||||||
Components | COMPLEMENT DECAY-ACCELERATING FACTOR | ||||||
Keywords | IMMUNE SYSTEM PROTEIN / COMPLEMENT DECAY ACCELERATING FACTOR / ENTEROVIRAL RECEPTOR / BACTERIAL RECEPTOR / LIGAND FOR CD97 / COMPLEMENT PATHWAY / ALTERNATIVE SPLICING / GPI-ANCHOR | ||||||
Function / homology | Function and homology information regulation of lipopolysaccharide-mediated signaling pathway / negative regulation of complement activation / regulation of complement-dependent cytotoxicity / regulation of complement activation / respiratory burst / positive regulation of CD4-positive, alpha-beta T cell activation / positive regulation of CD4-positive, alpha-beta T cell proliferation / Class B/2 (Secretin family receptors) / ficolin-1-rich granule membrane / COPI-mediated anterograde transport ...regulation of lipopolysaccharide-mediated signaling pathway / negative regulation of complement activation / regulation of complement-dependent cytotoxicity / regulation of complement activation / respiratory burst / positive regulation of CD4-positive, alpha-beta T cell activation / positive regulation of CD4-positive, alpha-beta T cell proliferation / Class B/2 (Secretin family receptors) / ficolin-1-rich granule membrane / COPI-mediated anterograde transport / complement activation, classical pathway / side of membrane / transport vesicle / endoplasmic reticulum-Golgi intermediate compartment membrane / secretory granule membrane / Regulation of Complement cascade / positive regulation of T cell cytokine production / virus receptor activity / positive regulation of cytosolic calcium ion concentration / membrane raft / Golgi membrane / innate immune response / lipid binding / Neutrophil degranulation / cell surface / extracellular exosome / extracellular region / plasma membrane Similarity search - Function | ||||||
Biological species | HOMO SAPIENS (human) | ||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 2.8 Å | ||||||
Authors | Williams, P. / Chaudhry, Y. / Goodfellow, I. / Billington, J. / Spiller, B. / Evans, D.J. / Lea, S.M. | ||||||
Citation | Journal: J.Biol.Chem. / Year: 2003 Title: Mapping Cd55 Function. The Structure of Two Pathogen-Binding Domains at 1.7 A Authors: Williams, P. / Chaudhry, Y. / Goodfellow, I. / Billington, J. / Powell, R. / Spiller, O. / Evans, D.J. / Lea, S.M. #1: Journal: Acta Crystallogr.,Sect.D / Year: 1999 Title: Crystallization and Preliminary X-Ray Diffraction Analysis of a Biologically Active Fragment of Cd55 Authors: Lea, S.M. / Powell, R. / Evans, D.J. #2: Journal: J.Biol.Chem. / Year: 1998 Title: Determination of the Affinity and Kinetic Constants for the Interaction between the Human Virus Echovirus 11 and its Cellular Receptor, Cd55 Authors: Lea, S.M. / Powell, R. / Mckee, T. / Evans, D.J. / Brown, D.J. / Stuart, D.I. / Van Der Merwe, A. | ||||||
History |
|
-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
---|
-Downloads & links
-Download
PDBx/mmCIF format | 1h2p.cif.gz | 35.1 KB | Display | PDBx/mmCIF format |
---|---|---|---|---|
PDB format | pdb1h2p.ent.gz | 23.8 KB | Display | PDB format |
PDBx/mmJSON format | 1h2p.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Summary document | 1h2p_validation.pdf.gz | 365.7 KB | Display | wwPDB validaton report |
---|---|---|---|---|
Full document | 1h2p_full_validation.pdf.gz | 370.4 KB | Display | |
Data in XML | 1h2p_validation.xml.gz | 5 KB | Display | |
Data in CIF | 1h2p_validation.cif.gz | 6.6 KB | Display | |
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/h2/1h2p ftp://data.pdbj.org/pub/pdb/validation_reports/h2/1h2p | HTTPS FTP |
-Related structure data
Related structure data | 1h03SC 1h04C 1h2qC 1uotC S: Starting model for refinement C: citing same article (ref.) |
---|---|
Similar structure data |
-Links
-Assembly
Deposited unit |
| ||||||||
---|---|---|---|---|---|---|---|---|---|
1 |
| ||||||||
Unit cell |
|
-Components
#1: Protein | Mass: 13585.064 Da / Num. of mol.: 1 / Fragment: EXTRACELLULAR SCR DOMAINS 3 & 4, RESIDUES 161-285 Source method: isolated from a genetically manipulated source Source: (gene. exp.) HOMO SAPIENS (human) / Production host: PICHIA PASTORIS (fungus) / References: UniProt: P08174 |
---|---|
Compound details | RECOGNIZES C4B AND C3B FRAGMENTS GENERATED DURING C4 AND C3 ACTIVATION. PART OF THE COMPLEMENT ...RECOGNIZES |
Has protein modification | Y |
-Experimental details
-Experiment
Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 1 |
---|
-Sample preparation
Crystal | Density Matthews: 1.99 Å3/Da / Density % sol: 38.3 % | ||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Crystal grow | pH: 4.5 / Details: pH 4.50 | ||||||||||||||||||||||||||||||
Crystal grow | *PLUS pH: 4.6 / Method: vapor diffusion, sitting dropDetails: Lea, S.M., (1999) Acta Crystallogr.,Sect.D, D55, 1198. | ||||||||||||||||||||||||||||||
Components of the solutions | *PLUS
|
-Data collection
Diffraction | Mean temperature: 100 K |
---|---|
Diffraction source | Source: SYNCHROTRON / Site: SRS / Beamline: PX9.6 / Wavelength: 0.96 |
Detector | Type: MARRESEARCH / Detector: IMAGE PLATE |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.96 Å / Relative weight: 1 |
Reflection | Resolution: 2.8→40 Å / Num. obs: 2726 / % possible obs: 99 % / Redundancy: 4.5 % / Rmerge(I) obs: 0.09 / Net I/σ(I): 2.5 |
Reflection shell | Resolution: 2.8→3 Å / Rmerge(I) obs: 0.2 / Mean I/σ(I) obs: 1.2 / % possible all: 97 |
Reflection | *PLUS Lowest resolution: 40 Å / Redundancy: 4.8 % / Num. measured all: 13095 / Rmerge(I) obs: 0.09 |
Reflection shell | *PLUS % possible obs: 97 % / Rmerge(I) obs: 0.2 |
-Processing
Software |
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: PDB ENTRY 1H03 Resolution: 2.8→40 Å / Cross valid method: THROUGHOUT / σ(F): 0 Details: GROUPED B'S USED - ONE MAIN CHAIN AND ONE SIDE CHAIN GROUP PER RESIDUE
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 2.8→40 Å
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refine LS restraints |
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Xplor file | Serial no: 1 / Param file: PROTEIN_REP.PARAM / Topol file: PROTEIN.TOP | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement | *PLUS Lowest resolution: 40 Å | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Solvent computation | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | *PLUS |