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Open data
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Basic information
Entry | Database: PDB / ID: 1hse | ||||||
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Title | H253M N TERMINAL LOBE OF HUMAN LACTOFERRIN | ||||||
![]() | LACTOFERRIN | ||||||
![]() | IRON TRANSPORT / GLYCOPROTEIN / METAL-BINDING / DUPLICATION / MILK / RECOMBINANT HALF MOLECULE / TRANSFERRIN | ||||||
Function / homology | ![]() negative regulation by host of viral process / membrane destabilizing activity / Mtb iron assimilation by chelation / phagocytic vesicle lumen / positive regulation of toll-like receptor 4 signaling pathway / Metal sequestration by antimicrobial proteins / negative regulation of viral process / negative regulation of cysteine-type endopeptidase activity / negative regulation of tumor necrosis factor (ligand) superfamily member 11 production / negative regulation of single-species biofilm formation in or on host organism ...negative regulation by host of viral process / membrane destabilizing activity / Mtb iron assimilation by chelation / phagocytic vesicle lumen / positive regulation of toll-like receptor 4 signaling pathway / Metal sequestration by antimicrobial proteins / negative regulation of viral process / negative regulation of cysteine-type endopeptidase activity / negative regulation of tumor necrosis factor (ligand) superfamily member 11 production / negative regulation of single-species biofilm formation in or on host organism / positive regulation of bone mineralization involved in bone maturation / negative regulation of lipopolysaccharide-mediated signaling pathway / specific granule / negative regulation of osteoclast development / antifungal humoral response / positive regulation of chondrocyte proliferation / negative regulation of ATP-dependent activity / regulation of tumor necrosis factor production / bone morphogenesis / Antimicrobial peptides / cysteine-type endopeptidase inhibitor activity / negative regulation of viral genome replication / positive regulation of osteoblast proliferation / humoral immune response / Hydrolases; Acting on peptide bonds (peptidases); Serine endopeptidases / positive regulation of osteoblast differentiation / regulation of cytokine production / protein serine/threonine kinase activator activity / ossification / innate immune response in mucosa / secretory granule / lipopolysaccharide binding / positive regulation of protein serine/threonine kinase activity / recycling endosome / specific granule lumen / antimicrobial humoral immune response mediated by antimicrobial peptide / tertiary granule lumen / positive regulation of NF-kappaB transcription factor activity / heparin binding / iron ion transport / antibacterial humoral response / positive regulation of canonical NF-kappaB signal transduction / defense response to Gram-negative bacterium / killing of cells of another organism / early endosome / iron ion binding / Amyloid fiber formation / serine-type endopeptidase activity / Neutrophil degranulation / negative regulation of apoptotic process / cell surface / protein-containing complex / proteolysis / DNA binding / extracellular space / extracellular exosome / extracellular region / nucleus / plasma membrane / cytoplasm Similarity search - Function | ||||||
Biological species | ![]() | ||||||
Method | ![]() | ||||||
![]() | Nicholson, H. / Anderson, B.F. / Baker, E.N. | ||||||
![]() | ![]() Title: Mutagenesis of the histidine ligand in human lactoferrin: iron binding properties and crystal structure of the histidine-253-->methionine mutant. Authors: Nicholson, H. / Anderson, B.F. / Bland, T. / Shewry, S.C. / Tweedie, J.W. / Baker, E.N. #1: ![]() Title: Structure of the Recombinant N-Terminal Lobe of Human Lactoferrin at 2.0 A Resolution Authors: Day, C.L. / Anderson, B.F. / Tweedie, J.W. / Baker, E.N. #2: ![]() Title: Studies of the N-Terminal Half of Human Lactoferrin Produced from the Cloned Cdna Demonstrate that Interlobe Interactions Modulate Iron Release Authors: Day, C.L. / Stowell, K.M. / Baker, E.N. / Tweedie, J.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 | ![]() | 73.4 KB | Display | ![]() |
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PDB format | ![]() | 57.9 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 432.6 KB | Display | ![]() |
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Full document | ![]() | 436.1 KB | Display | |
Data in XML | ![]() | 14.3 KB | Display | |
Data in CIF | ![]() | 20 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: Protein | Mass: 37201.305 Da / Num. of mol.: 1 / Fragment: N-TERMINAL HALF-MOLECULE / Mutation: H253M Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() |
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#2: Chemical | ChemComp-FE / |
#3: Chemical | ChemComp-CO3 / |
#4: Water | ChemComp-HOH / |
-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 | *PLUS pH: 8 / Method: microdialysis | |||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction source | Wavelength: 1.5418 |
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Detector | Type: RIGAKU / Detector: IMAGE PLATE |
Radiation | Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.5418 Å / Relative weight: 1 |
Reflection | Num. obs: 14575 / % possible obs: 72 % / Observed criterion σ(I): 1 / Rmerge(I) obs: 0.066 |
Reflection | *PLUS Highest resolution: 2.2 Å |
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Processing
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Refinement | Resolution: 2.2→20 Å / σ(F): 0 Details: DIHEDRAL ANGLES. SER 191 IS IN THE EPSILON REGION. THIS RESIDUE HAS EXCELLENT DENSITY AND ITS PHI/PSI ANGLES ARE CORRECT. SER 293 HAS GOOD DENSITY, AND NO OTHER INTERPRETATION SEEMS POSSIBLE. ...Details: DIHEDRAL ANGLES. SER 191 IS IN THE EPSILON REGION. THIS RESIDUE HAS EXCELLENT DENSITY AND ITS PHI/PSI ANGLES ARE CORRECT. SER 293 HAS GOOD DENSITY, AND NO OTHER INTERPRETATION SEEMS POSSIBLE. ILE 299 IS THE CENTRAL RESIDUE OF A GAMMA TURN, AND HAS THE EXPECTED PHI/PSI ANGLES FOR SUCH A CONFORMATION. THIS CONFORMATION IS CONSERVED IN ALL TRANSFERRINS AND THE ELECTRON DENSITY IS EXCELLENT.
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Refinement step | Cycle: LAST / Resolution: 2.2→20 Å
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Refine LS restraints |
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Software | *PLUS Name: TNT / Classification: refinement | ||||||||||||||||||||||||||||||||||||||||
Refinement | *PLUS Rfactor obs: 0.178 | ||||||||||||||||||||||||||||||||||||||||
Solvent computation | *PLUS | ||||||||||||||||||||||||||||||||||||||||
Displacement parameters | *PLUS | ||||||||||||||||||||||||||||||||||||||||
Refine LS restraints | *PLUS Type: t_plane_restr / Dev ideal: 0.015 / Weight: 2 |