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- PDB-1f58: IGG1 FAB FRAGMENT (58.2) COMPLEX WITH 24-RESIDUE PEPTIDE (RESIDUE... -
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Open data
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Basic information
Entry | Database: PDB / ID: 1f58 | ||||||
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Title | IGG1 FAB FRAGMENT (58.2) COMPLEX WITH 24-RESIDUE PEPTIDE (RESIDUES 308-333 OF HIV-1 GP120 (MN ISOLATE) WITH ALA TO AIB SUBSTITUTION AT POSITION 323 | ||||||
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![]() | Viral protein/Immune system / IMMUNOGLOBULIN / FAB / HIV-1 / GP120 / V3 / Viral protein-Immune system COMPLEX | ||||||
Function / homology | ![]() immunoglobulin complex / Dectin-2 family / positive regulation of plasma membrane raft polarization / positive regulation of receptor clustering / immunoglobulin complex, circulating / immunoglobulin receptor binding / positive regulation of establishment of T cell polarity / host cell endosome membrane / complement activation, classical pathway / antigen binding ...immunoglobulin complex / Dectin-2 family / positive regulation of plasma membrane raft polarization / positive regulation of receptor clustering / immunoglobulin complex, circulating / immunoglobulin receptor binding / positive regulation of establishment of T cell polarity / host cell endosome membrane / complement activation, classical pathway / antigen binding / antibacterial humoral response / clathrin-dependent endocytosis of virus by host cell / adaptive immune response / viral protein processing / blood microparticle / immune response / fusion of virus membrane with host plasma membrane / virus-mediated perturbation of host defense response / fusion of virus membrane with host endosome membrane / viral envelope / virion attachment to host cell / host cell plasma membrane / structural molecule activity / virion membrane / extracellular space / extracellular exosome / identical protein binding / membrane / metal ion binding Similarity search - Function | ||||||
Biological species | ![]() ![]() ![]() | ||||||
Method | ![]() ![]() | ||||||
![]() | Stanfield, R.L. / Cabezas, E. / Satterthwait, A.C. / Stura, E.A. / Profy, A.T. / Wilson, I.A. | ||||||
![]() | ![]() Title: Dual conformations for the HIV-1 gp120 V3 loop in complexes with different neutralizing fabs. Authors: Stanfield, R. / Cabezas, E. / Satterthwait, A. / Stura, E. / Profy, A. / Wilson, I. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 102.3 KB | Display | ![]() |
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PDB format | ![]() | 77.9 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 440.8 KB | Display | ![]() |
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Full document | ![]() | 445.2 KB | Display | |
Data in XML | ![]() | 19 KB | Display | |
Data in CIF | ![]() | 26.5 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: Antibody | Mass: 23573.012 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() |
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#2: Antibody | Mass: 24864.744 Da / Num. of mol.: 1 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() |
#3: Protein/peptide | Mass: 2725.223 Da / Num. of mol.: 1 / Fragment: RESIDUES 308-332 FROM HIV-1 GP120 / Source method: obtained synthetically / Details: THE MOLECULE WAS CHEMICALLY SYNTHESIZED Source: (synth.) ![]() References: UniProt: P05877 |
#4: Water | ChemComp-HOH / |
Sequence details | THE FAB FRAGMENT IS NUMBERED BY THE CONVENTION OF E. KABAT (E.A. KABAT, T.T. WU, M. REID-MILLER, H. ...THE FAB FRAGMENT IS NUMBERED BY THE CONVENTION |
-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.27 Å3/Da / Density % sol: 46 % | ||||||||||||||||||||
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Crystal grow | pH: 6.3 / Details: pH 6.3 | ||||||||||||||||||||
Crystal | *PLUS | ||||||||||||||||||||
Crystal grow | *PLUS Temperature: 22.5 ℃ / Method: vapor diffusion, hanging drop | ||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 295 K |
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Diffraction source | Source: ![]() |
Detector | Type: RIGAKU RAXIS II / Detector: IMAGE PLATE / Date: Nov 15, 1994 / Details: SUPER LONG MIRRORS (SIEMENS) |
Radiation | Monochromator: GRAPHITE(RIGAKU), SUPPER LONG MIRRORS (SIEMENS) Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.5418 Å / Relative weight: 1 |
Reflection | Resolution: 2→43.6 Å / Num. obs: 30460 / % possible obs: 99.6 % / Redundancy: 10.4 % / Biso Wilson estimate: 13.6 Å2 / Rmerge(I) obs: 0.106 / Net I/σ(I): 29.5 |
Reflection shell | Resolution: 2→2.05 Å / Rmerge(I) obs: 0.547 / Mean I/σ(I) obs: 3.4 / % possible all: 98.5 |
Reflection | *PLUS Num. measured all: 183103 |
Reflection shell | *PLUS % possible obs: 98.5 % / Num. unique obs: 2014 / Num. measured obs: 9505 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: FAB 58.2 PORTION OF FAB 58.2/SER-LOOP PEPTIDE COMPLEX Resolution: 2→44 Å / Rfactor Rfree error: 0.005 / Data cutoff high absF: 10000000 / Data cutoff low absF: 0 / Isotropic thermal model: RESTRAINED / Cross valid method: THROUGHOUT / σ(F): 0 / Details: BULK SOLVENT MODEL USED
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Displacement parameters | Biso mean: 23.4 Å2 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refine analyze |
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Refinement step | Cycle: LAST / Resolution: 2→44 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 2→2.05 Å / Rfactor Rfree error: 0.027 / Total num. of bins used: 15
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Xplor file |
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Software | *PLUS Name: ![]() | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement | *PLUS σ(F): 0 / % reflection Rfree: 9.9 % | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Solvent computation | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | *PLUS Biso mean: 23.4 Å2 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refine LS restraints | *PLUS
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LS refinement shell | *PLUS Rfactor Rfree: 0.382 / % reflection Rfree: 10.1 % / Rfactor Rwork: 0.318 / Rfactor obs: 0.318 |