| Experiment | |
|---|---|
Method _exptl.method | X-RAY DIFFRACTION |
Experimental protocol _diffrn_radiation.pdbx_diffrn_protocol | SINGLE WAVELENGTH |
Source type _diffrn_source.source | SYNCHROTRON |
Source details _diffrn_source.type | EMBL/DESY, HAMBURG BEAMLINE X31 |
Synchrotron site _diffrn_source.pdbx_synchrotron_site | EMBL/DESY, HAMBURG |
Beamline _diffrn_source.pdbx_synchrotron_beamline | X31 |
Temperature [K] _diffrn.ambient_temp | 293 |
Detector technology _diffrn_detector.detector | IMAGE PLATE |
Collection date _diffrn_detector.pdbx_collection_date | 1997-06 |
Detector _diffrn_detector.type | MARRESEARCH |
| Software | |
Data reduction _software.classification | DENZO |
Data scaling _software.classification | SCALEPACK |
Phasing #1 _software.classification | MLPHARE |
Phasing #2 _software.classification | SHELX |
Phasing #3 _software.classification | DM |
Model building #1 _software.classification | SHELX |
Model building #2 _software.classification | DM |
Refinement _software.classification | REFMAC (WITH INPUT DM PHASES) |
| General information | |
Spacegroup name _symmetry.space_group_name_H-M | P 42 2 2 |
Unit cell parameters _cell.length_{a,b,c} _cell.angle_{alpha,beta,gamma} | 201.915 201.915 178.109 90.0 90.0 90.0 |
Wavelength _diffrn_radiation_wavelength.wavelength | 0.93000 Å |
| Data quality metrics | Overall | OuterShell |
|---|---|---|
Low resolution limit [Å] _reflns.d_resolution_low _reflns_shell.d_res_low | 20.000 | 2.340 |
High resolution limit [Å] _reflns.d_resolution_high _reflns_shell.d_res_high | 2.300 | 2.300 |
Rmerge _reflns.pdbx_Rmerge_I_obs _reflns_shell.Rmerge_I_obs | 0.157 | 0.513 |
| Rmeas | - | - |
| Rpim | - | - |
| Total number of observations | - | - |
Total number unique _reflns.number_obs | 491505 | - |
<I/σ(I)> _reflns.pdbx_netI_over_sigmaI _reflns_shell.meanI_over_sigI_obs | 6.60 | 2.30 |
Completeness [%] _reflns.percent_possible_obs _reflns_shell.percent_possible_all | 96.8 | 95.2 |
Multiplicity _reflns.pdbx_redundancy _reflns_shell.pdbx_redundancy | 4.0 | 4.0 |
| CC(1/2) | - | - |
| Refinement | |
|---|---|
PDB entry ID _entry.id | 1QHB |
Deposition date _pdbx_database_status.recvd_initial_deposition_date | 1999-05-11 |
Resolution _refine.ls_d_res_low _refine.ls_d_res_high | 20.0 - 2.300 Å |
Rwork/Rfree _refine.ls_R_factor_R_work _refine.ls_R_factor_R_free | 0.1720 / 0.2270 |
Structure solution method _refine.pdbx_method_to_determine_struct | MIRAS |