Data quality metrics extracted from 8cem.cif.gz by aB_cif2table1 from BUSTER (Global Phasing Ltd.). See also the PDBx/mmCIF dictionary and a MXLIMS-compatible JSON representation.


Experimental information for 8CEM at RCSB, PDBe, PDBj

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
BESSY BEAMLINE 14.2
Synchrotron site
_diffrn_source.pdbx_synchrotron_site
BESSY
Beamline
_diffrn_source.pdbx_synchrotron_beamline
14.2
Temperature [K]
_diffrn.ambient_temp
100
Detector technology
_diffrn_detector.detector
IMAGE PLATE
Collection date
_diffrn_detector.pdbx_collection_date
2004-01-15
Detector
_diffrn_detector.type
MARRESEARCH
Wavelength(s) [Å]
_diffrn_source.pdbx_wavelength_list
0.9537
Software
Data reduction
_software.classification
XDS
Data scaling
_software.classification
XSCALE
Phasing
_software.classification
CNS (1.2)
Refinement
_software.classification
PHENIX (1.20.1_4487)
General information
Spacegroup name
_symmetry.space_group_name_H-M
P 21 21 2
Unit cell parameters
_cell.length_{a,b,c} _cell.angle_{alpha,beta,gamma}
254.246 246.857 113.346 90.0 90.0 90.0
Wavelength
_diffrn_radiation_wavelength.wavelength
0.95370 Å

Data quality metricsOverallOuterShell
Low resolution limit [Å]
_reflns.d_resolution_low _reflns_shell.d_res_low
40.000 3.190
High resolution limit [Å]
_reflns.d_resolution_high _reflns_shell.d_res_high
3.000 3.000
Rmerge
_reflns.pdbx_Rmerge_I_obs
0.104 -
  Rmeas - -
  Rpim - -
  Total number of observations - -
Total number unique
_reflns.number_obs _reflns_shell.number_unique_obs
138965 21736
<I/σ(I)>
_reflns.pdbx_netI_over_sigmaI _reflns_shell.meanI_over_sigI_obs
12.80 2.20
Completeness [%]
_reflns.percent_possible_obs _reflns_shell.percent_possible_all
97.9 92.0
Multiplicity
_reflns.pdbx_redundancy
4.8 -
CC(1/2)
_reflns.pdbx_CC_half _reflns_shell.pdbx_CC_half
0.950 0.500

Refinement
PDB entry ID
_entry.id
8CEM
Deposition date
_pdbx_database_status.recvd_initial_deposition_date
2023-02-02
Resolution
_refine.ls_d_res_low _refine.ls_d_res_high
37.9 - 3.000 Å
Rwork/Rfree
_refine.ls_R_factor_R_work _refine.ls_R_factor_R_free
0.2592 / 0.2844
Structure solution method
_refine.pdbx_method_to_determine_struct
SIRAS