Data quality metrics extracted from 4k2x.cif.gz by aB_cif2table1 from BUSTER (Global Phasing Ltd.). See also the PDBx/mmCIF dictionary.

Raw JSON data
{
  "mxlims_type": "ReflectionSet",
  "version": "0.2.2",
  "uuid": "6fb24529216b2ec86a1b3c3bc5f3a5d4",
  "space_group_name": "P 21 21 21",
  "unit_cell": {
    "a": 76.06,
    "b": 115.13,
    "c": 121.03,
    "alpha": 90.0,
    "beta": 90.0,
    "gamma": 90.0
  },
  "wavelengths": [0.97940],
  "anisotropic_diffraction": false,
  "overall_refln_statistics": {
    "resolution_limits": [34.05,2.550],
    "number_observations_unique": 31457,
    "quality_factors": [
      {
        "type": "R(merge)",
        "value": 0.081
      },
      {
        "type": "I/SigI",
        "value": 13.580
      },
      {
        "type": "Completeness",
        "value": 89.000
      },
      {
        "type": "Redundancy",
        "value": 5.0
      }
    ]
  },
  "refln_shells": [
    {
      "resolution_limits": [2.620,2.550],
      "number_observations": 10885,
      "number_observations_unique": 2214,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.507
        },
        {
          "type": "I/SigI",
          "value": 3.370
        },
        {
          "type": "Completeness",
          "value": 85.600
        }
      ]
    },
    {
      "resolution_limits": [2.690,2.620],
      "number_observations": 10806,
      "number_observations_unique": 2210,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.441
        },
        {
          "type": "I/SigI",
          "value": 3.970
        },
        {
          "type": "Completeness",
          "value": 88.500
        }
      ]
    },
    {
      "resolution_limits": [2.770,2.690],
      "number_observations": 10662,
      "number_observations_unique": 2151,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.383
        },
        {
          "type": "I/SigI",
          "value": 4.600
        },
        {
          "type": "Completeness",
          "value": 88.400
        }
      ]
    },
    {
      "resolution_limits": [2.850,2.770],
      "number_observations": 10704,
      "number_observations_unique": 2140,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.321
        },
        {
          "type": "I/SigI",
          "value": 5.470
        },
        {
          "type": "Completeness",
          "value": 90.100
        }
      ]
    },
    {
      "resolution_limits": [2.940,2.850],
      "number_observations": 10532,
      "number_observations_unique": 2098,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.258
        },
        {
          "type": "I/SigI",
          "value": 6.640
        },
        {
          "type": "Completeness",
          "value": 90.300
        }
      ]
    },
    {
      "resolution_limits": [3.050,2.940],
      "number_observations": 10296,
      "number_observations_unique": 2020,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.205
        },
        {
          "type": "I/SigI",
          "value": 8.070
        },
        {
          "type": "Completeness",
          "value": 90.500
        }
      ]
    },
    {
      "resolution_limits": [3.160,3.050],
      "number_observations": 9947,
      "number_observations_unique": 1944,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.167
        },
        {
          "type": "I/SigI",
          "value": 9.810
        },
        {
          "type": "Completeness",
          "value": 91.100
        }
      ]
    },
    {
      "resolution_limits": [3.290,3.160],
      "number_observations": 9760,
      "number_observations_unique": 1918,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.136
        },
        {
          "type": "I/SigI",
          "value": 11.630
        },
        {
          "type": "Completeness",
          "value": 91.100
        }
      ]
    },
    {
      "resolution_limits": [3.440,3.290],
      "number_observations": 9209,
      "number_observations_unique": 1793,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.107
        },
        {
          "type": "I/SigI",
          "value": 14.000
        },
        {
          "type": "Completeness",
          "value": 90.700
        }
      ]
    },
    {
      "resolution_limits": [3.610,3.440],
      "number_observations": 8843,
      "number_observations_unique": 1720,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.092
        },
        {
          "type": "I/SigI",
          "value": 16.240
        },
        {
          "type": "Completeness",
          "value": 89.000
        }
      ]
    },
    {
      "resolution_limits": [3.800,3.610],
      "number_observations": 8224,
      "number_observations_unique": 1618,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.078
        },
        {
          "type": "I/SigI",
          "value": 18.350
        },
        {
          "type": "Completeness",
          "value": 89.100
        }
      ]
    },
    {
      "resolution_limits": [4.030,3.800],
      "number_observations": 7838,
      "number_observations_unique": 1557,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.067
        },
        {
          "type": "I/SigI",
          "value": 20.390
        },
        {
          "type": "Completeness",
          "value": 90.000
        }
      ]
    },
    {
      "resolution_limits": [4.310,4.030],
      "number_observations": 7307,
      "number_observations_unique": 1453,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.057
        },
        {
          "type": "I/SigI",
          "value": 23.330
        },
        {
          "type": "Completeness",
          "value": 89.000
        }
      ]
    },
    {
      "resolution_limits": [4.660,4.310],
      "number_observations": 6686,
      "number_observations_unique": 1341,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.053
        },
        {
          "type": "I/SigI",
          "value": 24.480
        },
        {
          "type": "Completeness",
          "value": 88.200
        }
      ]
    },
    {
      "resolution_limits": [5.100,4.660],
      "number_observations": 6277,
      "number_observations_unique": 1256,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.052
        },
        {
          "type": "I/SigI",
          "value": 25.300
        },
        {
          "type": "Completeness",
          "value": 88.500
        }
      ]
    },
    {
      "resolution_limits": [5.700,5.100],
      "number_observations": 5538,
      "number_observations_unique": 1129,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.051
        },
        {
          "type": "I/SigI",
          "value": 23.470
        },
        {
          "type": "Completeness",
          "value": 88.200
        }
      ]
    },
    {
      "resolution_limits": [6.580,5.700],
      "number_observations": 5236,
      "number_observations_unique": 1010,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.049
        },
        {
          "type": "I/SigI",
          "value": 24.710
        },
        {
          "type": "Completeness",
          "value": 88.200
        }
      ]
    },
    {
      "resolution_limits": [8.060,6.580],
      "number_observations": 4433,
      "number_observations_unique": 861,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.039
        },
        {
          "type": "I/SigI",
          "value": 27.160
        },
        {
          "type": "Completeness",
          "value": 87.800
        }
      ]
    },
    {
      "resolution_limits": [11.400,8.060],
      "number_observations": 3417,
      "number_observations_unique": 667,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.034
        },
        {
          "type": "I/SigI",
          "value": 29.760
        },
        {
          "type": "Completeness",
          "value": 86.000
        }
      ]
    }
  ]

}
  

Table 1 generated from MXLIMS-JSON (via JavaScript):


Binned data generated from MXLIMS-JSON (via JavaScript):