Data quality metrics extracted from 4gkb.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": "d1c8887b8921812471b4c04778b39522",
  "space_group_name": "P 61",
  "unit_cell": {
    "a": 99.960,
    "b": 99.960,
    "c": 205.801,
    "alpha": 90.0,
    "beta": 90.0,
    "gamma": 120.0
  },
  "wavelengths": [0.97930],
  "anisotropic_diffraction": false,
  "overall_refln_statistics": {
    "resolution_limits": [86.567,1.500],
    "number_observations_unique": 185302,
    "quality_factors": [
      {
        "type": "R(merge)",
        "value": 0.110
      },
      {
        "type": "I/SigI",
        "value": 10.800
      },
      {
        "type": "Completeness",
        "value": 100.000
      },
      {
        "type": "Redundancy",
        "value": 8.900
      }
    ]
  },
  "refln_shells": [
    {
      "resolution_limits": [1.580,1.500],
      "number_observations": 250791,
      "number_observations_unique": 27085,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.836
        },
        {
          "type": "I/SigI",
          "value": 0.900
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 9.300
        }
      ]
    },
    {
      "resolution_limits": [1.680,1.580],
      "number_observations": 231426,
      "number_observations_unique": 25563,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.577
        },
        {
          "type": "I/SigI",
          "value": 1.300
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 9.100
        }
      ]
    },
    {
      "resolution_limits": [1.790,1.680],
      "number_observations": 211896,
      "number_observations_unique": 24046,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.393
        },
        {
          "type": "I/SigI",
          "value": 1.900
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 8.800
        }
      ]
    },
    {
      "resolution_limits": [1.940,1.790],
      "number_observations": 191965,
      "number_observations_unique": 22358,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.259
        },
        {
          "type": "I/SigI",
          "value": 2.300
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 8.600
        }
      ]
    },
    {
      "resolution_limits": [2.120,1.940],
      "number_observations": 172862,
      "number_observations_unique": 20629,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.173
        },
        {
          "type": "I/SigI",
          "value": 3.400
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 8.400
        }
      ]
    },
    {
      "resolution_limits": [2.370,2.120],
      "number_observations": 154083,
      "number_observations_unique": 18612,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.143
        },
        {
          "type": "I/SigI",
          "value": 3.900
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 8.300
        }
      ]
    },
    {
      "resolution_limits": [2.740,2.370],
      "number_observations": 137914,
      "number_observations_unique": 16435,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.126
        },
        {
          "type": "I/SigI",
          "value": 4.800
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 8.400
        }
      ]
    },
    {
      "resolution_limits": [3.350,2.740],
      "number_observations": 125181,
      "number_observations_unique": 13915,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.086
        },
        {
          "type": "I/SigI",
          "value": 6.700
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 9.000
        }
      ]
    },
    {
      "resolution_limits": [4.740,3.350],
      "number_observations": 111845,
      "number_observations_unique": 10770,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.054
        },
        {
          "type": "I/SigI",
          "value": 11.300
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 10.400
        }
      ]
    },
    {
      "resolution_limits": [22.873,4.740],
      "number_observations": 66986,
      "number_observations_unique": 5889,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.043
        },
        {
          "type": "I/SigI",
          "value": 13.700
        },
        {
          "type": "Completeness",
          "value": 99.100
        },
        {
          "type": "Redundancy",
          "value": 11.400
        }
      ]
    }
  ]

}
  

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


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