Data quality metrics extracted from 4kgv.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": "10199abae1949235f9094743b75f4a01",
  "space_group_name": "P 3 2 1",
  "unit_cell": {
    "a": 121.07,
    "b": 121.07,
    "c": 155.49,
    "alpha": 90.0,
    "beta": 90.0,
    "gamma": 120.0
  },
  "wavelengths": [1.54200],
  "anisotropic_diffraction": false,
  "overall_refln_statistics": {
    "resolution_limits": [38.400,2.100],
    "number_observations_unique": 77283,
    "quality_factors": [
      {
        "type": "R(merge)",
        "value": 0.054
      },
      {
        "type": "I/SigI",
        "value": 11.600
      },
      {
        "type": "Completeness",
        "value": 100.000
      },
      {
        "type": "Redundancy",
        "value": 5.340
      }
    ]
  },
  "refln_shells": [
    {
      "resolution_limits": [2.180,2.100],
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.420
        },
        {
          "type": "I/SigI",
          "value": 3.100
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 5.300
        }
      ]
    },
    {
      "resolution_limits": [2.260,2.180],
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.352
        },
        {
          "type": "I/SigI",
          "value": 3.700
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 5.260
        }
      ]
    },
    {
      "resolution_limits": [2.370,2.260],
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.284
        },
        {
          "type": "I/SigI",
          "value": 4.300
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 5.340
        }
      ]
    },
    {
      "resolution_limits": [2.490,2.370],
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.216
        },
        {
          "type": "I/SigI",
          "value": 5.400
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 5.350
        }
      ]
    },
    {
      "resolution_limits": [2.650,2.490],
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.163
        },
        {
          "type": "I/SigI",
          "value": 6.900
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 5.360
        }
      ]
    },
    {
      "resolution_limits": [2.850,2.650],
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.126
        },
        {
          "type": "I/SigI",
          "value": 8.500
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 5.360
        }
      ]
    },
    {
      "resolution_limits": [3.140,2.850],
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.091
        },
        {
          "type": "I/SigI",
          "value": 11.500
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 5.400
        }
      ]
    },
    {
      "resolution_limits": [3.590,3.140],
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.066
        },
        {
          "type": "I/SigI",
          "value": 15.100
        },
        {
          "type": "Completeness",
          "value": 99.900
        },
        {
          "type": "Redundancy",
          "value": 5.410
        }
      ]
    },
    {
      "resolution_limits": [4.520,3.590],
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.051
        },
        {
          "type": "I/SigI",
          "value": 21.500
        },
        {
          "type": "Completeness",
          "value": 99.900
        },
        {
          "type": "Redundancy",
          "value": 5.370
        }
      ]
    },
    {
      "resolution_limits": [38.400,4.520],
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.033
        },
        {
          "type": "I/SigI",
          "value": 34.400
        },
        {
          "type": "Completeness",
          "value": 99.800
        },
        {
          "type": "Redundancy",
          "value": 5.250
        }
      ]
    }
  ]

}
  

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


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