Data quality metrics extracted from 4iqk.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": "2424349b5ef59339e3791f936dbc05d8",
  "space_group_name": "C 1 2 1",
  "unit_cell": {
    "a": 125.856,
    "b": 75.638,
    "c": 48.341,
    "alpha": 90.00,
    "beta": 106.09,
    "gamma": 90.00
  },
  "wavelengths": [1.00000],
  "anisotropic_diffraction": false,
  "overall_refln_statistics": {
    "resolution_limits": [19.913,1.970],
    "number_observations_unique": 30805,
    "quality_factors": [
      {
        "type": "R(merge)",
        "value": 0.141
      },
      {
        "type": "I/SigI",
        "value": 6.100
      },
      {
        "type": "Completeness",
        "value": 99.800
      },
      {
        "type": "Redundancy",
        "value": 3.800
      }
    ]
  },
  "refln_shells": [
    {
      "resolution_limits": [2.080,1.970],
      "number_observations": 16777,
      "number_observations_unique": 4472,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.841
        },
        {
          "type": "I/SigI",
          "value": 0.700
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 3.800
        }
      ]
    },
    {
      "resolution_limits": [2.200,2.080],
      "number_observations": 16135,
      "number_observations_unique": 4289,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.551
        },
        {
          "type": "I/SigI",
          "value": 1.100
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 3.800
        }
      ]
    },
    {
      "resolution_limits": [2.350,2.200],
      "number_observations": 14977,
      "number_observations_unique": 3975,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.383
        },
        {
          "type": "I/SigI",
          "value": 1.500
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 3.800
        }
      ]
    },
    {
      "resolution_limits": [2.540,2.350],
      "number_observations": 14116,
      "number_observations_unique": 3739,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.276
        },
        {
          "type": "I/SigI",
          "value": 2.400
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 3.800
        }
      ]
    },
    {
      "resolution_limits": [2.790,2.540],
      "number_observations": 12891,
      "number_observations_unique": 3399,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.170
        },
        {
          "type": "I/SigI",
          "value": 4.000
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 3.800
        }
      ]
    },
    {
      "resolution_limits": [3.110,2.790],
      "number_observations": 11785,
      "number_observations_unique": 3107,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.118
        },
        {
          "type": "I/SigI",
          "value": 5.600
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 3.800
        }
      ]
    },
    {
      "resolution_limits": [3.600,3.110],
      "number_observations": 10412,
      "number_observations_unique": 2748,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.106
        },
        {
          "type": "I/SigI",
          "value": 5.900
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 3.800
        }
      ]
    },
    {
      "resolution_limits": [4.410,3.600],
      "number_observations": 8834,
      "number_observations_unique": 2335,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.079
        },
        {
          "type": "I/SigI",
          "value": 7.300
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 3.800
        }
      ]
    },
    {
      "resolution_limits": [6.230,4.410],
      "number_observations": 6670,
      "number_observations_unique": 1796,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.060
        },
        {
          "type": "I/SigI",
          "value": 8.700
        },
        {
          "type": "Completeness",
          "value": 99.900
        },
        {
          "type": "Redundancy",
          "value": 3.700
        }
      ]
    },
    {
      "resolution_limits": [19.913,6.230],
      "number_observations": 3268,
      "number_observations_unique": 945,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.068
        },
        {
          "type": "I/SigI",
          "value": 8.800
        },
        {
          "type": "Completeness",
          "value": 92.600
        },
        {
          "type": "Redundancy",
          "value": 3.500
        }
      ]
    }
  ]

}
  

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


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