Data quality metrics extracted from 4y4k.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": "2b58b9a4e6517622bfe381287313516b",
  "space_group_name": "C 2 2 21",
  "unit_cell": {
    "a": 78.96,
    "b": 191.07,
    "c": 151.08,
    "alpha": 90.0,
    "beta": 90.0,
    "gamma": 90.0
  },
  "wavelengths": [0.97670],
  "anisotropic_diffraction": false,
  "overall_refln_statistics": {
    "resolution_limits": [95.695,2.900],
    "number_observations": 81215,
    "number_observations_unique": 25092,
    "quality_factors": [
      {
        "type": "R(merge)",
        "value": 0.172
      },
      {
        "type": "R(meas)",
        "value": 0.206
      },
      {
        "type": "R(pim)",
        "value": 0.111
      },
      {
        "type": "I/SigI",
        "value": 5.900
      },
      {
        "type": "Completeness",
        "value": 97.400
      },
      {
        "type": "Redundancy",
        "value": 3.200
      }
    ]
  },
  "refln_shells": [
    {
      "resolution_limits": [3.060,2.900],
      "number_observations": 12397,
      "number_observations_unique": 3686,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.594
        },
        {
          "type": "R(pim)",
          "value": 0.384
        },
        {
          "type": "I/SigI",
          "value": 1.200
        },
        {
          "type": "Completeness",
          "value": 99.100
        },
        {
          "type": "Redundancy",
          "value": 3.400
        }
      ]
    },
    {
      "resolution_limits": [3.240,3.060],
      "number_observations": 11189,
      "number_observations_unique": 3438,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.397
        },
        {
          "type": "R(pim)",
          "value": 0.258
        },
        {
          "type": "I/SigI",
          "value": 1.900
        },
        {
          "type": "Completeness",
          "value": 98.400
        },
        {
          "type": "Redundancy",
          "value": 3.300
        }
      ]
    },
    {
      "resolution_limits": [3.470,3.240],
      "number_observations": 9792,
      "number_observations_unique": 3200,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.275
        },
        {
          "type": "R(pim)",
          "value": 0.181
        },
        {
          "type": "I/SigI",
          "value": 2.700
        },
        {
          "type": "Completeness",
          "value": 96.100
        },
        {
          "type": "Redundancy",
          "value": 3.100
        }
      ]
    },
    {
      "resolution_limits": [3.740,3.470],
      "number_observations": 9872,
      "number_observations_unique": 3015,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.201
        },
        {
          "type": "R(pim)",
          "value": 0.130
        },
        {
          "type": "I/SigI",
          "value": 3.300
        },
        {
          "type": "Completeness",
          "value": 98.000
        },
        {
          "type": "Redundancy",
          "value": 3.300
        }
      ]
    },
    {
      "resolution_limits": [4.100,3.740],
      "number_observations": 9358,
      "number_observations_unique": 2799,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.152
        },
        {
          "type": "R(pim)",
          "value": 0.097
        },
        {
          "type": "I/SigI",
          "value": 4.800
        },
        {
          "type": "Completeness",
          "value": 98.300
        },
        {
          "type": "Redundancy",
          "value": 3.300
        }
      ]
    },
    {
      "resolution_limits": [4.590,4.100],
      "number_observations": 7704,
      "number_observations_unique": 2484,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.107
        },
        {
          "type": "R(pim)",
          "value": 0.068
        },
        {
          "type": "I/SigI",
          "value": 6.500
        },
        {
          "type": "Completeness",
          "value": 95.400
        },
        {
          "type": "Redundancy",
          "value": 3.100
        }
      ]
    },
    {
      "resolution_limits": [5.290,4.590],
      "number_observations": 7576,
      "number_observations_unique": 2271,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.098
        },
        {
          "type": "R(pim)",
          "value": 0.062
        },
        {
          "type": "I/SigI",
          "value": 6.900
        },
        {
          "type": "Completeness",
          "value": 98.800
        },
        {
          "type": "Redundancy",
          "value": 3.300
        }
      ]
    },
    {
      "resolution_limits": [6.480,5.290],
      "number_observations": 6113,
      "number_observations_unique": 1881,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.120
        },
        {
          "type": "R(pim)",
          "value": 0.077
        },
        {
          "type": "I/SigI",
          "value": 6.100
        },
        {
          "type": "Completeness",
          "value": 96.400
        },
        {
          "type": "Redundancy",
          "value": 3.200
        }
      ]
    },
    {
      "resolution_limits": [9.170,6.480],
      "number_observations": 4652,
      "number_observations_unique": 1470,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.082
        },
        {
          "type": "R(pim)",
          "value": 0.054
        },
        {
          "type": "I/SigI",
          "value": 8.600
        },
        {
          "type": "Completeness",
          "value": 95.300
        },
        {
          "type": "Redundancy",
          "value": 3.200
        }
      ]
    },
    {
      "resolution_limits": [75.655,9.170],
      "number_observations": 2562,
      "number_observations_unique": 848,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.055
        },
        {
          "type": "R(pim)",
          "value": 0.037
        },
        {
          "type": "I/SigI",
          "value": 11.400
        },
        {
          "type": "Completeness",
          "value": 94.800
        },
        {
          "type": "Redundancy",
          "value": 3.000
        }
      ]
    }
  ]

}
  

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


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