Data quality metrics extracted from 4qsa.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": "e4b9aa6bb93d633a3de48b0fe6edf5eb",
  "space_group_name": "P 1 21 1",
  "unit_cell": {
    "a": 42.121,
    "b": 40.988,
    "c": 71.645,
    "alpha": 90.00,
    "beta": 104.06,
    "gamma": 90.00
  },
  "wavelengths": [0.81230],
  "anisotropic_diffraction": false,
  "overall_refln_statistics": {
    "resolution_limits": [23.166,1.501],
    "number_observations_unique": 38075,
    "quality_factors": [
      {
        "type": "R(merge)",
        "value": 0.065
      },
      {
        "type": "I/SigI",
        "value": 17.300
      },
      {
        "type": "Completeness",
        "value": 99.200
      },
      {
        "type": "Redundancy",
        "value": 7.000
      }
    ]
  },
  "refln_shells": [
    {
      "resolution_limits": [1.58,1.50],
      "number_observations": 27366,
      "number_observations_unique": 5018,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.119
        },
        {
          "type": "R(meas)",
          "value": 0.14
        },
        {
          "type": "R(pim)",
          "value": 0.06
        },
        {
          "type": "I/SigI",
          "value": 5.5
        },
        {
          "type": "Completeness",
          "value": 94.70
        },
        {
          "type": "Redundancy",
          "value": 5.50
        }
      ]
    },
    {
      "resolution_limits": [1.68,1.58],
      "number_observations": 29207,
      "number_observations_unique": 5316,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.106
        },
        {
          "type": "R(meas)",
          "value": 0.13
        },
        {
          "type": "R(pim)",
          "value": 0.05
        },
        {
          "type": "I/SigI",
          "value": 6.1
        },
        {
          "type": "Completeness",
          "value": 100.00
        },
        {
          "type": "Redundancy",
          "value": 5.50
        }
      ]
    },
    {
      "resolution_limits": [1.79,1.68],
      "number_observations": 27588,
      "number_observations_unique": 4972,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.092
        },
        {
          "type": "R(meas)",
          "value": 0.11
        },
        {
          "type": "R(pim)",
          "value": 0.05
        },
        {
          "type": "I/SigI",
          "value": 7.0
        },
        {
          "type": "Completeness",
          "value": 100.00
        },
        {
          "type": "Redundancy",
          "value": 5.50
        }
      ]
    },
    {
      "resolution_limits": [1.94,1.79],
      "number_observations": 26097,
      "number_observations_unique": 4655,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.081
        },
        {
          "type": "R(meas)",
          "value": 0.10
        },
        {
          "type": "R(pim)",
          "value": 0.04
        },
        {
          "type": "I/SigI",
          "value": 7.6
        },
        {
          "type": "Completeness",
          "value": 100.00
        },
        {
          "type": "Redundancy",
          "value": 5.60
        }
      ]
    },
    {
      "resolution_limits": [2.12,1.94],
      "number_observations": 24241,
      "number_observations_unique": 4311,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.074
        },
        {
          "type": "R(meas)",
          "value": 0.09
        },
        {
          "type": "R(pim)",
          "value": 0.04
        },
        {
          "type": "I/SigI",
          "value": 8.0
        },
        {
          "type": "Completeness",
          "value": 100.00
        },
        {
          "type": "Redundancy",
          "value": 5.60
        }
      ]
    },
    {
      "resolution_limits": [2.37,2.12],
      "number_observations": 21881,
      "number_observations_unique": 3872,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.070
        },
        {
          "type": "R(meas)",
          "value": 0.08
        },
        {
          "type": "R(pim)",
          "value": 0.03
        },
        {
          "type": "I/SigI",
          "value": 8.6
        },
        {
          "type": "Completeness",
          "value": 100.00
        },
        {
          "type": "Redundancy",
          "value": 5.70
        }
      ]
    },
    {
      "resolution_limits": [2.74,2.37],
      "number_observations": 33608,
      "number_observations_unique": 3444,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.084
        },
        {
          "type": "R(meas)",
          "value": 0.09
        },
        {
          "type": "R(pim)",
          "value": 0.03
        },
        {
          "type": "I/SigI",
          "value": 7.5
        },
        {
          "type": "Completeness",
          "value": 100.00
        },
        {
          "type": "Redundancy",
          "value": 9.80
        }
      ]
    },
    {
      "resolution_limits": [3.35,2.74],
      "number_observations": 36907,
      "number_observations_unique": 2913,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.070
        },
        {
          "type": "R(meas)",
          "value": 0.08
        },
        {
          "type": "R(pim)",
          "value": 0.02
        },
        {
          "type": "I/SigI",
          "value": 9.0
        },
        {
          "type": "Completeness",
          "value": 100.00
        },
        {
          "type": "Redundancy",
          "value": 12.70
        }
      ]
    },
    {
      "resolution_limits": [4.74,3.35],
      "number_observations": 25500,
      "number_observations_unique": 2287,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.052
        },
        {
          "type": "R(meas)",
          "value": 0.06
        },
        {
          "type": "R(pim)",
          "value": 0.02
        },
        {
          "type": "I/SigI",
          "value": 11.5
        },
        {
          "type": "Completeness",
          "value": 100.00
        },
        {
          "type": "Redundancy",
          "value": 11.10
        }
      ]
    },
    {
      "resolution_limits": [23.17,4.74],
      "number_observations": 12411,
      "number_observations_unique": 1287,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.044
        },
        {
          "type": "R(meas)",
          "value": 0.05
        },
        {
          "type": "R(pim)",
          "value": 0.02
        },
        {
          "type": "I/SigI",
          "value": 12.8
        },
        {
          "type": "Completeness",
          "value": 99.10
        },
        {
          "type": "Redundancy",
          "value": 9.60
        }
      ]
    }
  ]

}
  

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


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