Data quality metrics extracted from 6un4.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": "c57b56e1620991557196fa736ce34d4c",
  "space_group_name": "P 21 21 21",
  "unit_cell": {
    "a": 51.341,
    "b": 61.848,
    "c": 69.057,
    "alpha": 90.0,
    "beta": 90.0,
    "gamma": 90.0
  },
  "wavelengths": [1.11950],
  "anisotropic_diffraction": false,
  "overall_refln_statistics": {
    "resolution_limits": [34.529,1.4990],
    "number_observations_unique": 35265,
    "quality_factors": [
      {
        "type": "R(merge)",
        "value": 0.053
      },
      {
        "type": "R(meas)",
        "value": 0.055
      },
      {
        "type": "I/SigI",
        "value": 24.270
      },
      {
        "type": "Completeness",
        "value": 98.100
      },
      {
        "type": "Redundancy",
        "value": 13.247
      },
      {
        "type": "CC(1/2)",
        "value": 1.000
      }
    ]
  },
  "refln_shells": [
    {
      "resolution_limits": [1.540,1.500],
      "number_observations": 32929,
      "number_observations_unique": 2510,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 1.874
        },
        {
          "type": "R(meas)",
          "value": 1.949
        },
        {
          "type": "I/SigI",
          "value": 1.320
        },
        {
          "type": "Completeness",
          "value": 95.400
        },
        {
          "type": "Redundancy",
          "value": 13.119
        },
        {
          "type": "CC(1/2)",
          "value": 0.675
        }
      ]
    },
    {
      "resolution_limits": [1.580,1.540],
      "number_observations": 32965,
      "number_observations_unique": 2470,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 1.400
        },
        {
          "type": "R(meas)",
          "value": 1.454
        },
        {
          "type": "I/SigI",
          "value": 1.890
        },
        {
          "type": "Completeness",
          "value": 97.600
        },
        {
          "type": "Redundancy",
          "value": 13.346
        },
        {
          "type": "CC(1/2)",
          "value": 0.793
        }
      ]
    },
    {
      "resolution_limits": [1.630,1.580],
      "number_observations": 32583,
      "number_observations_unique": 2443,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 1.103
        },
        {
          "type": "R(meas)",
          "value": 1.147
        },
        {
          "type": "I/SigI",
          "value": 2.440
        },
        {
          "type": "Completeness",
          "value": 97.600
        },
        {
          "type": "Redundancy",
          "value": 13.337
        },
        {
          "type": "CC(1/2)",
          "value": 0.868
        }
      ]
    },
    {
      "resolution_limits": [1.680,1.630],
      "number_observations": 31265,
      "number_observations_unique": 2370,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.830
        },
        {
          "type": "R(meas)",
          "value": 0.863
        },
        {
          "type": "I/SigI",
          "value": 3.270
        },
        {
          "type": "Completeness",
          "value": 98.200
        },
        {
          "type": "Redundancy",
          "value": 13.192
        },
        {
          "type": "CC(1/2)",
          "value": 0.923
        }
      ]
    },
    {
      "resolution_limits": [1.730,1.680],
      "number_observations": 29352,
      "number_observations_unique": 2269,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.601
        },
        {
          "type": "R(meas)",
          "value": 0.625
        },
        {
          "type": "I/SigI",
          "value": 4.480
        },
        {
          "type": "Completeness",
          "value": 97.800
        },
        {
          "type": "Redundancy",
          "value": 12.936
        },
        {
          "type": "CC(1/2)",
          "value": 0.955
        }
      ]
    },
    {
      "resolution_limits": [1.790,1.730],
      "number_observations": 27664,
      "number_observations_unique": 2205,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.474
        },
        {
          "type": "R(meas)",
          "value": 0.494
        },
        {
          "type": "I/SigI",
          "value": 5.400
        },
        {
          "type": "Completeness",
          "value": 96.400
        },
        {
          "type": "Redundancy",
          "value": 12.546
        },
        {
          "type": "CC(1/2)",
          "value": 0.965
        }
      ]
    },
    {
      "resolution_limits": [1.860,1.790],
      "number_observations": 30080,
      "number_observations_unique": 2167,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.359
        },
        {
          "type": "R(meas)",
          "value": 0.373
        },
        {
          "type": "I/SigI",
          "value": 7.620
        },
        {
          "type": "Completeness",
          "value": 98.900
        },
        {
          "type": "Redundancy",
          "value": 13.881
        },
        {
          "type": "CC(1/2)",
          "value": 0.984
        }
      ]
    },
    {
      "resolution_limits": [1.940,1.860],
      "number_observations": 28637,
      "number_observations_unique": 2080,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.248
        },
        {
          "type": "R(meas)",
          "value": 0.257
        },
        {
          "type": "I/SigI",
          "value": 10.780
        },
        {
          "type": "Completeness",
          "value": 99.200
        },
        {
          "type": "Redundancy",
          "value": 13.768
        },
        {
          "type": "CC(1/2)",
          "value": 0.992
        }
      ]
    },
    {
      "resolution_limits": [2.020,1.940],
      "number_observations": 27738,
      "number_observations_unique": 2026,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.173
        },
        {
          "type": "R(meas)",
          "value": 0.179
        },
        {
          "type": "I/SigI",
          "value": 14.860
        },
        {
          "type": "Completeness",
          "value": 99.500
        },
        {
          "type": "Redundancy",
          "value": 13.691
        },
        {
          "type": "CC(1/2)",
          "value": 0.996
        }
      ]
    },
    {
      "resolution_limits": [2.120,2.020],
      "number_observations": 26063,
      "number_observations_unique": 1929,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.136
        },
        {
          "type": "R(meas)",
          "value": 0.142
        },
        {
          "type": "I/SigI",
          "value": 18.440
        },
        {
          "type": "Completeness",
          "value": 99.400
        },
        {
          "type": "Redundancy",
          "value": 13.511
        },
        {
          "type": "CC(1/2)",
          "value": 0.997
        }
      ]
    },
    {
      "resolution_limits": [2.230,2.120],
      "number_observations": 24352,
      "number_observations_unique": 1839,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.102
        },
        {
          "type": "R(meas)",
          "value": 0.106
        },
        {
          "type": "I/SigI",
          "value": 23.670
        },
        {
          "type": "Completeness",
          "value": 98.700
        },
        {
          "type": "Redundancy",
          "value": 13.242
        },
        {
          "type": "CC(1/2)",
          "value": 0.998
        }
      ]
    },
    {
      "resolution_limits": [2.370,2.230],
      "number_observations": 21492,
      "number_observations_unique": 1710,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.085
        },
        {
          "type": "R(meas)",
          "value": 0.089
        },
        {
          "type": "I/SigI",
          "value": 27.470
        },
        {
          "type": "Completeness",
          "value": 97.500
        },
        {
          "type": "Redundancy",
          "value": 12.568
        },
        {
          "type": "CC(1/2)",
          "value": 0.998
        }
      ]
    },
    {
      "resolution_limits": [2.530,2.370],
      "number_observations": 21428,
      "number_observations_unique": 1617,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.068
        },
        {
          "type": "R(meas)",
          "value": 0.071
        },
        {
          "type": "I/SigI",
          "value": 34.930
        },
        {
          "type": "Completeness",
          "value": 97.900
        },
        {
          "type": "Redundancy",
          "value": 13.252
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        {
          "type": "CC(1/2)",
          "value": 0.999
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      ]
    },
    {
      "resolution_limits": [2.740,2.530],
      "number_observations": 21688,
      "number_observations_unique": 1542,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.055
        },
        {
          "type": "R(meas)",
          "value": 0.057
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        {
          "type": "I/SigI",
          "value": 43.990
        },
        {
          "type": "Completeness",
          "value": 99.400
        },
        {
          "type": "Redundancy",
          "value": 14.065
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        {
          "type": "CC(1/2)",
          "value": 0.999
        }
      ]
    },
    {
      "resolution_limits": [3.000,2.740],
      "number_observations": 19800,
      "number_observations_unique": 1433,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.046
        },
        {
          "type": "R(meas)",
          "value": 0.047
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        {
          "type": "I/SigI",
          "value": 54.170
        },
        {
          "type": "Completeness",
          "value": 99.200
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        {
          "type": "Redundancy",
          "value": 13.817
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        {
          "type": "CC(1/2)",
          "value": 0.999
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      ]
    },
    {
      "resolution_limits": [3.350,3.000],
      "number_observations": 16822,
      "number_observations_unique": 1293,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.032
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        {
          "type": "R(meas)",
          "value": 0.034
        },
        {
          "type": "I/SigI",
          "value": 73.210
        },
        {
          "type": "Completeness",
          "value": 99.600
        },
        {
          "type": "Redundancy",
          "value": 13.010
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        {
          "type": "CC(1/2)",
          "value": 1.000
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      ]
    },
    {
      "resolution_limits": [3.870,3.350],
      "number_observations": 14549,
      "number_observations_unique": 1166,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.025
        },
        {
          "type": "R(meas)",
          "value": 0.026
        },
        {
          "type": "I/SigI",
          "value": 85.560
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 12.478
        },
        {
          "type": "CC(1/2)",
          "value": 1.000
        }
      ]
    },
    {
      "resolution_limits": [4.740,3.870],
      "number_observations": 11257,
      "number_observations_unique": 940,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.020
        },
        {
          "type": "R(meas)",
          "value": 0.021
        },
        {
          "type": "I/SigI",
          "value": 96.650
        },
        {
          "type": "Completeness",
          "value": 94.700
        },
        {
          "type": "Redundancy",
          "value": 11.976
        },
        {
          "type": "CC(1/2)",
          "value": 1.000
        }
      ]
    },
    {
      "resolution_limits": [6.700,4.740],
      "number_observations": 10701,
      "number_observations_unique": 787,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.020
        },
        {
          "type": "R(meas)",
          "value": 0.020
        },
        {
          "type": "I/SigI",
          "value": 102.500
        },
        {
          "type": "Completeness",
          "value": 99.900
        },
        {
          "type": "Redundancy",
          "value": 13.597
        },
        {
          "type": "CC(1/2)",
          "value": 1.000
        }
      ]
    },
    {
      "resolution_limits": [34.529,6.700],
      "number_observations": 5680,
      "number_observations_unique": 460,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.017
        },
        {
          "type": "R(meas)",
          "value": 0.017
        },
        {
          "type": "I/SigI",
          "value": 106.230
        },
        {
          "type": "Completeness",
          "value": 98.500
        },
        {
          "type": "Redundancy",
          "value": 12.348
        },
        {
          "type": "CC(1/2)",
          "value": 1.000
        }
      ]
    }
  ]

}
  

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


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