Data quality metrics extracted from 6pk8.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": "d063aedd11194b1c7200c4b3a3955f07",
  "space_group_name": "P 21 21 21",
  "unit_cell": {
    "a": 60.60,
    "b": 105.26,
    "c": 176.53,
    "alpha": 90.0,
    "beta": 90.0,
    "gamma": 90.0
  },
  "wavelengths": [0.97918],
  "anisotropic_diffraction": false,
  "overall_refln_statistics": {
    "resolution_limits": [90.410,2.910],
    "number_observations_unique": 25041,
    "quality_factors": [
      {
        "type": "R(merge)",
        "value": 0.171
      },
      {
        "type": "R(meas)",
        "value": 0.198
      },
      {
        "type": "I/SigI",
        "value": 6.670
      },
      {
        "type": "Completeness",
        "value": 98.100
      },
      {
        "type": "Redundancy",
        "value": 3.730
      },
      {
        "type": "CC(1/2)",
        "value": 0.988
      }
    ]
  },
  "refln_shells": [
    {
      "resolution_limits": [2.990,2.910],
      "number_observations": 5737,
      "number_observations_unique": 1651,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.975
        },
        {
          "type": "R(meas)",
          "value": 1.144
        },
        {
          "type": "I/SigI",
          "value": 1.170
        },
        {
          "type": "Completeness",
          "value": 89.800
        },
        {
          "type": "Redundancy",
          "value": 3.475
        },
        {
          "type": "CC(1/2)",
          "value": 0.481
        }
      ]
    },
    {
      "resolution_limits": [3.070,2.990],
      "number_observations": 6876,
      "number_observations_unique": 1793,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.848
        },
        {
          "type": "R(meas)",
          "value": 0.986
        },
        {
          "type": "I/SigI",
          "value": 1.470
        },
        {
          "type": "Completeness",
          "value": 99.600
        },
        {
          "type": "Redundancy",
          "value": 3.835
        },
        {
          "type": "CC(1/2)",
          "value": 0.562
        }
      ]
    },
    {
      "resolution_limits": [3.160,3.070],
      "number_observations": 6863,
      "number_observations_unique": 1776,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.760
        },
        {
          "type": "R(meas)",
          "value": 0.883
        },
        {
          "type": "I/SigI",
          "value": 1.690
        },
        {
          "type": "Completeness",
          "value": 99.800
        },
        {
          "type": "Redundancy",
          "value": 3.864
        },
        {
          "type": "CC(1/2)",
          "value": 0.612
        }
      ]
    },
    {
      "resolution_limits": [3.250,3.160],
      "number_observations": 6428,
      "number_observations_unique": 1686,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.559
        },
        {
          "type": "R(meas)",
          "value": 0.649
        },
        {
          "type": "I/SigI",
          "value": 2.280
        },
        {
          "type": "Completeness",
          "value": 99.800
        },
        {
          "type": "Redundancy",
          "value": 3.813
        },
        {
          "type": "CC(1/2)",
          "value": 0.752
        }
      ]
    },
    {
      "resolution_limits": [3.360,3.250],
      "number_observations": 6301,
      "number_observations_unique": 1674,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.478
        },
        {
          "type": "R(meas)",
          "value": 0.556
        },
        {
          "type": "I/SigI",
          "value": 2.640
        },
        {
          "type": "Completeness",
          "value": 99.300
        },
        {
          "type": "Redundancy",
          "value": 3.764
        },
        {
          "type": "CC(1/2)",
          "value": 0.792
        }
      ]
    },
    {
      "resolution_limits": [3.480,3.360],
      "number_observations": 5890,
      "number_observations_unique": 1584,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.383
        },
        {
          "type": "R(meas)",
          "value": 0.445
        },
        {
          "type": "I/SigI",
          "value": 3.330
        },
        {
          "type": "Completeness",
          "value": 98.900
        },
        {
          "type": "Redundancy",
          "value": 3.718
        },
        {
          "type": "CC(1/2)",
          "value": 0.876
        }
      ]
    },
    {
      "resolution_limits": [3.610,3.480],
      "number_observations": 5341,
      "number_observations_unique": 1515,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.282
        },
        {
          "type": "R(meas)",
          "value": 0.331
        },
        {
          "type": "I/SigI",
          "value": 4.360
        },
        {
          "type": "Completeness",
          "value": 97.100
        },
        {
          "type": "Redundancy",
          "value": 3.525
        },
        {
          "type": "CC(1/2)",
          "value": 0.919
        }
      ]
    },
    {
      "resolution_limits": [3.760,3.610],
      "number_observations": 4980,
      "number_observations_unique": 1462,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.207
        },
        {
          "type": "R(meas)",
          "value": 0.244
        },
        {
          "type": "I/SigI",
          "value": 5.410
        },
        {
          "type": "Completeness",
          "value": 97.200
        },
        {
          "type": "Redundancy",
          "value": 3.406
        },
        {
          "type": "CC(1/2)",
          "value": 0.957
        }
      ]
    },
    {
      "resolution_limits": [3.920,3.760],
      "number_observations": 5583,
      "number_observations_unique": 1431,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.184
        },
        {
          "type": "R(meas)",
          "value": 0.213
        },
        {
          "type": "I/SigI",
          "value": 6.660
        },
        {
          "type": "Completeness",
          "value": 99.800
        },
        {
          "type": "Redundancy",
          "value": 3.901
        },
        {
          "type": "CC(1/2)",
          "value": 0.972
        }
      ]
    },
    {
      "resolution_limits": [4.120,3.920],
      "number_observations": 5451,
      "number_observations_unique": 1378,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.142
        },
        {
          "type": "R(meas)",
          "value": 0.164
        },
        {
          "type": "I/SigI",
          "value": 8.150
        },
        {
          "type": "Completeness",
          "value": 99.400
        },
        {
          "type": "Redundancy",
          "value": 3.956
        },
        {
          "type": "CC(1/2)",
          "value": 0.986
        }
      ]
    },
    {
      "resolution_limits": [4.340,4.120],
      "number_observations": 5197,
      "number_observations_unique": 1323,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.104
        },
        {
          "type": "R(meas)",
          "value": 0.119
        },
        {
          "type": "I/SigI",
          "value": 10.110
        },
        {
          "type": "Completeness",
          "value": 99.500
        },
        {
          "type": "Redundancy",
          "value": 3.928
        },
        {
          "type": "CC(1/2)",
          "value": 0.994
        }
      ]
    },
    {
      "resolution_limits": [4.600,4.340],
      "number_observations": 4714,
      "number_observations_unique": 1212,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.093
        },
        {
          "type": "R(meas)",
          "value": 0.108
        },
        {
          "type": "I/SigI",
          "value": 11.660
        },
        {
          "type": "Completeness",
          "value": 98.900
        },
        {
          "type": "Redundancy",
          "value": 3.889
        },
        {
          "type": "CC(1/2)",
          "value": 0.992
        }
      ]
    },
    {
      "resolution_limits": [4.920,4.600],
      "number_observations": 4382,
      "number_observations_unique": 1171,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.089
        },
        {
          "type": "R(meas)",
          "value": 0.103
        },
        {
          "type": "I/SigI",
          "value": 12.400
        },
        {
          "type": "Completeness",
          "value": 99.200
        },
        {
          "type": "Redundancy",
          "value": 3.742
        },
        {
          "type": "CC(1/2)",
          "value": 0.992
        }
      ]
    },
    {
      "resolution_limits": [5.310,4.920],
      "number_observations": 4198,
      "number_observations_unique": 1097,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.098
        },
        {
          "type": "R(meas)",
          "value": 0.113
        },
        {
          "type": "I/SigI",
          "value": 11.400
        },
        {
          "type": "Completeness",
          "value": 99.200
        },
        {
          "type": "Redundancy",
          "value": 3.827
        },
        {
          "type": "CC(1/2)",
          "value": 0.994
        }
      ]
    },
    {
      "resolution_limits": [5.820,5.310],
      "number_observations": 3793,
      "number_observations_unique": 1014,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.104
        },
        {
          "type": "R(meas)",
          "value": 0.121
        },
        {
          "type": "I/SigI",
          "value": 10.590
        },
        {
          "type": "Completeness",
          "value": 98.800
        },
        {
          "type": "Redundancy",
          "value": 3.741
        },
        {
          "type": "CC(1/2)",
          "value": 0.991
        }
      ]
    },
    {
      "resolution_limits": [6.510,5.820],
      "number_observations": 3317,
      "number_observations_unique": 903,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.120
        },
        {
          "type": "R(meas)",
          "value": 0.139
        },
        {
          "type": "I/SigI",
          "value": 9.670
        },
        {
          "type": "Completeness",
          "value": 97.100
        },
        {
          "type": "Redundancy",
          "value": 3.673
        },
        {
          "type": "CC(1/2)",
          "value": 0.987
        }
      ]
    },
    {
      "resolution_limits": [7.510,6.510],
      "number_observations": 2578,
      "number_observations_unique": 786,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.107
        },
        {
          "type": "R(meas)",
          "value": 0.125
        },
        {
          "type": "I/SigI",
          "value": 9.840
        },
        {
          "type": "Completeness",
          "value": 93.900
        },
        {
          "type": "Redundancy",
          "value": 3.280
        },
        {
          "type": "CC(1/2)",
          "value": 0.990
        }
      ]
    },
    {
      "resolution_limits": [9.200,7.510],
      "number_observations": 2660,
      "number_observations_unique": 693,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.061
        },
        {
          "type": "R(meas)",
          "value": 0.071
        },
        {
          "type": "I/SigI",
          "value": 16.030
        },
        {
          "type": "Completeness",
          "value": 98.400
        },
        {
          "type": "Redundancy",
          "value": 3.838
        },
        {
          "type": "CC(1/2)",
          "value": 0.997
        }
      ]
    },
    {
      "resolution_limits": [13.020,9.200],
      "number_observations": 2027,
      "number_observations_unique": 561,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.041
        },
        {
          "type": "R(meas)",
          "value": 0.048
        },
        {
          "type": "I/SigI",
          "value": 21.080
        },
        {
          "type": "Completeness",
          "value": 98.100
        },
        {
          "type": "Redundancy",
          "value": 3.613
        },
        {
          "type": "CC(1/2)",
          "value": 0.998
        }
      ]
    },
    {
      "resolution_limits": [90.410,13.020],
      "number_observations": 1081,
      "number_observations_unique": 331,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.043
        },
        {
          "type": "R(meas)",
          "value": 0.052
        },
        {
          "type": "I/SigI",
          "value": 18.040
        },
        {
          "type": "Completeness",
          "value": 95.900
        },
        {
          "type": "Redundancy",
          "value": 3.266
        },
        {
          "type": "CC(1/2)",
          "value": 0.998
        }
      ]
    }
  ]

}
  

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


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