Data quality metrics extracted from 4nrd.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": "65291886088856fe33c1cbfef60dda2e",
  "space_group_name": "P 1",
  "unit_cell": {
    "a": 70.941,
    "b": 70.895,
    "c": 76.618,
    "alpha": 88.78,
    "beta": 84.70,
    "gamma": 60.13
  },
  "wavelengths": [0.97937],
  "anisotropic_diffraction": false,
  "overall_refln_statistics": {
    "resolution_limits": [29.391,2.10],
    "number_observations_unique": 61839,
    "quality_factors": [
      {
        "type": "R(merge)",
        "value": 0.102
      },
      {
        "type": "I/SigI",
        "value": 6.000
      },
      {
        "type": "Completeness",
        "value": 82.200
      },
      {
        "type": "Redundancy",
        "value": 2.300
      }
    ]
  },
  "refln_shells": [
    {
      "resolution_limits": [2.150,2.100],
      "number_observations": 10781,
      "number_observations_unique": 4744,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.463
        },
        {
          "type": "I/SigI",
          "value": 1.9
        },
        {
          "type": "Completeness",
          "value": 84.300
        },
        {
          "type": "Redundancy",
          "value": 2.300
        }
      ]
    },
    {
      "resolution_limits": [2.210,2.150],
      "number_observations": 10179,
      "number_observations_unique": 4433,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.365
        },
        {
          "type": "I/SigI",
          "value": 2.2
        },
        {
          "type": "Completeness",
          "value": 82.300
        },
        {
          "type": "Redundancy",
          "value": 2.300
        }
      ]
    },
    {
      "resolution_limits": [2.280,2.210],
      "number_observations": 9093,
      "number_observations_unique": 4010,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.336
        },
        {
          "type": "I/SigI",
          "value": 2.4
        },
        {
          "type": "Completeness",
          "value": 76.100
        },
        {
          "type": "Redundancy",
          "value": 2.300
        }
      ]
    },
    {
      "resolution_limits": [2.350,2.280],
      "number_observations": 8654,
      "number_observations_unique": 3866,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.296
        },
        {
          "type": "I/SigI",
          "value": 2.6
        },
        {
          "type": "Completeness",
          "value": 75.400
        },
        {
          "type": "Redundancy",
          "value": 2.200
        }
      ]
    },
    {
      "resolution_limits": [2.420,2.350],
      "number_observations": 9829,
      "number_observations_unique": 4268,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.277
        },
        {
          "type": "I/SigI",
          "value": 2.8
        },
        {
          "type": "Completeness",
          "value": 86.300
        },
        {
          "type": "Redundancy",
          "value": 2.300
        }
      ]
    },
    {
      "resolution_limits": [2.510,2.420],
      "number_observations": 9609,
      "number_observations_unique": 4162,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.229
        },
        {
          "type": "I/SigI",
          "value": 3.3
        },
        {
          "type": "Completeness",
          "value": 86.400
        },
        {
          "type": "Redundancy",
          "value": 2.300
        }
      ]
    },
    {
      "resolution_limits": [2.600,2.510],
      "number_observations": 8770,
      "number_observations_unique": 3864,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.187
        },
        {
          "type": "I/SigI",
          "value": 3.7
        },
        {
          "type": "Completeness",
          "value": 83.700
        },
        {
          "type": "Redundancy",
          "value": 2.300
        }
      ]
    },
    {
      "resolution_limits": [2.710,2.600],
      "number_observations": 8332,
      "number_observations_unique": 3654,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.172
        },
        {
          "type": "I/SigI",
          "value": 4.2
        },
        {
          "type": "Completeness",
          "value": 81.300
        },
        {
          "type": "Redundancy",
          "value": 2.300
        }
      ]
    },
    {
      "resolution_limits": [2.830,2.710],
      "number_observations": 6912,
      "number_observations_unique": 3057,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.143
        },
        {
          "type": "I/SigI",
          "value": 5.0
        },
        {
          "type": "Completeness",
          "value": 71.800
        },
        {
          "type": "Redundancy",
          "value": 2.300
        }
      ]
    },
    {
      "resolution_limits": [2.970,2.830],
      "number_observations": 7989,
      "number_observations_unique": 3491,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.117
        },
        {
          "type": "I/SigI",
          "value": 5.9
        },
        {
          "type": "Completeness",
          "value": 85.200
        },
        {
          "type": "Redundancy",
          "value": 2.300
        }
      ]
    },
    {
      "resolution_limits": [3.130,2.970],
      "number_observations": 7733,
      "number_observations_unique": 3331,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.093
        },
        {
          "type": "I/SigI",
          "value": 7.1
        },
        {
          "type": "Completeness",
          "value": 86.100
        },
        {
          "type": "Redundancy",
          "value": 2.300
        }
      ]
    },
    {
      "resolution_limits": [3.320,3.130],
      "number_observations": 7293,
      "number_observations_unique": 3180,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.084
        },
        {
          "type": "I/SigI",
          "value": 8.1
        },
        {
          "type": "Completeness",
          "value": 86.000
        },
        {
          "type": "Redundancy",
          "value": 2.300
        }
      ]
    },
    {
      "resolution_limits": [3.550,3.320],
      "number_observations": 6522,
      "number_observations_unique": 2862,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.071
        },
        {
          "type": "I/SigI",
          "value": 9.5
        },
        {
          "type": "Completeness",
          "value": 82.500
        },
        {
          "type": "Redundancy",
          "value": 2.300
        }
      ]
    },
    {
      "resolution_limits": [3.830,3.550],
      "number_observations": 5428,
      "number_observations_unique": 2415,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.059
        },
        {
          "type": "I/SigI",
          "value": 11.8
        },
        {
          "type": "Completeness",
          "value": 76.000
        },
        {
          "type": "Redundancy",
          "value": 2.200
        }
      ]
    },
    {
      "resolution_limits": [4.200,3.830],
      "number_observations": 6199,
      "number_observations_unique": 2668,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.058
        },
        {
          "type": "I/SigI",
          "value": 13.0
        },
        {
          "type": "Completeness",
          "value": 89.700
        },
        {
          "type": "Redundancy",
          "value": 2.300
        }
      ]
    },
    {
      "resolution_limits": [4.700,4.200],
      "number_observations": 5361,
      "number_observations_unique": 2320,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.058
        },
        {
          "type": "I/SigI",
          "value": 13.4
        },
        {
          "type": "Completeness",
          "value": 86.700
        },
        {
          "type": "Redundancy",
          "value": 2.300
        }
      ]
    },
    {
      "resolution_limits": [5.420,4.700],
      "number_observations": 4003,
      "number_observations_unique": 1788,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.055
        },
        {
          "type": "I/SigI",
          "value": 13.0
        },
        {
          "type": "Completeness",
          "value": 75.800
        },
        {
          "type": "Redundancy",
          "value": 2.200
        }
      ]
    },
    {
      "resolution_limits": [6.640,5.420],
      "number_observations": 3961,
      "number_observations_unique": 1720,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.063
        },
        {
          "type": "I/SigI",
          "value": 11.9
        },
        {
          "type": "Completeness",
          "value": 87.400
        },
        {
          "type": "Redundancy",
          "value": 2.300
        }
      ]
    },
    {
      "resolution_limits": [9.390,6.640],
      "number_observations": 3041,
      "number_observations_unique": 1316,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.058
        },
        {
          "type": "I/SigI",
          "value": 12.9
        },
        {
          "type": "Completeness",
          "value": 84.900
        },
        {
          "type": "Redundancy",
          "value": 2.300
        }
      ]
    },
    {
      "resolution_limits": [29.391,9.390],
      "number_observations": 1584,
      "number_observations_unique": 690,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.064
        },
        {
          "type": "I/SigI",
          "value": 15.4
        },
        {
          "type": "Completeness",
          "value": 82.300
        },
        {
          "type": "Redundancy",
          "value": 2.300
        }
      ]
    }
  ]

}
  

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


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