Data quality metrics extracted from 4kg7.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": "18ccd9fa720488f80310f9741cf52312",
  "space_group_name": "P 1",
  "unit_cell": {
    "a": 42.82,
    "b": 46.95,
    "c": 47.54,
    "alpha": 77.27,
    "beta": 68.35,
    "gamma": 74.47
  },
  "wavelengths": [1.00000],
  "anisotropic_diffraction": false,
  "overall_refln_statistics": {
    "resolution_limits": [50.0,1.500],
    "number_observations_unique": 48069,
    "quality_factors": [
      {
        "type": "R(merge)",
        "value": 0.048
      },
      {
        "type": "I/SigI",
        "value": 15.560
      },
      {
        "type": "Completeness",
        "value": 91.400
      }
    ]
  },
  "refln_shells": [
    {
      "resolution_limits": [1.540,1.500],
      "number_observations": 5675,
      "number_observations_unique": 2252,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.465
        },
        {
          "type": "I/SigI",
          "value": 2.040
        },
        {
          "type": "Completeness",
          "value": 57.900
        }
      ]
    },
    {
      "resolution_limits": [1.580,1.540],
      "number_observations": 7110,
      "number_observations_unique": 2784,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.356
        },
        {
          "type": "I/SigI",
          "value": 2.610
        },
        {
          "type": "Completeness",
          "value": 73.100
        }
      ]
    },
    {
      "resolution_limits": [1.630,1.580],
      "number_observations": 8986,
      "number_observations_unique": 3422,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.311
        },
        {
          "type": "I/SigI",
          "value": 3.200
        },
        {
          "type": "Completeness",
          "value": 92.700
        }
      ]
    },
    {
      "resolution_limits": [1.680,1.630],
      "number_observations": 8952,
      "number_observations_unique": 3379,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.256
        },
        {
          "type": "I/SigI",
          "value": 3.770
        },
        {
          "type": "Completeness",
          "value": 94.500
        }
      ]
    },
    {
      "resolution_limits": [1.730,1.680],
      "number_observations": 8750,
      "number_observations_unique": 3290,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.205
        },
        {
          "type": "I/SigI",
          "value": 4.780
        },
        {
          "type": "Completeness",
          "value": 94.900
        }
      ]
    },
    {
      "resolution_limits": [1.790,1.730],
      "number_observations": 8510,
      "number_observations_unique": 3196,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.158
        },
        {
          "type": "I/SigI",
          "value": 6.290
        },
        {
          "type": "Completeness",
          "value": 94.900
        }
      ]
    },
    {
      "resolution_limits": [1.860,1.790],
      "number_observations": 8213,
      "number_observations_unique": 3100,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.123
        },
        {
          "type": "I/SigI",
          "value": 7.770
        },
        {
          "type": "Completeness",
          "value": 95.300
        }
      ]
    },
    {
      "resolution_limits": [1.940,1.860],
      "number_observations": 7914,
      "number_observations_unique": 2981,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.093
        },
        {
          "type": "I/SigI",
          "value": 10.110
        },
        {
          "type": "Completeness",
          "value": 95.900
        }
      ]
    },
    {
      "resolution_limits": [2.020,1.940],
      "number_observations": 7554,
      "number_observations_unique": 2847,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.072
        },
        {
          "type": "I/SigI",
          "value": 13.160
        },
        {
          "type": "Completeness",
          "value": 95.900
        }
      ]
    },
    {
      "resolution_limits": [2.120,2.020],
      "number_observations": 7327,
      "number_observations_unique": 2767,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.058
        },
        {
          "type": "I/SigI",
          "value": 15.900
        },
        {
          "type": "Completeness",
          "value": 96.200
        }
      ]
    },
    {
      "resolution_limits": [2.240,2.120],
      "number_observations": 6949,
      "number_observations_unique": 2627,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.049
        },
        {
          "type": "I/SigI",
          "value": 18.260
        },
        {
          "type": "Completeness",
          "value": 96.300
        }
      ]
    },
    {
      "resolution_limits": [2.370,2.240],
      "number_observations": 6588,
      "number_observations_unique": 2482,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.042
        },
        {
          "type": "I/SigI",
          "value": 21.270
        },
        {
          "type": "Completeness",
          "value": 96.700
        }
      ]
    },
    {
      "resolution_limits": [2.540,2.370],
      "number_observations": 6193,
      "number_observations_unique": 2333,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.038
        },
        {
          "type": "I/SigI",
          "value": 23.270
        },
        {
          "type": "Completeness",
          "value": 96.800
        }
      ]
    },
    {
      "resolution_limits": [2.740,2.540],
      "number_observations": 5716,
      "number_observations_unique": 2169,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.033
        },
        {
          "type": "I/SigI",
          "value": 26.020
        },
        {
          "type": "Completeness",
          "value": 96.900
        }
      ]
    },
    {
      "resolution_limits": [3.000,2.740],
      "number_observations": 5321,
      "number_observations_unique": 2022,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.029
        },
        {
          "type": "I/SigI",
          "value": 30.910
        },
        {
          "type": "Completeness",
          "value": 97.200
        }
      ]
    },
    {
      "resolution_limits": [3.360,3.000],
      "number_observations": 4752,
      "number_observations_unique": 1817,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.023
        },
        {
          "type": "I/SigI",
          "value": 36.350
        },
        {
          "type": "Completeness",
          "value": 97.300
        }
      ]
    },
    {
      "resolution_limits": [3.880,3.360],
      "number_observations": 4268,
      "number_observations_unique": 1629,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.020
        },
        {
          "type": "I/SigI",
          "value": 41.450
        },
        {
          "type": "Completeness",
          "value": 97.700
        }
      ]
    },
    {
      "resolution_limits": [4.750,3.880],
      "number_observations": 3564,
      "number_observations_unique": 1364,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.017
        },
        {
          "type": "I/SigI",
          "value": 45.030
        },
        {
          "type": "Completeness",
          "value": 97.900
        }
      ]
    },
    {
      "resolution_limits": [6.710,4.750],
      "number_observations": 2748,
      "number_observations_unique": 1051,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.019
        },
        {
          "type": "I/SigI",
          "value": 43.070
        },
        {
          "type": "Completeness",
          "value": 98.700
        }
      ]
    },
    {
      "resolution_limits": [50.0,6.710],
      "number_observations": 1453,
      "number_observations_unique": 557,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.017
        },
        {
          "type": "I/SigI",
          "value": 47.620
        },
        {
          "type": "Completeness",
          "value": 94.400
        }
      ]
    }
  ]

}
  

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


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