Data quality metrics extracted from 4mei.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": "4abff84c15e5052007086a9e73ebe4f4",
  "space_group_name": "P 41 21 2",
  "unit_cell": {
    "a": 61.54,
    "b": 61.54,
    "c": 126.47,
    "alpha": 90.0,
    "beta": 90.0,
    "gamma": 90.0
  },
  "wavelengths": [0.97856],
  "anisotropic_diffraction": false,
  "overall_refln_statistics": {
    "resolution_limits": [50,2.850],
    "number_observations_unique": 6166,
    "quality_factors": [
      {
        "type": "R(merge)",
        "value": 0.077
      },
      {
        "type": "I/SigI",
        "value": 22.980
      },
      {
        "type": "Completeness",
        "value": 99.700
      },
      {
        "type": "Redundancy",
        "value": 8.5
      }
    ]
  },
  "refln_shells": [
    {
      "resolution_limits": [2.920,2.850],
      "number_observations": 4091,
      "number_observations_unique": 450,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.589
        },
        {
          "type": "I/SigI",
          "value": 3.860
        },
        {
          "type": "Completeness",
          "value": 100.000
        }
      ]
    },
    {
      "resolution_limits": [3.000,2.920],
      "number_observations": 3828,
      "number_observations_unique": 431,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.498
        },
        {
          "type": "I/SigI",
          "value": 4.730
        },
        {
          "type": "Completeness",
          "value": 100.000
        }
      ]
    },
    {
      "resolution_limits": [3.090,3.000],
      "number_observations": 3709,
      "number_observations_unique": 416,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.361
        },
        {
          "type": "I/SigI",
          "value": 6.500
        },
        {
          "type": "Completeness",
          "value": 100.000
        }
      ]
    },
    {
      "resolution_limits": [3.190,3.090],
      "number_observations": 3590,
      "number_observations_unique": 404,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.260
        },
        {
          "type": "I/SigI",
          "value": 8.690
        },
        {
          "type": "Completeness",
          "value": 100.000
        }
      ]
    },
    {
      "resolution_limits": [3.290,3.190],
      "number_observations": 3391,
      "number_observations_unique": 386,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.191
        },
        {
          "type": "I/SigI",
          "value": 11.330
        },
        {
          "type": "Completeness",
          "value": 100.000
        }
      ]
    },
    {
      "resolution_limits": [3.410,3.290],
      "number_observations": 3438,
      "number_observations_unique": 392,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.157
        },
        {
          "type": "I/SigI",
          "value": 14.060
        },
        {
          "type": "Completeness",
          "value": 100.000
        }
      ]
    },
    {
      "resolution_limits": [3.540,3.410],
      "number_observations": 3192,
      "number_observations_unique": 370,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.121
        },
        {
          "type": "I/SigI",
          "value": 17.230
        },
        {
          "type": "Completeness",
          "value": 100.000
        }
      ]
    },
    {
      "resolution_limits": [3.680,3.540],
      "number_observations": 3068,
      "number_observations_unique": 355,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.102
        },
        {
          "type": "I/SigI",
          "value": 20.370
        },
        {
          "type": "Completeness",
          "value": 100.000
        }
      ]
    },
    {
      "resolution_limits": [3.840,3.680],
      "number_observations": 3077,
      "number_observations_unique": 356,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.082
        },
        {
          "type": "I/SigI",
          "value": 24.300
        },
        {
          "type": "Completeness",
          "value": 99.700
        }
      ]
    },
    {
      "resolution_limits": [4.030,3.840],
      "number_observations": 2785,
      "number_observations_unique": 324,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.069
        },
        {
          "type": "I/SigI",
          "value": 27.470
        },
        {
          "type": "Completeness",
          "value": 100.000
        }
      ]
    },
    {
      "resolution_limits": [4.250,4.030],
      "number_observations": 2639,
      "number_observations_unique": 315,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.057
        },
        {
          "type": "I/SigI",
          "value": 32.110
        },
        {
          "type": "Completeness",
          "value": 100.000
        }
      ]
    },
    {
      "resolution_limits": [4.510,4.250],
      "number_observations": 2499,
      "number_observations_unique": 298,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.045
        },
        {
          "type": "I/SigI",
          "value": 38.160
        },
        {
          "type": "Completeness",
          "value": 100.000
        }
      ]
    },
    {
      "resolution_limits": [4.820,4.510],
      "number_observations": 2470,
      "number_observations_unique": 295,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.043
        },
        {
          "type": "I/SigI",
          "value": 39.940
        },
        {
          "type": "Completeness",
          "value": 100.000
        }
      ]
    },
    {
      "resolution_limits": [5.200,4.820],
      "number_observations": 2226,
      "number_observations_unique": 271,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.045
        },
        {
          "type": "I/SigI",
          "value": 39.420
        },
        {
          "type": "Completeness",
          "value": 100.000
        }
      ]
    },
    {
      "resolution_limits": [5.700,5.200],
      "number_observations": 2032,
      "number_observations_unique": 252,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.048
        },
        {
          "type": "I/SigI",
          "value": 36.470
        },
        {
          "type": "Completeness",
          "value": 100.000
        }
      ]
    },
    {
      "resolution_limits": [6.370,5.700],
      "number_observations": 1816,
      "number_observations_unique": 228,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.048
        },
        {
          "type": "I/SigI",
          "value": 35.910
        },
        {
          "type": "Completeness",
          "value": 99.600
        }
      ]
    },
    {
      "resolution_limits": [7.360,6.370],
      "number_observations": 1622,
      "number_observations_unique": 204,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.041
        },
        {
          "type": "I/SigI",
          "value": 43.140
        },
        {
          "type": "Completeness",
          "value": 100.000
        }
      ]
    },
    {
      "resolution_limits": [9.010,7.360],
      "number_observations": 1385,
      "number_observations_unique": 186,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.033
        },
        {
          "type": "I/SigI",
          "value": 46.880
        },
        {
          "type": "Completeness",
          "value": 100.000
        }
      ]
    },
    {
      "resolution_limits": [12.750,9.010],
      "number_observations": 1034,
      "number_observations_unique": 148,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.030
        },
        {
          "type": "I/SigI",
          "value": 53.350
        },
        {
          "type": "Completeness",
          "value": 99.300
        }
      ]
    },
    {
      "resolution_limits": [50,12.750],
      "number_observations": 470,
      "number_observations_unique": 85,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.032
        },
        {
          "type": "I/SigI",
          "value": 45.800
        },
        {
          "type": "Completeness",
          "value": 84.200
        }
      ]
    }
  ]

}
  

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


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