Data quality metrics extracted from 4ek2.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": "b86fe3bda31e510ff309915e00f2a377",
  "space_group_name": "P 41 2 2",
  "unit_cell": {
    "a": 90.68,
    "b": 90.68,
    "c": 90.43,
    "alpha": 90.0,
    "beta": 90.0,
    "gamma": 90.0
  },
  "wavelengths": [1.54180],
  "anisotropic_diffraction": false,
  "overall_refln_statistics": {
    "resolution_limits": [40.553,2.000],
    "number_observations_unique": 25415,
    "quality_factors": [
      {
        "type": "R(merge)",
        "value": 0.066
      },
      {
        "type": "I/SigI",
        "value": 30.21
      },
      {
        "type": "Completeness",
        "value": 97.2
      }
    ]
  },
  "refln_shells": [
    {
      "resolution_limits": [2.050,2.000],
      "number_observations": 081,
      "number_observations_unique": 1593,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.219
        },
        {
          "type": "I/SigI",
          "value": 7.95
        },
        {
          "type": "Completeness",
          "value": 84.4
        }
      ]
    },
    {
      "resolution_limits": [2.110,2.050],
      "number_observations": 1594,
      "number_observations_unique": 1709,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.190
        },
        {
          "type": "I/SigI",
          "value": 10.42
        },
        {
          "type": "Completeness",
          "value": 91.9
        }
      ]
    },
    {
      "resolution_limits": [2.170,2.110],
      "number_observations": 5103,
      "number_observations_unique": 1772,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.195
        },
        {
          "type": "I/SigI",
          "value": 12.17
        },
        {
          "type": "Completeness",
          "value": 99.7
        }
      ]
    },
    {
      "resolution_limits": [2.240,2.170],
      "number_observations": 5187,
      "number_observations_unique": 1668,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.212
        },
        {
          "type": "I/SigI",
          "value": 12.86
        },
        {
          "type": "Completeness",
          "value": 95.5
        }
      ]
    },
    {
      "resolution_limits": [2.310,2.240],
      "number_observations": 3432,
      "number_observations_unique": 1543,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.113
        },
        {
          "type": "I/SigI",
          "value": 24.66
        },
        {
          "type": "Completeness",
          "value": 90.2
        }
      ]
    },
    {
      "resolution_limits": [2.390,2.310],
      "number_observations": 5504,
      "number_observations_unique": 1641,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.142
        },
        {
          "type": "I/SigI",
          "value": 16.80
        },
        {
          "type": "Completeness",
          "value": 99.9
        }
      ]
    },
    {
      "resolution_limits": [2.480,2.390],
      "number_observations": 4952,
      "number_observations_unique": 1570,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.127
        },
        {
          "type": "I/SigI",
          "value": 18.74
        },
        {
          "type": "Completeness",
          "value": 100.0
        }
      ]
    },
    {
      "resolution_limits": [2.580,2.480],
      "number_observations": 4728,
      "number_observations_unique": 1551,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.113
        },
        {
          "type": "I/SigI",
          "value": 19.79
        },
        {
          "type": "Completeness",
          "value": 100.0
        }
      ]
    },
    {
      "resolution_limits": [2.700,2.580],
      "number_observations": 3960,
      "number_observations_unique": 1465,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.101
        },
        {
          "type": "I/SigI",
          "value": 22.18
        },
        {
          "type": "Completeness",
          "value": 100.0
        }
      ]
    },
    {
      "resolution_limits": [2.830,2.700],
      "number_observations": 3540,
      "number_observations_unique": 1422,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.083
        },
        {
          "type": "I/SigI",
          "value": 26.21
        },
        {
          "type": "Completeness",
          "value": 100.0
        }
      ]
    },
    {
      "resolution_limits": [2.980,2.830],
      "number_observations": 2872,
      "number_observations_unique": 1344,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.067
        },
        {
          "type": "I/SigI",
          "value": 31.63
        },
        {
          "type": "Completeness",
          "value": 100.0
        }
      ]
    },
    {
      "resolution_limits": [3.160,2.980],
      "number_observations": 2147,
      "number_observations_unique": 1276,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.055
        },
        {
          "type": "I/SigI",
          "value": 36.70
        },
        {
          "type": "Completeness",
          "value": 100.0
        }
      ]
    },
    {
      "resolution_limits": [3.380,3.160],
      "number_observations": 1571,
      "number_observations_unique": 1218,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.043
        },
        {
          "type": "I/SigI",
          "value": 44.41
        },
        {
          "type": "Completeness",
          "value": 100.0
        }
      ]
    },
    {
      "resolution_limits": [3.650,3.380],
      "number_observations": 0473,
      "number_observations_unique": 1125,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.038
        },
        {
          "type": "I/SigI",
          "value": 52.44
        },
        {
          "type": "Completeness",
          "value": 100.0
        }
      ]
    },
    {
      "resolution_limits": [4.000,3.650],
      "number_observations": 076,
      "number_observations_unique": 1033,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.038
        },
        {
          "type": "I/SigI",
          "value": 59.73
        },
        {
          "type": "Completeness",
          "value": 98.0
        }
      ]
    },
    {
      "resolution_limits": [4.470,4.000],
      "number_observations": 881,
      "number_observations_unique": 946,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.025
        },
        {
          "type": "I/SigI",
          "value": 71.17
        },
        {
          "type": "Completeness",
          "value": 99.9
        }
      ]
    },
    {
      "resolution_limits": [5.160,4.470],
      "number_observations": 924,
      "number_observations_unique": 852,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.027
        },
        {
          "type": "I/SigI",
          "value": 69.07
        },
        {
          "type": "Completeness",
          "value": 100.0
        }
      ]
    },
    {
      "resolution_limits": [6.320,5.160],
      "number_observations": 823,
      "number_observations_unique": 743,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.036
        },
        {
          "type": "I/SigI",
          "value": 51.50
        },
        {
          "type": "Completeness",
          "value": 100.0
        }
      ]
    },
    {
      "resolution_limits": [8.940,6.320],
      "number_observations": 124,
      "number_observations_unique": 585,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.027
        },
        {
          "type": "I/SigI",
          "value": 63.96
        },
        {
          "type": "Completeness",
          "value": 100.0
        }
      ]
    },
    {
      "resolution_limits": [40.553,8.940],
      "number_observations": 2723,
      "number_observations_unique": 359,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.018
        },
        {
          "type": "I/SigI",
          "value": 91.09
        },
        {
          "type": "Completeness",
          "value": 96.5
        }
      ]
    }
  ]

}
  

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


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