Data quality metrics extracted from 4k57.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": "231d7d7a6a78d3293ef5ee4188be6ee5",
  "space_group_name": "H 3",
  "unit_cell": {
    "a": 102.729,
    "b": 102.729,
    "c": 279.509,
    "alpha": 90.0,
    "beta": 90.0,
    "gamma": 120.0
  },
  "wavelengths": [1.00000],
  "anisotropic_diffraction": false,
  "overall_refln_statistics": {
    "resolution_limits": [47.333,1.537],
    "number_observations_unique": 158507,
    "quality_factors": [
      {
        "type": "R(merge)",
        "value": 0.045
      },
      {
        "type": "I/SigI",
        "value": 20.700
      },
      {
        "type": "Completeness",
        "value": 96.800
      },
      {
        "type": "Redundancy",
        "value": 5.300
      }
    ]
  },
  "refln_shells": [
    {
      "resolution_limits": [1.620,1.537],
      "number_observations": 52347,
      "number_observations_unique": 18791,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.461
        },
        {
          "type": "I/SigI",
          "value": 1.500
        },
        {
          "type": "Completeness",
          "value": 78.500
        },
        {
          "type": "Redundancy",
          "value": 2.800
        }
      ]
    },
    {
      "resolution_limits": [1.720,1.620],
      "number_observations": 120010,
      "number_observations_unique": 22517,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.371
        },
        {
          "type": "I/SigI",
          "value": 2.100
        },
        {
          "type": "Completeness",
          "value": 99.500
        },
        {
          "type": "Redundancy",
          "value": 5.300
        }
      ]
    },
    {
      "resolution_limits": [1.840,1.720],
      "number_observations": 121854,
      "number_observations_unique": 21305,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.230
        },
        {
          "type": "I/SigI",
          "value": 3.400
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 5.700
        }
      ]
    },
    {
      "resolution_limits": [1.980,1.840],
      "number_observations": 113508,
      "number_observations_unique": 19788,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.130
        },
        {
          "type": "I/SigI",
          "value": 5.900
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 5.700
        }
      ]
    },
    {
      "resolution_limits": [2.170,1.980],
      "number_observations": 104655,
      "number_observations_unique": 18217,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.078
        },
        {
          "type": "I/SigI",
          "value": 9.900
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 5.700
        }
      ]
    },
    {
      "resolution_limits": [2.430,2.170],
      "number_observations": 93829,
      "number_observations_unique": 16454,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.053
        },
        {
          "type": "I/SigI",
          "value": 14.000
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 5.700
        }
      ]
    },
    {
      "resolution_limits": [2.810,2.430],
      "number_observations": 82169,
      "number_observations_unique": 14519,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.041
        },
        {
          "type": "I/SigI",
          "value": 17.200
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 5.700
        }
      ]
    },
    {
      "resolution_limits": [3.440,2.810],
      "number_observations": 68002,
      "number_observations_unique": 12291,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.032
        },
        {
          "type": "I/SigI",
          "value": 19.300
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 5.500
        }
      ]
    },
    {
      "resolution_limits": [4.860,3.440],
      "number_observations": 51068,
      "number_observations_unique": 9446,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.029
        },
        {
          "type": "I/SigI",
          "value": 20.200
        },
        {
          "type": "Completeness",
          "value": 99.900
        },
        {
          "type": "Redundancy",
          "value": 5.400
        }
      ]
    },
    {
      "resolution_limits": [47.333,4.860],
      "number_observations": 28435,
      "number_observations_unique": 5179,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.026
        },
        {
          "type": "I/SigI",
          "value": 21.500
        },
        {
          "type": "Completeness",
          "value": 99.800
        },
        {
          "type": "Redundancy",
          "value": 5.500
        }
      ]
    }
  ]

}
  

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


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