Data quality metrics extracted from 3k12.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": "2412cb205784b952fed6cfc3ca3d78ce",
  "space_group_name": "P 21 21 2",
  "unit_cell": {
    "a": 78.725,
    "b": 86.545,
    "c": 104.897,
    "alpha": 90.0,
    "beta": 90.0,
    "gamma": 90.0
  },
  "wavelengths": [0.97930],
  "anisotropic_diffraction": false,
  "overall_refln_statistics": {
    "resolution_limits": [50.000,1.490],
    "number_observations_unique": 225665,
    "quality_factors": [
      {
        "type": "R(merge)",
        "value": 0.085
      },
      {
        "type": "I/SigI",
        "value": 14.200
      },
      {
        "type": "Completeness",
        "value": 99.400
      },
      {
        "type": "Redundancy",
        "value": 7.400
      }
    ]
  },
  "refln_shells": [
    {
      "resolution_limits": [1.54,1.49],
      "number_observations_unique": 21550,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.708
        },
        {
          "type": "Completeness",
          "value": 94.70
        },
        {
          "type": "Redundancy",
          "value": 7.00
        }
      ]
    },
    {
      "resolution_limits": [1.61,1.54],
      "number_observations_unique": 22693,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.504
        },
        {
          "type": "Completeness",
          "value": 100.00
        },
        {
          "type": "Redundancy",
          "value": 7.30
        }
      ]
    },
    {
      "resolution_limits": [1.68,1.61],
      "number_observations_unique": 22640,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.360
        },
        {
          "type": "Completeness",
          "value": 100.00
        },
        {
          "type": "Redundancy",
          "value": 7.40
        }
      ]
    },
    {
      "resolution_limits": [1.77,1.68],
      "number_observations_unique": 22719,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.265
        },
        {
          "type": "Completeness",
          "value": 100.00
        },
        {
          "type": "Redundancy",
          "value": 7.40
        }
      ]
    },
    {
      "resolution_limits": [1.88,1.77],
      "number_observations_unique": 22706,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.184
        },
        {
          "type": "Completeness",
          "value": 100.00
        },
        {
          "type": "Redundancy",
          "value": 7.50
        }
      ]
    },
    {
      "resolution_limits": [2.02,1.88],
      "number_observations_unique": 22726,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.128
        },
        {
          "type": "Completeness",
          "value": 100.00
        },
        {
          "type": "Redundancy",
          "value": 7.50
        }
      ]
    },
    {
      "resolution_limits": [2.23,2.02],
      "number_observations_unique": 22648,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.097
        },
        {
          "type": "Completeness",
          "value": 100.00
        },
        {
          "type": "Redundancy",
          "value": 7.50
        }
      ]
    },
    {
      "resolution_limits": [2.55,2.23],
      "number_observations_unique": 22714,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.084
        },
        {
          "type": "Completeness",
          "value": 100.00
        },
        {
          "type": "Redundancy",
          "value": 7.40
        }
      ]
    },
    {
      "resolution_limits": [3.21,2.55],
      "number_observations_unique": 22719,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.077
        },
        {
          "type": "Completeness",
          "value": 100.00
        },
        {
          "type": "Redundancy",
          "value": 7.20
        }
      ]
    },
    {
      "resolution_limits": [50.00,3.21],
      "number_observations_unique": 22550,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.062
        },
        {
          "type": "Completeness",
          "value": 99.30
        },
        {
          "type": "Redundancy",
          "value": 7.20
        }
      ]
    }
  ]

}
  

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


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