Data quality metrics extracted from 4kk2.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": "b433c70a966812908906652969605967",
  "space_group_name": "P 61",
  "unit_cell": {
    "a": 122.145,
    "b": 122.145,
    "c": 114.282,
    "alpha": 90.0,
    "beta": 90.0,
    "gamma": 120.0
  },
  "wavelengths": [0.97930],
  "anisotropic_diffraction": false,
  "overall_refln_statistics": {
    "resolution_limits": [105.781,2.200],
    "number_observations_unique": 49118,
    "quality_factors": [
      {
        "type": "R(merge)",
        "value": 0.117
      },
      {
        "type": "I/SigI",
        "value": 14.100
      },
      {
        "type": "Completeness",
        "value": 99.900
      },
      {
        "type": "Redundancy",
        "value": 11.400
      }
    ]
  },
  "refln_shells": [
    {
      "resolution_limits": [2.320,2.200],
      "number_observations": 80642,
      "number_observations_unique": 7149,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.855
        },
        {
          "type": "I/SigI",
          "value": 0.900
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 11.300
        }
      ]
    },
    {
      "resolution_limits": [2.460,2.320],
      "number_observations": 76970,
      "number_observations_unique": 6795,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.565
        },
        {
          "type": "I/SigI",
          "value": 1.400
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 11.300
        }
      ]
    },
    {
      "resolution_limits": [2.630,2.460],
      "number_observations": 72103,
      "number_observations_unique": 6325,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.367
        },
        {
          "type": "I/SigI",
          "value": 2.100
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 11.400
        }
      ]
    },
    {
      "resolution_limits": [2.840,2.630],
      "number_observations": 68497,
      "number_observations_unique": 5963,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.235
        },
        {
          "type": "I/SigI",
          "value": 3.300
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 11.500
        }
      ]
    },
    {
      "resolution_limits": [3.110,2.840],
      "number_observations": 62688,
      "number_observations_unique": 5439,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.142
        },
        {
          "type": "I/SigI",
          "value": 5.300
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 11.500
        }
      ]
    },
    {
      "resolution_limits": [3.480,3.110],
      "number_observations": 57133,
      "number_observations_unique": 4949,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.099
        },
        {
          "type": "I/SigI",
          "value": 6.700
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 11.500
        }
      ]
    },
    {
      "resolution_limits": [4.020,3.480],
      "number_observations": 50139,
      "number_observations_unique": 4340,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.104
        },
        {
          "type": "I/SigI",
          "value": 5.800
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 11.600
        }
      ]
    },
    {
      "resolution_limits": [4.920,4.020],
      "number_observations": 42993,
      "number_observations_unique": 3726,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.091
        },
        {
          "type": "I/SigI",
          "value": 6.600
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 11.500
        }
      ]
    },
    {
      "resolution_limits": [6.960,4.920],
      "number_observations": 32921,
      "number_observations_unique": 2863,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.051
        },
        {
          "type": "I/SigI",
          "value": 10.900
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 11.500
        }
      ]
    },
    {
      "resolution_limits": [37.739,6.960],
      "number_observations": 16860,
      "number_observations_unique": 1569,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.028
        },
        {
          "type": "I/SigI",
          "value": 21.900
        },
        {
          "type": "Completeness",
          "value": 97.500
        },
        {
          "type": "Redundancy",
          "value": 10.700
        }
      ]
    }
  ]

}
  

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


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