Data quality metrics extracted from 4kn2.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": "a1e07516099de161f2fef71b9e717186",
  "space_group_name": "I 41 2 2",
  "unit_cell": {
    "a": 97.443,
    "b": 97.443,
    "c": 348.105,
    "alpha": 90.0,
    "beta": 90.0,
    "gamma": 90.0
  },
  "wavelengths": [0.91840],
  "anisotropic_diffraction": false,
  "overall_refln_statistics": {
    "resolution_limits": [50.000,2.600],
    "number_observations_unique": 26536,
    "quality_factors": [
      {
        "type": "R(merge)",
        "value": 0.113
      },
      {
        "type": "I/SigI",
        "value": 6.600
      },
      {
        "type": "Completeness",
        "value": 100.000
      },
      {
        "type": "Redundancy",
        "value": 8.100
      }
    ]
  },
  "refln_shells": [
    {
      "resolution_limits": [2.640,2.600],
      "number_observations_unique": 1317,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.675
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 8.200
        }
      ]
    },
    {
      "resolution_limits": [2.690,2.640],
      "number_observations_unique": 1262,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.568
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 8.300
        }
      ]
    },
    {
      "resolution_limits": [2.740,2.690],
      "number_observations_unique": 1308,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.557
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 8.300
        }
      ]
    },
    {
      "resolution_limits": [2.800,2.740],
      "number_observations_unique": 1320,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.479
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 8.300
        }
      ]
    },
    {
      "resolution_limits": [2.860,2.800],
      "number_observations_unique": 1292,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.429
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 8.300
        }
      ]
    },
    {
      "resolution_limits": [2.930,2.860],
      "number_observations_unique": 1307,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.370
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 8.300
        }
      ]
    },
    {
      "resolution_limits": [3.000,2.930],
      "number_observations_unique": 1298,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.304
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 8.200
        }
      ]
    },
    {
      "resolution_limits": [3.080,3.000],
      "number_observations_unique": 1300,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.269
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 8.300
        }
      ]
    },
    {
      "resolution_limits": [3.170,3.080],
      "number_observations_unique": 1326,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.221
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 8.200
        }
      ]
    },
    {
      "resolution_limits": [3.280,3.170],
      "number_observations_unique": 1307,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.177
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 8.200
        }
      ]
    },
    {
      "resolution_limits": [3.390,3.280],
      "number_observations_unique": 1299,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.171
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 8.200
        }
      ]
    },
    {
      "resolution_limits": [3.530,3.390],
      "number_observations_unique": 1330,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.148
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 8.200
        }
      ]
    },
    {
      "resolution_limits": [3.690,3.530],
      "number_observations_unique": 1314,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.111
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 8.200
        }
      ]
    },
    {
      "resolution_limits": [3.880,3.690],
      "number_observations_unique": 1326,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.097
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 8.200
        }
      ]
    },
    {
      "resolution_limits": [4.130,3.880],
      "number_observations_unique": 1322,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.082
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 8.100
        }
      ]
    },
    {
      "resolution_limits": [4.450,4.130],
      "number_observations_unique": 1349,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.074
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 8.100
        }
      ]
    },
    {
      "resolution_limits": [4.890,4.450],
      "number_observations_unique": 1347,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.060
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 8.100
        }
      ]
    },
    {
      "resolution_limits": [5.600,4.890],
      "number_observations_unique": 1345,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.058
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 8.000
        }
      ]
    },
    {
      "resolution_limits": [7.050,5.600],
      "number_observations_unique": 1387,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.060
        },
        {
          "type": "Completeness",
          "value": 99.700
        },
        {
          "type": "Redundancy",
          "value": 7.900
        }
      ]
    },
    {
      "resolution_limits": [50.000,7.050],
      "number_observations_unique": 1480,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.047
        },
        {
          "type": "Completeness",
          "value": 99.500
        },
        {
          "type": "Redundancy",
          "value": 7.300
        }
      ]
    }
  ]

}
  

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


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