Data quality metrics extracted from 2nlk.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": "b5495cba1884bed83f69aed26257b39c",
  "space_group_name": "P 21 21 2",
  "unit_cell": {
    "a": 118.510,
    "b": 133.996,
    "c": 59.084,
    "alpha": 90.0,
    "beta": 90.0,
    "gamma": 90.0
  },
  "wavelengths": [1.54000],
  "anisotropic_diffraction": false,
  "overall_refln_statistics": {
    "resolution_limits": [39.936,2.40],
    "number_observations_unique": 37418,
    "quality_factors": [
      {
        "type": "R(merge)",
        "value": 0.099
      },
      {
        "type": "I/SigI",
        "value": 5.900
      },
      {
        "type": "Completeness",
        "value": 99.500
      },
      {
        "type": "Redundancy",
        "value": 4.200
      }
    ]
  },
  "refln_shells": [
    {
      "resolution_limits": [2.53,2.40],
      "number_observations": 19072,
      "number_observations_unique": 5313,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.485
        },
        {
          "type": "I/SigI",
          "value": 1.5
        },
        {
          "type": "Completeness",
          "value": 98.60
        },
        {
          "type": "Redundancy",
          "value": 3.60
        }
      ]
    },
    {
      "resolution_limits": [2.68,2.53],
      "number_observations": 18995,
      "number_observations_unique": 5089,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.359
        },
        {
          "type": "I/SigI",
          "value": 2.1
        },
        {
          "type": "Completeness",
          "value": 99.20
        },
        {
          "type": "Redundancy",
          "value": 3.70
        }
      ]
    },
    {
      "resolution_limits": [2.87,2.68],
      "number_observations": 18888,
      "number_observations_unique": 4800,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.242
        },
        {
          "type": "I/SigI",
          "value": 3.1
        },
        {
          "type": "Completeness",
          "value": 99.80
        },
        {
          "type": "Redundancy",
          "value": 3.90
        }
      ]
    },
    {
      "resolution_limits": [3.10,2.87],
      "number_observations": 18942,
      "number_observations_unique": 4520,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.176
        },
        {
          "type": "I/SigI",
          "value": 4.2
        },
        {
          "type": "Completeness",
          "value": 99.90
        },
        {
          "type": "Redundancy",
          "value": 4.20
        }
      ]
    },
    {
      "resolution_limits": [3.39,3.10],
      "number_observations": 18707,
      "number_observations_unique": 4151,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.122
        },
        {
          "type": "I/SigI",
          "value": 5.9
        },
        {
          "type": "Completeness",
          "value": 100.00
        },
        {
          "type": "Redundancy",
          "value": 4.50
        }
      ]
    },
    {
      "resolution_limits": [3.79,3.39],
      "number_observations": 15453,
      "number_observations_unique": 3755,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.135
        },
        {
          "type": "I/SigI",
          "value": 4.7
        },
        {
          "type": "Completeness",
          "value": 99.40
        },
        {
          "type": "Redundancy",
          "value": 4.10
        }
      ]
    },
    {
      "resolution_limits": [4.38,3.79],
      "number_observations": 15954,
      "number_observations_unique": 3365,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.081
        },
        {
          "type": "I/SigI",
          "value": 8.9
        },
        {
          "type": "Completeness",
          "value": 100.00
        },
        {
          "type": "Redundancy",
          "value": 4.70
        }
      ]
    },
    {
      "resolution_limits": [5.37,4.38],
      "number_observations": 14048,
      "number_observations_unique": 2890,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.056
        },
        {
          "type": "I/SigI",
          "value": 12.0
        },
        {
          "type": "Completeness",
          "value": 100.00
        },
        {
          "type": "Redundancy",
          "value": 4.90
        }
      ]
    },
    {
      "resolution_limits": [7.59,5.37],
      "number_observations": 10914,
      "number_observations_unique": 2249,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.052
        },
        {
          "type": "I/SigI",
          "value": 12.9
        },
        {
          "type": "Completeness",
          "value": 99.80
        },
        {
          "type": "Redundancy",
          "value": 4.90
        }
      ]
    },
    {
      "resolution_limits": [39.94,7.59],
      "number_observations": 5889,
      "number_observations_unique": 1286,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.036
        },
        {
          "type": "I/SigI",
          "value": 16.2
        },
        {
          "type": "Completeness",
          "value": 97.90
        },
        {
          "type": "Redundancy",
          "value": 4.60
        }
      ]
    }
  ]

}
  

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


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