Data quality metrics extracted from 4mr4.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": "c8659b04fcfcf8aa6d52cd274d7c63fc",
  "space_group_name": "P 21 21 21",
  "unit_cell": {
    "a": 37.571,
    "b": 44.393,
    "c": 78.502,
    "alpha": 90.0,
    "beta": 90.0,
    "gamma": 90.0
  },
  "wavelengths": [1.52000],
  "anisotropic_diffraction": false,
  "overall_refln_statistics": {
    "resolution_limits": [19.33,1.66],
    "number_observations_unique": 15773,
    "quality_factors": [
      {
        "type": "R(merge)",
        "value": 0.090
      },
      {
        "type": "I/SigI",
        "value": 13.4
      },
      {
        "type": "Completeness",
        "value": 98.2
      },
      {
        "type": "Redundancy",
        "value": 4.5
      }
    ]
  },
  "refln_shells": [
    {
      "resolution_limits": [1.75,1.66],
      "number_observations_unique": 2104,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.451
        },
        {
          "type": "I/SigI",
          "value": 3.0
        },
        {
          "type": "Completeness",
          "value": 91.9
        },
        {
          "type": "Redundancy",
          "value": 4.0
        }
      ]
    },
    {
      "resolution_limits": [1.86,1.75],
      "number_observations_unique": 2122,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.334
        },
        {
          "type": "I/SigI",
          "value": 4.6
        },
        {
          "type": "Completeness",
          "value": 97.8
        },
        {
          "type": "Redundancy",
          "value": 4.6
        }
      ]
    },
    {
      "resolution_limits": [1.99,1.86],
      "number_observations_unique": 2040,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.221
        },
        {
          "type": "I/SigI",
          "value": 6.8
        },
        {
          "type": "Completeness",
          "value": 99.4
        },
        {
          "type": "Redundancy",
          "value": 4.6
        }
      ]
    },
    {
      "resolution_limits": [2.15,1.99],
      "number_observations_unique": 1900,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.144
        },
        {
          "type": "I/SigI",
          "value": 10.4
        },
        {
          "type": "Completeness",
          "value": 99.2
        },
        {
          "type": "Redundancy",
          "value": 4.6
        }
      ]
    },
    {
      "resolution_limits": [2.35,2.15],
      "number_observations_unique": 1778,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.105
        },
        {
          "type": "I/SigI",
          "value": 13.8
        },
        {
          "type": "Completeness",
          "value": 99.8
        },
        {
          "type": "Redundancy",
          "value": 4.7
        }
      ]
    },
    {
      "resolution_limits": [2.63,2.35],
      "number_observations_unique": 1608,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.089
        },
        {
          "type": "I/SigI",
          "value": 15.7
        },
        {
          "type": "Completeness",
          "value": 99.9
        },
        {
          "type": "Redundancy",
          "value": 4.7
        }
      ]
    },
    {
      "resolution_limits": [3.03,2.63],
      "number_observations_unique": 1441,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.065
        },
        {
          "type": "I/SigI",
          "value": 20.2
        },
        {
          "type": "Completeness",
          "value": 99.9
        },
        {
          "type": "Redundancy",
          "value": 4.7
        }
      ]
    },
    {
      "resolution_limits": [3.72,3.03],
      "number_observations_unique": 1236,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.045
        },
        {
          "type": "I/SigI",
          "value": 27.3
        },
        {
          "type": "Completeness",
          "value": 99.9
        },
        {
          "type": "Redundancy",
          "value": 4.6
        }
      ]
    },
    {
      "resolution_limits": [5.26,3.72],
      "number_observations_unique": 975,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.036
        },
        {
          "type": "I/SigI",
          "value": 32.5
        },
        {
          "type": "Completeness",
          "value": 99.9
        },
        {
          "type": "Redundancy",
          "value": 4.6
        }
      ]
    },
    {
      "resolution_limits": [19.33,5.26],
      "number_observations_unique": 569,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.035
        },
        {
          "type": "I/SigI",
          "value": 29.7
        },
        {
          "type": "Completeness",
          "value": 97.4
        },
        {
          "type": "Redundancy",
          "value": 4.3
        }
      ]
    }
  ]

}
  

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


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