Data quality metrics extracted from 4z2a.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": "bcee9d5210c3d1b02858c647b3748b0c",
  "space_group_name": "C 1 2 1",
  "unit_cell": {
    "a": 95.983,
    "b": 66.597,
    "c": 88.443,
    "alpha": 90.00,
    "beta": 122.41,
    "gamma": 90.00
  },
  "wavelengths": [1.54000],
  "anisotropic_diffraction": false,
  "overall_refln_statistics": {
    "resolution_limits": [50.000,1.890],
    "number_observations": 135597,
    "number_observations_unique": 37707,
    "quality_factors": [
      {
        "type": "R(merge)",
        "value": 0.049
      },
      {
        "type": "I/SigI",
        "value": 13.700
      },
      {
        "type": "Completeness",
        "value": 99.800
      },
      {
        "type": "Redundancy",
        "value": 3.600
      }
    ]
  },
  "refln_shells": [
    {
      "resolution_limits": [1.960,1.890],
      "number_observations_unique": 3678,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.148
        },
        {
          "type": "Completeness",
          "value": 98.800
        },
        {
          "type": "Redundancy",
          "value": 3.100
        }
      ]
    },
    {
      "resolution_limits": [2.040,1.960],
      "number_observations_unique": 3740,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.117
        },
        {
          "type": "Completeness",
          "value": 99.900
        },
        {
          "type": "Redundancy",
          "value": 3.600
        }
      ]
    },
    {
      "resolution_limits": [2.130,2.040],
      "number_observations_unique": 3770,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.103
        },
        {
          "type": "Completeness",
          "value": 99.800
        },
        {
          "type": "Redundancy",
          "value": 3.600
        }
      ]
    },
    {
      "resolution_limits": [2.240,2.130],
      "number_observations_unique": 3766,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.088
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 3.600
        }
      ]
    },
    {
      "resolution_limits": [2.380,2.240],
      "number_observations_unique": 3756,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.079
        },
        {
          "type": "Completeness",
          "value": 99.900
        },
        {
          "type": "Redundancy",
          "value": 3.600
        }
      ]
    },
    {
      "resolution_limits": [2.570,2.380],
      "number_observations_unique": 3773,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.065
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 3.700
        }
      ]
    },
    {
      "resolution_limits": [2.820,2.570],
      "number_observations_unique": 3779,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.055
        },
        {
          "type": "Completeness",
          "value": 99.900
        },
        {
          "type": "Redundancy",
          "value": 3.700
        }
      ]
    },
    {
      "resolution_limits": [3.230,2.820],
      "number_observations_unique": 3779,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.040
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 3.700
        }
      ]
    },
    {
      "resolution_limits": [4.070,3.230],
      "number_observations_unique": 3800,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.031
        },
        {
          "type": "Completeness",
          "value": 99.900
        },
        {
          "type": "Redundancy",
          "value": 3.700
        }
      ]
    },
    {
      "resolution_limits": [50.000,4.070],
      "number_observations_unique": 3866,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.027
        },
        {
          "type": "Completeness",
          "value": 99.700
        },
        {
          "type": "Redundancy",
          "value": 3.700
        }
      ]
    }
  ]

}
  

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

  Overall InnerShell OuterShell
Low resolution limit [Å] 50.000 50.000 2.040
High resolution limit [Å] 1.890 4.070 1.960
R(merge) 0.0490 0.0270 0.1170
Completeness [%] 99.8 99.7 99.9
Multiplicity 3.6 3.7 3.6


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

Resolution [Å] R(merge) Completeness [%] Multiplicity
50.000-4.070 0.0270 99.7 3.7
4.070-3.230 0.0310 99.9 3.7
3.230-2.820 0.0400 100.0 3.7
2.820-2.570 0.0550 99.9 3.7
2.570-2.380 0.0650 100.0 3.7
2.380-2.240 0.0790 99.9 3.6
2.240-2.130 0.0880 100.0 3.6
2.130-2.040 0.1030 99.8 3.6
2.040-1.960 0.1170 99.9 3.6
1.960-1.890 0.1480 98.8 3.1