Data quality metrics extracted from 2a4z.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": "e77b4e3139e7933cba11b77d0c9196d0",
  "space_group_name": "C 1 2 1",
  "unit_cell": {
    "a": 142.352,
    "b": 67.648,
    "c": 106.390,
    "alpha": 90.00,
    "beta": 95.77,
    "gamma": 90.00
  },
  "wavelengths": [1.07160],
  "anisotropic_diffraction": false,
  "overall_refln_statistics": {
    "resolution_limits": [106.00,2.90],
    "number_observations_unique": 21670,
    "quality_factors": [
      {
        "type": "R(merge)",
        "value": 0.087
      },
      {
        "type": "I/SigI",
        "value": 6.400
      },
      {
        "type": "Completeness",
        "value": 96.100
      },
      {
        "type": "Redundancy",
        "value": 4.200
      }
    ]
  },
  "refln_shells": [
    {
      "resolution_limits": [3.06,2.90],
      "number_observations": 3075,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.314
        },
        {
          "type": "I/SigI",
          "value": 2.100
        },
        {
          "type": "Redundancy",
          "value": 4.000
        }
      ]
    },
    {
      "resolution_limits": [3.24,3.06],
      "number_observations": 3003,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.211
        },
        {
          "type": "I/SigI",
          "value": 3.200
        },
        {
          "type": "Redundancy",
          "value": 4.000
        }
      ]
    },
    {
      "resolution_limits": [3.47,3.24],
      "number_observations": 2857,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.142
        },
        {
          "type": "I/SigI",
          "value": 4.600
        },
        {
          "type": "Redundancy",
          "value": 4.100
        }
      ]
    },
    {
      "resolution_limits": [3.74,3.47],
      "number_observations": 2710,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.117
        },
        {
          "type": "I/SigI",
          "value": 5.600
        },
        {
          "type": "Redundancy",
          "value": 4.200
        }
      ]
    },
    {
      "resolution_limits": [4.10,3.74],
      "number_observations": 2479,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.083
        },
        {
          "type": "I/SigI",
          "value": 7.800
        },
        {
          "type": "Redundancy",
          "value": 4.400
        }
      ]
    },
    {
      "resolution_limits": [4.59,4.10],
      "number_observations": 2256,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.071
        },
        {
          "type": "I/SigI",
          "value": 8.600
        },
        {
          "type": "Redundancy",
          "value": 4.400
        }
      ]
    },
    {
      "resolution_limits": [5.29,4.59],
      "number_observations": 1997,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.073
        },
        {
          "type": "I/SigI",
          "value": 8.400
        },
        {
          "type": "Redundancy",
          "value": 4.400
        }
      ]
    },
    {
      "resolution_limits": [6.48,5.29],
      "number_observations": 1700,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.079
        },
        {
          "type": "I/SigI",
          "value": 7.900
        },
        {
          "type": "Redundancy",
          "value": 4.400
        }
      ]
    },
    {
      "resolution_limits": [9.17,6.48],
      "number_observations": 1254,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.064
        },
        {
          "type": "I/SigI",
          "value": 9.500
        },
        {
          "type": "Redundancy",
          "value": 4.200
        }
      ]
    },
    {
      "resolution_limits": [19.82,9.17],
      "number_observations": 339,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.058
        },
        {
          "type": "I/SigI",
          "value": 11.100
        },
        {
          "type": "Redundancy",
          "value": 3.500
        }
      ]
    }
  ]

}
  

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

  Overall InnerShell OuterShell
Low resolution limit [Å] 106.000 19.820 3.240
High resolution limit [Å] 2.900 9.170 3.060
R(merge) 0.0870 0.0580 0.2110
Completeness [%] 96.1 - -
Multiplicity 4.2 3.5 4.0


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

Resolution [Å] R(merge) Multiplicity
19.820-9.170 0.0580 3.5
9.170-6.480 0.0640 4.2
6.480-5.290 0.0790 4.4
5.290-4.590 0.0730 4.4
4.590-4.100 0.0710 4.4
4.100-3.740 0.0830 4.4
3.740-3.470 0.1170 4.2
3.470-3.240 0.1420 4.1
3.240-3.060 0.2110 4.0
3.060-2.900 0.3140 4.0