Data quality metrics extracted from 4pkk.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": "a928a9c7a57603f685b744fefb0a5eb5",
  "space_group_name": "P 31 2 1",
  "unit_cell": {
    "a": 95.702,
    "b": 95.702,
    "c": 103.662,
    "alpha": 90.0,
    "beta": 90.0,
    "gamma": 120.0
  },
  "wavelengths": [1.54180],
  "anisotropic_diffraction": false,
  "overall_refln_statistics": {
    "resolution_limits": [50.000,1.780],
    "number_observations": 421819,
    "number_observations_unique": 52989,
    "quality_factors": [
      {
        "type": "R(merge)",
        "value": 0.027
      },
      {
        "type": "I/SigI",
        "value": 23.700
      },
      {
        "type": "Completeness",
        "value": 100.000
      },
      {
        "type": "Redundancy",
        "value": 8.000
      }
    ]
  },
  "refln_shells": [
    {
      "resolution_limits": [1.810,1.780],
      "number_observations_unique": 2625,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.129
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 7.700
        }
      ]
    },
    {
      "resolution_limits": [1.840,1.810],
      "number_observations_unique": 2602,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.117
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 7.800
        }
      ]
    },
    {
      "resolution_limits": [1.880,1.840],
      "number_observations_unique": 2634,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.102
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 7.800
        }
      ]
    },
    {
      "resolution_limits": [1.920,1.880],
      "number_observations_unique": 2615,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.089
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 7.800
        }
      ]
    },
    {
      "resolution_limits": [1.960,1.920],
      "number_observations_unique": 2631,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.081
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 7.800
        }
      ]
    },
    {
      "resolution_limits": [2.000,1.960],
      "number_observations_unique": 2570,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.073
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 7.900
        }
      ]
    },
    {
      "resolution_limits": [2.050,2.000],
      "number_observations_unique": 2671,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.065
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 7.900
        }
      ]
    },
    {
      "resolution_limits": [2.110,2.050],
      "number_observations_unique": 2611,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.056
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 7.900
        }
      ]
    },
    {
      "resolution_limits": [2.170,2.110],
      "number_observations_unique": 2659,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.049
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 8.000
        }
      ]
    },
    {
      "resolution_limits": [2.240,2.170],
      "number_observations_unique": 2615,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.043
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 8.000
        }
      ]
    },
    {
      "resolution_limits": [2.320,2.240],
      "number_observations_unique": 2624,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.036
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 8.000
        }
      ]
    },
    {
      "resolution_limits": [2.420,2.320],
      "number_observations_unique": 2642,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.033
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 8.000
        }
      ]
    },
    {
      "resolution_limits": [2.530,2.420],
      "number_observations_unique": 2627,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.030
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 8.100
        }
      ]
    },
    {
      "resolution_limits": [2.660,2.530],
      "number_observations_unique": 2676,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.027
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 8.100
        }
      ]
    },
    {
      "resolution_limits": [2.830,2.660],
      "number_observations_unique": 2638,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.024
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 8.100
        }
      ]
    },
    {
      "resolution_limits": [3.040,2.830],
      "number_observations_unique": 2657,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.021
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 8.100
        }
      ]
    },
    {
      "resolution_limits": [3.350,3.040],
      "number_observations_unique": 2665,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.018
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 8.100
        }
      ]
    },
    {
      "resolution_limits": [3.830,3.350],
      "number_observations_unique": 2703,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.017
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 8.100
        }
      ]
    },
    {
      "resolution_limits": [4.830,3.830],
      "number_observations_unique": 2706,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.017
        },
        {
          "type": "Completeness",
          "value": 99.900
        },
        {
          "type": "Redundancy",
          "value": 8.100
        }
      ]
    },
    {
      "resolution_limits": [50.000,4.830],
      "number_observations_unique": 2818,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.016
        },
        {
          "type": "Completeness",
          "value": 99.300
        },
        {
          "type": "Redundancy",
          "value": 7.800
        }
      ]
    }
  ]

}
  

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


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