Data quality metrics extracted from 4p4n.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": "e56b0627e01dab74dd30a499387258a8",
  "space_group_name": "P 21 21 2",
  "unit_cell": {
    "a": 128.568,
    "b": 132.696,
    "c": 38.612,
    "alpha": 90.0,
    "beta": 90.0,
    "gamma": 90.0
  },
  "wavelengths": [0.97900],
  "anisotropic_diffraction": false,
  "overall_refln_statistics": {
    "resolution_limits": [50.000,1.950],
    "number_observations": 217954,
    "number_observations_unique": 49226,
    "quality_factors": [
      {
        "type": "R(merge)",
        "value": 0.057
      },
      {
        "type": "I/SigI",
        "value": 15.000
      },
      {
        "type": "Completeness",
        "value": 99.300
      },
      {
        "type": "Redundancy",
        "value": 4.400
      }
    ]
  },
  "refln_shells": [
    {
      "resolution_limits": [1.980,1.950],
      "number_observations_unique": 2354,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.175
        },
        {
          "type": "Completeness",
          "value": 98.700
        },
        {
          "type": "Redundancy",
          "value": 4.200
        }
      ]
    },
    {
      "resolution_limits": [2.020,1.980],
      "number_observations_unique": 2441,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.164
        },
        {
          "type": "Completeness",
          "value": 99.800
        },
        {
          "type": "Redundancy",
          "value": 4.400
        }
      ]
    },
    {
      "resolution_limits": [2.060,2.020],
      "number_observations_unique": 2433,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.138
        },
        {
          "type": "Completeness",
          "value": 99.800
        },
        {
          "type": "Redundancy",
          "value": 4.400
        }
      ]
    },
    {
      "resolution_limits": [2.100,2.060],
      "number_observations_unique": 2432,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.124
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 4.400
        }
      ]
    },
    {
      "resolution_limits": [2.150,2.100],
      "number_observations_unique": 2470,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.108
        },
        {
          "type": "Completeness",
          "value": 99.900
        },
        {
          "type": "Redundancy",
          "value": 4.400
        }
      ]
    },
    {
      "resolution_limits": [2.200,2.150],
      "number_observations_unique": 2397,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.102
        },
        {
          "type": "Completeness",
          "value": 99.800
        },
        {
          "type": "Redundancy",
          "value": 4.500
        }
      ]
    },
    {
      "resolution_limits": [2.250,2.200],
      "number_observations_unique": 2462,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.092
        },
        {
          "type": "Completeness",
          "value": 99.800
        },
        {
          "type": "Redundancy",
          "value": 4.500
        }
      ]
    },
    {
      "resolution_limits": [2.310,2.250],
      "number_observations_unique": 2417,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.084
        },
        {
          "type": "Completeness",
          "value": 99.700
        },
        {
          "type": "Redundancy",
          "value": 4.500
        }
      ]
    },
    {
      "resolution_limits": [2.380,2.310],
      "number_observations_unique": 2449,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.081
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 4.600
        }
      ]
    },
    {
      "resolution_limits": [2.460,2.380],
      "number_observations_unique": 2461,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.077
        },
        {
          "type": "Completeness",
          "value": 99.800
        },
        {
          "type": "Redundancy",
          "value": 4.500
        }
      ]
    },
    {
      "resolution_limits": [2.540,2.460],
      "number_observations_unique": 2454,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.074
        },
        {
          "type": "Completeness",
          "value": 99.900
        },
        {
          "type": "Redundancy",
          "value": 4.600
        }
      ]
    },
    {
      "resolution_limits": [2.650,2.540],
      "number_observations_unique": 2449,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.071
        },
        {
          "type": "Completeness",
          "value": 99.600
        },
        {
          "type": "Redundancy",
          "value": 4.500
        }
      ]
    },
    {
      "resolution_limits": [2.770,2.650],
      "number_observations_unique": 2485,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.067
        },
        {
          "type": "Completeness",
          "value": 99.800
        },
        {
          "type": "Redundancy",
          "value": 4.600
        }
      ]
    },
    {
      "resolution_limits": [2.910,2.770],
      "number_observations_unique": 2441,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.060
        },
        {
          "type": "Completeness",
          "value": 99.600
        },
        {
          "type": "Redundancy",
          "value": 4.500
        }
      ]
    },
    {
      "resolution_limits": [3.100,2.910],
      "number_observations_unique": 2468,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.053
        },
        {
          "type": "Completeness",
          "value": 99.400
        },
        {
          "type": "Redundancy",
          "value": 4.500
        }
      ]
    },
    {
      "resolution_limits": [3.330,3.100],
      "number_observations_unique": 2459,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.051
        },
        {
          "type": "Completeness",
          "value": 98.800
        },
        {
          "type": "Redundancy",
          "value": 4.500
        }
      ]
    },
    {
      "resolution_limits": [3.670,3.330],
      "number_observations_unique": 2450,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.050
        },
        {
          "type": "Completeness",
          "value": 97.800
        },
        {
          "type": "Redundancy",
          "value": 4.300
        }
      ]
    },
    {
      "resolution_limits": [4.200,3.670],
      "number_observations_unique": 2517,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.047
        },
        {
          "type": "Completeness",
          "value": 98.900
        },
        {
          "type": "Redundancy",
          "value": 4.200
        }
      ]
    },
    {
      "resolution_limits": [5.290,4.200],
      "number_observations_unique": 2515,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.040
        },
        {
          "type": "Completeness",
          "value": 98.400
        },
        {
          "type": "Redundancy",
          "value": 4.300
        }
      ]
    },
    {
      "resolution_limits": [50.000,5.290],
      "number_observations_unique": 2672,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.037
        },
        {
          "type": "Completeness",
          "value": 97.900
        },
        {
          "type": "Redundancy",
          "value": 4.300
        }
      ]
    }
  ]

}
  

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


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