"protoglobin" meaning in English

{
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        "2": "proto",
        "3": "globin"
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      "expansion": "proto- + globin",
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  ],
  "etymology_text": "proto- + globin",
  "forms": [
    {
      "form": "protoglobins",
      "tags": [
        "plural"
      ]
    }
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      "expansion": "protoglobin (plural protoglobins)",
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  "lang_code": "en",
  "pos": "noun",
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        {
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          "name": "English terms prefixed with proto-",
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        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Proteins",
          "orig": "en:Proteins",
          "parents": [
            "Biomolecules",
            "Biochemistry",
            "Body parts",
            "Organic compounds",
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            "Sciences",
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            "Medicine",
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      ],
      "glosses": [
        "A simple globin, found in some archaea, that can bind oxygen and carbon monoxide"
      ],
      "id": "en-protoglobin-en-noun-kPu4k40V",
      "links": [
        [
          "biochemistry",
          "biochemistry"
        ],
        [
          "globin",
          "globin"
        ],
        [
          "archaea",
          "archaeon"
        ],
        [
          "oxygen",
          "oxygen"
        ],
        [
          "carbon monoxide",
          "carbon monoxide"
        ]
      ],
      "raw_glosses": [
        "(biochemistry) A simple globin, found in some archaea, that can bind oxygen and carbon monoxide"
      ],
      "topics": [
        "biochemistry",
        "biology",
        "chemistry",
        "microbiology",
        "natural-sciences",
        "physical-sciences"
      ]
    }
  ],
  "word": "protoglobin"
}

{
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        "2": "proto",
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      "expansion": "proto- + globin",
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  ],
  "etymology_text": "proto- + globin",
  "forms": [
    {
      "form": "protoglobins",
      "tags": [
        "plural"
      ]
    }
  ],
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      "expansion": "protoglobin (plural protoglobins)",
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  "lang_code": "en",
  "pos": "noun",
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        "A simple globin, found in some archaea, that can bind oxygen and carbon monoxide"
      ],
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          "globin",
          "globin"
        ],
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        ],
        [
          "oxygen",
          "oxygen"
        ],
        [
          "carbon monoxide",
          "carbon monoxide"
        ]
      ],
      "raw_glosses": [
        "(biochemistry) A simple globin, found in some archaea, that can bind oxygen and carbon monoxide"
      ],
      "topics": [
        "biochemistry",
        "biology",
        "chemistry",
        "microbiology",
        "natural-sciences",
        "physical-sciences"
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    }
  ],
  "word": "protoglobin"
}