curl --request GET \
  --url https://catalog-api-dev.demo.igvf.org/api/proteins/complexes

import requests

url = "https://catalog-api-dev.demo.igvf.org/api/proteins/complexes"

response = requests.get(url)

print(response.text)

const options = {method: 'GET'};

fetch('https://catalog-api-dev.demo.igvf.org/api/proteins/complexes', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

[
  {
    "name": "<string>",
    "protein": "<string>",
    "complex": "<string>",
    "stoichiometry": 123,
    "chain_id": "<string>",
    "isoform_id": "<string>",
    "number_of_paralogs": 123,
    "linked_features": [
      {
        "participantId": "<string>",
        "ranges": [
          "<string>"
        ]
      }
    ],
    "source": "<string>",
    "source_url": "<string>"
  }
]

{
  "message": "<string>",
  "code": "<string>",
  "issues": [
    {
      "message": "<string>"
    }
  ]
}