React

HTML

<script src="https://unpkg.com/viztein@0.1.4/umd/viztein.js"></script>
<div id="app"></div>

React

class Example extends React.Component {  
  render() {
    return (
        <Viztein
         data={{ filename: "https://files.rcsb.org/download/4hhb.pdb" }}
         viewportId="viewport-1"
        />
    )
  }
}

ReactDOM.render(<Example />, document.querySelector("#app"))