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import gradio as gr
from igfold import IgFoldRunner
import os
def read_mol(molpath):
with open(molpath, "r") as fp:
lines = fp.readlines()
mol = ""
for l in lines:
mol += l
return mol
def molecule(input_pdb):
mol = read_mol(input_pdb)
x = (
"""<!DOCTYPE html>
<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=UTF-8" />
<style>
body{
font-family:sans-serif
}
.mol-container {
width: 100%;
height: 600px;
position: relative;
}
.mol-container select{
background-image:None;
}
</style>
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.6.3/jquery.min.js" integrity="sha512-STof4xm1wgkfm7heWqFJVn58Hm3EtS31XFaagaa8VMReCXAkQnJZ+jEy8PCC/iT18dFy95WcExNHFTqLyp72eQ==" crossorigin="anonymous" referrerpolicy="no-referrer"></script>
<script src="https://3Dmol.csb.pitt.edu/build/3Dmol-min.js"></script>
</head>
<body>
<div id="container" class="mol-container"></div>
<script>
let pdb = `"""
+ mol
+ """`
$(document).ready(function () {
let element = $("#container");
let config = { backgroundColor: "white" };
let viewer = $3Dmol.createViewer(element, config);
viewer.addModel(pdb, "pdb");
viewer.getModel(0).setStyle({}, { cartoon: { colorscheme:"whiteCarbon" } });
viewer.zoomTo();
viewer.render();
viewer.zoom(0.8, 2000);
})
</script>
</body></html>"""
)
return f"""<iframe style="width: 100%; height: 600px" name="result" allow="midi; geolocation; microphone; camera;
display-capture; encrypted-media;" sandbox="allow-modals allow-forms
allow-scripts allow-same-origin allow-popups
allow-top-navigation-by-user-activation allow-downloads" allowfullscreen=""
allowpaymentrequest="" frameborder="0" srcdoc='{x}'></iframe>"""
def validate(seq):
alphabet = set('ACDEFGHIKLMNPQRSTVWY')
leftover = set(seq.upper()) - alphabet
return not leftover
def pred_seq(seq):
is_valid = validate(seq)
if is_valid:
sequences = {
"H": "QVQLQESGGGLVQAGGSLTLSCAVSGLTFSNYAMGWFRQAPGKEREFVAAITWDGGNTYYTDSVKGRFTISRDNAKNTVFLQMNSLKPEDTAVYYCAAKLLGSSRYELALAGYDYWGQGTQVTVS"
}
pred_pdb = "my_nanobody1.pdb"
igfold = IgFoldRunner()
igfold.fold(
pred_pdb,
sequences=sequences,
do_refine=False,
do_renum=False,
)
html = molecule(pred_pdb)
else:
html = "<p color = 'red'>ERROR! Not valid sequence</p>"
return (html)
iface = gr.Interface(fn=pred_seq,
inputs="text",
outputs=gr.HTML())
iface.launch() |