#!/usr/bin/python

import urllib,urllib2

url = 'http://www.uniprot.org/batch/'

params = {
	'file':'Q55C99,P13368',
  	'format':'txt'
}

data = urllib.urlencode(params)
print data;
request = urllib2.Request(url, data)
response = urllib2.urlopen(request)
page = response.read(200000)
print page;