Chains and heterogens:
PDB Chain Sequences:
>1it0A (A:) aestlgaaaaqsgryfgtaiasgklgdsayttiasrefnmvtaenemkidatepqrgqfn fsagdrvynwavqngkqvrghtlawhsqqpgwmqslsgstlrqamidhingvmghykgki aqwdvvneafsddgsggrrdsnlqrtgndwievafrtaraadpaaklcyndynienwtwa ktqgvynmvrdfkqrgvpidcvgfqshfnsgspynsnfrttlqnfaalgvdvaiteldiq gassstyaavtndclavsrclgitvwgvrdtdswrsgdtpllfngdgskkaaytavlnal nggsstpppsgggqikgvgsgrcldvpnasttdgtqvqlydchsatnqqwtytdagelrv ygdkcldaagtgngtkvqiyscwggdnqkwrlnsdgsivgvqsglcldavgggtangtli qlyscsngsnqrwtrt
>1it0A (A:) aestlgaaaaqsgryfgtaiasgklgdsayttiasrefnmvtaenemkidatepqrgqfn fsagdrvynwavqngkqvrghtlawhsqqpgwmqslsgstlrqamidhingvmghykgki aqwdvvneafsddgsggrrdsnlqrtgndwievafrtaraadpaaklcyndynienwtwa ktqgvynmvrdfkqrgvpidcvgfqshfnsgspynsnfrttlqnfaalgvdvaiteldiq gassstyaavtndclavsrclgitvwgvrdtdswrsgdtpllfngdgskkaaytavlnal ngggqikgvgsgrcldvpnasttdgtqvqlydchsatnqqwtytdagelrvygdkcldaa gtgngtkvqiyscwggdnqkwrlnsdgsivgvqsglcldavgggtangtliqlyscsngs nqrwtrt
>1it0B (B:) aestlgaaaaqsgryfgtaiasgklgdsayttiasrefnmvtaenemkidatepqrgqfn fsagdrvynwavqngkqvrghtlawhsqqpgwmqslsgstlrqamidhingvmghykgki aqwdvvneafsddgsggrrdsnlqrtgndwievafrtaraadpaaklcyndynienwtwa ktqgvynmvrdfkqrgvpidcvgfqshfnsgspynsnfrttlqnfaalgvdvaiteldiq gassstyaavtndclavsrclgitvwgvrdtdswrsgdtpllfngdgskkaaytavlnal nggsstpppsgggqikgvgsgrcldvpnasttdgtqvqlydchsatnqqwtytdagelrv ygdkcldaagtgngtkvqiyscwggdnqkwrlnsdgsivgvqsglcldavgggtangtli qlyscsngsnqrwtrt
>1it0B (B:) aestlgaaaaqsgryfgtaiasgklgdsayttiasrefnmvtaenemkidatepqrgqfn fsagdrvynwavqngkqvrghtlawhsqqpgwmqslsgstlrqamidhingvmghykgki aqwdvvneafsddgsggrrdsnlqrtgndwievafrtaraadpaaklcyndynienwtwa ktqgvynmvrdfkqrgvpidcvgfqshfnsgspynsnfrttlqnfaalgvdvaiteldiq gassstyaavtndclavsrclgitvwgvrdtdswrsgdtpllfngdgskkaaytavlnal ngggqikgvgsgrcldvpnasttdgtqvqlydchsatnqqwtytdagelrvygdkcldaa gtgngtkvqiyscwggdnqkwrlnsdgsivgvqsglcldavgggtangtliqlyscsngs nqrwtrt