Chains and heterogens:
PDB Chain Sequences:
>1xl9A (A:) gsshhhhhhmidfgtiatamvtpfdingnidfakttklvnylidngttaivvggttgesp tltseekvalyrhvvsvvdkrvpviagtgsnnthasidltkkatevgvdavmlvapyynk psqegmyqhfkaiaestplpvmlynvpgrsivqisvdtvvrlseienivaikdaggdvlt mteiiektaddfavysgddgltlpamavgakgivsvashvignemqemiaafqagefkka qklhqllvrvtdslfmapsptpvktalqmvgldvgsvrlpllplteeervtlqsvmqsip r
>1xl9A (A:) midfgtiatamvtpfdingnidfakttklvnylidngttaivvggttgesptltseekva lyrhvvsvvdkrvpviagtgsnnthasidltkkatevgvdavmlvapyynkpsqegmyqh fkaiaestplpvmlynvpgrsivqisvdtvvrlseienivaikdaggdvltmteiiekta ddfavysgddgltlpamavgakgivsvashvignemqemiaafqagefkkaqklhqllvr vtdslfmapsptpvktalqmvgldvgsvrlpllplteeervtlqsvmqsipr
>1xl9B (B:) gsshhhhhhmidfgtiatamvtpfdingnidfakttklvnylidngttaivvggttgesp tltseekvalyrhvvsvvdkrvpviagtgsnnthasidltkkatevgvdavmlvapyynk psqegmyqhfkaiaestplpvmlynvpgrsivqisvdtvvrlseienivaikdaggdvlt mteiiektaddfavysgddgltlpamavgakgivsvashvignemqemiaafqagefkka qklhqllvrvtdslfmapsptpvktalqmvgldvgsvrlpllplteeervtlqsvmqsip r
>1xl9B (B:) midfgtiatamvtpfdingnidfakttklvnylidngttaivvggttgesptltseekva lyrhvvsvvdkrvpviagtgsnnthasidltkkatevgvdavmlvapyynkpsqegmyqh fkaiaestplpvmlynvpgrsivqisvdtvvrlseienivaikdaggdvltmteiiekta ddfavysgddgltlpamavgakgivsvashvignemqemiaafqagefkkaqklhqllvr vtdslfmapsptpvktalqmvgldvgsvrlpllplteeervtlqsvmqsipr
>1xl9C (C:) gsshhhhhhmidfgtiatamvtpfdingnidfakttklvnylidngttaivvggttgesp tltseekvalyrhvvsvvdkrvpviagtgsnnthasidltkkatevgvdavmlvapyynk psqegmyqhfkaiaestplpvmlynvpgrsivqisvdtvvrlseienivaikdaggdvlt mteiiektaddfavysgddgltlpamavgakgivsvashvignemqemiaafqagefkka qklhqllvrvtdslfmapsptpvktalqmvgldvgsvrlpllplteeervtlqsvmqsip r
>1xl9C (C:) midfgtiatamvtpfdingnidfakttklvnylidngttaivvggttgesptltseekva lyrhvvsvvdkrvpviagtgsnnthasidltkkatevgvdavmlvapyynkpsqegmyqh fkaiaestplpvmlynvpgrsivqisvdtvvrlseienivaikdaggdvltmteiiekta ddfavysgddgltlpamavgakgivsvashvignemqemiaafqagefkkaqklhqllvr vtdslfmapsptpvktalqmvgldvgsvrlpllplteeervtlqsvmqsipr
>1xl9D (D:) gsshhhhhhmidfgtiatamvtpfdingnidfakttklvnylidngttaivvggttgesp tltseekvalyrhvvsvvdkrvpviagtgsnnthasidltkkatevgvdavmlvapyynk psqegmyqhfkaiaestplpvmlynvpgrsivqisvdtvvrlseienivaikdaggdvlt mteiiektaddfavysgddgltlpamavgakgivsvashvignemqemiaafqagefkka qklhqllvrvtdslfmapsptpvktalqmvgldvgsvrlpllplteeervtlqsvmqsip r
>1xl9D (D:) midfgtiatamvtpfdingnidfakttklvnylidngttaivvggttgesptltseekva lyrhvvsvvdkrvpviagtgsnnthasidltkkatevgvdavmlvapyynkpsqegmyqh fkaiaestplpvmlynvpgrsivqisvdtvvrlseienivaikdaggdvltmteiiekta ddfavysgddgltlpamavgakgivsvashvignemqemiaafqagefkkaqklhqllvr vtdslfmapsptpvktalqmvgldvgsvrlpllplteeervtlqsvmqsipr