Chains and heterogens:
PDB Chain Sequences:
>1xkyA (A:) gsshhhhhhmidfgtiatamvtpfdingnidfakttklvnylidngttaivvggttgesp tltseekvalyrhvvsvvdkrvpviagtgsnnthasidltkkatevgvdavmlvapyynk psqegmyqhfkaiaestplpvmlynvpgrsivqisvdtvvrlseienivaikdaggdvlt mteiiektaddfavysgddgltlpamavgakgivsvashvignemqemiaafqagefkka qklhqllvrvtdslfmapsptpvktalqmvgldvgsvrlpllplteeervtlqsvmqsip r
>1xkyA (A:) midfgtiatamvtpfdingnidfakttklvnylidngttaivvggttgesptltseekva lyrhvvsvvdkrvpviagtgsnnthasidltkkatevgvdavmlvapyynkpsqegmyqh fkaiaestplpvmlynvpgrsivqisvdtvvrlseienivaikdaggdvltmteiiekta ddfavysgddgltlpamavgakgivsvashvignemqemiaafqagefkkaqklhqllvr vtdslfmapsptpvktalqmvgldvgsvrlpllplteeervtlqsvmqsipr
>1xkyB (B:) gsshhhhhhmidfgtiatamvtpfdingnidfakttklvnylidngttaivvggttgesp tltseekvalyrhvvsvvdkrvpviagtgsnnthasidltkkatevgvdavmlvapyynk psqegmyqhfkaiaestplpvmlynvpgrsivqisvdtvvrlseienivaikdaggdvlt mteiiektaddfavysgddgltlpamavgakgivsvashvignemqemiaafqagefkka qklhqllvrvtdslfmapsptpvktalqmvgldvgsvrlpllplteeervtlqsvmqsip r
>1xkyB (B:) midfgtiatamvtpfdingnidfakttklvnylidngttaivvggttgesptltseekva lyrhvvsvvdkrvpviagtgsnnthasidltkkatevgvdavmlvapyynkpsqegmyqh fkaiaestplpvmlynvpgrsivqisvdtvvrlseienivaikdaggdvltmteiiekta ddfavysgddgltlpamavgakgivsvashvignemqemiaafqagefkkaqklhqllvr vtdslfmapsptpvktalqmvgldvgsvrlpllplteeervtlqsvmqsipr
>1xkyC (C:) gsshhhhhhmidfgtiatamvtpfdingnidfakttklvnylidngttaivvggttgesp tltseekvalyrhvvsvvdkrvpviagtgsnnthasidltkkatevgvdavmlvapyynk psqegmyqhfkaiaestplpvmlynvpgrsivqisvdtvvrlseienivaikdaggdvlt mteiiektaddfavysgddgltlpamavgakgivsvashvignemqemiaafqagefkka qklhqllvrvtdslfmapsptpvktalqmvgldvgsvrlpllplteeervtlqsvmqsip r
>1xkyC (C:) midfgtiatamvtpfdingnidfakttklvnylidngttaivvggttgesptltseekva lyrhvvsvvdkrvpviagtgsnnthasidltkkatevgvdavmlvapyynkpsqegmyqh fkaiaestplpvmlynvpgrsivqisvdtvvrlseienivaikdaggdvltmteiiekta ddfavysgddgltlpamavgakgivsvashvignemqemiaafqagefkkaqklhqllvr vtdslfmapsptpvktalqmvgldvgsvrlpllplteeervtlqsvmqsipr
>1xkyD (D:) gsshhhhhhmidfgtiatamvtpfdingnidfakttklvnylidngttaivvggttgesp tltseekvalyrhvvsvvdkrvpviagtgsnnthasidltkkatevgvdavmlvapyynk psqegmyqhfkaiaestplpvmlynvpgrsivqisvdtvvrlseienivaikdaggdvlt mteiiektaddfavysgddgltlpamavgakgivsvashvignemqemiaafqagefkka qklhqllvrvtdslfmapsptpvktalqmvgldvgsvrlpllplteeervtlqsvmqsip r
>1xkyD (D:) midfgtiatamvtpfdingnidfakttklvnylidngttaivvggttgesptltseekva lyrhvvsvvdkrvpviagtgsnnthasidltkkatevgvdavmlvapyynkpsqegmyqh fkaiaestplpvmlynvpgrsivqisvdtvvrlseienivaikdaggdvltmteiiekta ddfavysgddgltlpamavgakgivsvashvignemqemiaafqagefkkaqklhqllvr vtdslfmapsptpvktalqmvgldvgsvrlpllplteeervtlqsvmqsipr