Chains and heterogens:
PDB Chain Sequences:
>1ad9A (A:) diqmtqspstlsasvgdrvtitcrssksllhsngdtflywfqqkpgkapkllmyrmsnla sgvpsrfsgsgsgteftltisslqpddfatyycmqhleypftfgqgtkvevkrtvaapsv fifppsdeqlksgtasvvcllnnfypreakvqwkvdnalqsgnsqesvteqdskdstysl sstltlskadyekhkvyacevthqglsspvtksfnrgec
>1ad9B (B:) eiqlvqsgaevkkpgssvkvsckasgytftdyyinwmrqapgqglewigwidpgsgntky nekfkgratltvdtstntaymelsslrsedtafyfcarekttyyyamdywgqgtlvtvss astkgpsvfplapcsrstsestaalgclvkdyfpepvtvswnsgaltsgvhtfpavlqss glyslssvvtvpssslgtktytcnvdhkpsntkvdkrve
>1ad9H (H:) eiqlvqsgaevkkpgssvkvsckasgytftdyyinwmrqapgqglewigwidpgsgntky nekfkgratltvdtstntaymelsslrsedtafyfcarekttyyyamdywgqgtlvtvss astkgpsvfplapcsrstsestaalgclvkdyfpepvtvswnsgaltsgvhtfpavlqss glyslssvvtvpssslgtktytcnvdhkpsntkvdkrve
>1ad9L (L:) diqmtqspstlsasvgdrvtitcrssksllhsngdtflywfqqkpgkapkllmyrmsnla sgvpsrfsgsgsgteftltisslqpddfatyycmqhleypftfgqgtkvevkrtvaapsv fifppsdeqlksgtasvvcllnnfypreakvqwkvdnalqsgnsqesvteqdskdstysl sstltlskadyekhkvyacevthqglsspvtksfnrgec