Chains and heterogens:
PDB Chain Sequences:
>1vbb1 (1:) qdslpdtkasgpahskevpaltavetgatnplapsdtvqtrhvvqrrsrsestiesffar gacvaiievdneqpttraqklfamwritykdtvqlrrklefftysrfdmeftfvvtanft nannghalnqvyqimyippgaptpkswddytwqtssnpsifytygaaparisvpyvglan ayshfydgfakvplktdandqigdslysamtvddfgvlavrvvndhnptkvtskvriymk pkhvrvwcprppravpyygpgvdyrnnldplsekgltty
>1vbb2 (2:) acgysdrvlqltlgnstittqeaansvvaygrwpefirddeanpvdqptepdvatcrfyt ldtvmwgkeskgwwwklpdalrdmglfgqnmyyhylgrsgytvhvqcnaskfhqgalgvf aipeyclagdsdkqrytsyananpgerggkfysqfnkdnavtspkrefcpvdyllgcgvl lgnafvyphqiinlrtnnsativlpyvnalaidsmvkhnnwgiailplspldfaqdssve ipitvtiapmcsefnglrnvtapkfq
>1vbb3 (3:) glpvlntpgsnqyltsdnhqspcaipefdvtppidipgevknmmelaeidtmiplnlest krntmdmyrvtlsdsadlsqpilclslspafdprlshtmlgevlnyythwagslkftflf cgsmmatgkilvayappgaqpptsrkeamlgthviwdlglqssctmvvpwisnvtyrqtt qdsfteggyismfyqtrivvplstpksmsmlgfvsacndfsvrllrdtthisqsa