Chains and heterogens:
PDB Chain Sequences:
>6ksrA (A:) annsleqkaeqvlaplrlskeklqdlsktfsdellrglemhkrhglkwvpeecslrmlds cvseiptgnekgvfyaldfggtnvravrcellgggrirsqqflknlyecggeidlmaret sasqlfdvlagcvgelveennekellkkkaaklgftfsfpcvqrslnnsvleswtkgfat ghdtddpvvgkdvvpllaaafarqglgleceavvndtvgtllscayqkgpggppctvgvi lgtganccywepqaaafgyrgavvnvecgnfnknlpttpadeaidnkspnkkhqlfekmi sgfylgelvrlltleifgaaapakareefsfdakqaavlaaslmpgkeedpalassckvl lkeswgwdldaaalkvmrqigfavfdrsaalaavsiavlvqrtrsletdggvtvavdgsl yvrnewyglrirtflkellgekvdkvflraaddgsgkgaaicvaalh