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2lhb is a 1 chain structure with sequence from Petromyzon marinus. This structure supersedes the now removed PDB entry 1lhb. The October 2011 RCSB PDB Molecule of the Month feature on PDB Pioneers by David Goodsell is 10.2210/rcsb_pdb/mom_2011_10. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.