title: [Structure of the Mg-chelatase cofactor GUN4 reveals a novel hand-shaped fold for porphyrin binding].
authors.forename: Mark A
authors.initials: MA
authors.lastname: Verdecia
authors.forename: Robert M
authors.initials: RM
authors.lastname: Larkin
authors.forename: Jean-Luc
authors.initials: JL
authors.lastname: Ferrer
authors.forename: Roland
authors.initials: R
authors.lastname: Riek
authors.forename: Joanne
authors.initials: J
authors.lastname: Chory
authors.forename: Joseph P
authors.initials: JP
authors.lastname: Noel
mesh_terms: D001426:Bacterial Proteins / Q000737:chemistry* / Q000378:metabolism; D018360:Crystallography, X-Ray; D008958:Models, Molecular; D011485:Protein Binding; D011487:Protein Conformation; D017434:Protein Structure, Tertiary; D011524:Protoporphyrins / Q000378:metabolism*; D020449:Repetitive Sequences, Amino Acid; D046939:Synechocystis / Q000737:chemistry*
chemical_list: D001426:Bacterial Proteins; D011524:Protoporphyrins; C039629:magnesium protoporphyrin