Myoglobin1

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MYOGLOBIN IS THE STRUCTURAL SIMILAR PROTEIN OF HEAMOGLOBIN.

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MYOGLOBIN

Myoglobin 16,700 153 1

MYOGLOBIN-FOLDING PATTERN

highlightsregions of secondary structure

A “mesh” image emphasizes the protein surface.

visualizing pockets in the proteinwhere other molecules might bind

A ribbon representation, includingside chains (blue) for the hydrophobic residues Leu, Ile, Val,and Phe.

A space-filling model with all amino acid side chains.

PROTOPORPHYRIN IX

HEME

HEME-COORDINATOIN BONDS

Steric effects on the binding of ligands to the heme ofmyoglobin.