1m1m

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X-RAY CRYSTAL STRUCTURE OF MYCOBACTERIUM TUBERCULOSIS BETA-KETOACYL-ACYL CARRIER PROTEIN SYNTHASE III (MTFABH)X-RAY CRYSTAL STRUCTURE OF MYCOBACTERIUM TUBERCULOSIS BETA-KETOACYL-ACYL CARRIER PROTEIN SYNTHASE III (MTFABH)

Structural highlights

1m1m is a 2 chain structure with sequence from Mycobacterium tuberculosis. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
Method:X-ray diffraction, Resolution 2.7Å
Resources:FirstGlance, OCA, PDBe, RCSB, PDBsum, ProSAT

Function

FABH_MYCTU Catalyzes the condensation reaction of fatty acid synthesis by the addition to an acyl acceptor of two carbons from malonyl-ACP. Catalyzes the first condensation reaction which initiates fatty acid synthesis and may therefore play a role in governing the total rate of fatty acid production. Possesses both acetoacetyl-ACP synthase and acetyl transacylase activities. Has some substrate specificity for long chain acyl-CoA such as myristoyl-CoA. Does not use acyl-CoA as primer. Its substrate specificity determines the biosynthesis of mycolic acid fatty acid chain, which is characteristic of mycobacterial cell wall.[1]

Evolutionary Conservation

Check, as determined by ConSurfDB. You may read the explanation of the method and the full data available from ConSurf.

See Also

References

  1. Choi KH, Kremer L, Besra GS, Rock CO. Identification and substrate specificity of beta -ketoacyl (acyl carrier protein) synthase III (mtFabH) from Mycobacterium tuberculosis. J Biol Chem. 2000 Sep 8;275(36):28201-7. PMID:10840036 doi:http://dx.doi.org/10.1074/jbc.M003241200

1m1m, resolution 2.70Å

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OCA