Crystal structure of human acyl-CoA synthetase medium-chain family member 2A (L64P mutation) in complex with ATP

Structural snapshots for the conformation-dependent catalysis by human medium-chain acyl-coenzyme A synthetase ACSM2A.

Acyl-coenzyme A synthetase ACSM2A, mitochondrial precursor

Acyl-CoA synthetase medium-chain family member 2A, Middle-chain acyl-CoA synthetase 2A, Butyrate-CoA ligase 2A, Butyryl coenzyme A synthetase 2A

MGHHHHHHSSGVDLGTENLYFQSMSLQWGHQEVPAKFNFASDVLDHWADMEKAGKRPPSPALWWVNGKGKELMWNFRELS
ENSQQAANVLSGACGLQRGDRVAVVLPRVPEWWLVILGCIRAGLIFMPGTIQMKSTDILYRLQMSKAKAIVAGDEVIQEV
DTVASECPSLRIKLLVSEKSCDGWLNFKKLLNEASTTHHCVETGSQEASAIYFTSGTSGLPKMAEHSYSSLGLKAKMDAG
WTGLQASDIMWTISDTGWILNILCSLMEPWALGACTFVHLLPKFDPLVILKTLSSYPIKSMMGAPIVYRMLLQQDLSSYK
FPHLQNCVTVGESLLPETLENWRAQTGLDIRESYGQTETGLTCMVSKTMKIKPGYMGTAASCYDVQIIDDKGNVLPPGTE
GDIGIRVKPIRPIGIFSGYVDNPDKTAANIRGDFWLLGDRGIKDEDGYFQFMGRADDIINSSGYRIGPSEVENALMEHPA
VVETAVISSPDPVRGEVVKAFVVLASQFLSHDPEQLTKELQQHVKSVTAPYKYPRKIEFVLNLPKTVTGKIQRAKLRDKE
WKMSGKARAQ

17% PEG 10000, 0.1M Ammonium acetate, 0.1M Bis-Tris pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal structure of L64P mutant of human acyl-CoA synthetase medium-chain family member 2A, apo structure

HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. ADDITIONAL DENSITY IN THE ACTIVE SITE, PROBABLY UNIDENTIFIED ENDOGENOUS SUBSTRATE, WAS MODELLED AS A SET OF UNL ATOMS.

MIDDLE-CHAIN ACYL-COA SYNTHETASE, XENOBIOTIC/MEDIUM-CHAIN FATTY ACID-COA LIGASE, STRUCTURAL GENOMICS CONSORTIUM, SGC, ATP-BINDING, FATTY ACID METABOLISM, LIPID METABOLISM, MAGNESIUM, METAL-BINDING, MITOCHONDRION, NUCLEOTIDE-BINDING POLYMORPHISM, TRANSIT PEPTIDE, LIGASE

SLQWGHQEVPAKFNFASDVLDHWADMEKAGKRLPSPALWWVNGKGKELMWNFRELSENSQQAANVLSGACGLQRGDRVAV
VLPRVPEWWLVILGCIRAGLIFMPGTIQMKSTDILYRLQMSKAKAIVAGDEVIQEVDTVASECPSLRIKLLVSEKSCDGW
LNFKKLLNEASTTHHCVETGSQEASAIYFTSGTSGLPKMAEHSYSSLGLKAKMDAGWTGLQASDIMWTISDTGWILNILC
SLMEPWALGACTFVHLLPKFDPLVILKTLSSYPIKSMMGAPIVYRMLLQQDLSSYKFPHLQNCVTVGESLLPETLENWRA
QTGLDIRESYGQTETGLTCMVSKTMKIKPGYMGTAASCYDVQIIDDKGNVLPPGTEGDIGIRVKPIRPIGIFSGYVDNPD
KTAANIRGDFWLLGDRGIKDEDGYFQFMGRADDIINSSGYRIGPSEVENALMEHPAVVETAVISSPDPVRGEVVKAFVVL
ASQFLSHDPEQLTKELQQHVKSVTAPYKYPRKIEFVLNLPKTVTGKIQRAKLRDKEWKMSGKARAQ