eF-site ID 1g20-B PDB Code 1g20 Chain B click to enlarge Title MGATP-BOUND AND NUCLEOTIDE-FREE STRUCTURES OF A NITROGENASE PROTEIN COMPLEX BETWEEN LEU127DEL-FE PROTEIN AND THE MOFE PROTEIN Classification OXIDOREDUCTASE Compound NITROGENASE MOLYBDENUM-IRON PROTEIN ALPHA CHAIN Source ORGANISM_SCIENTIFIC: Azotobacter vinelandii; Sequence B:  SQQVDKIKASYPLFLDQDYKDMLAKKRDGFEEKYPQDKID EVFQWTTTKEYQELNFQREALTVNPAKACQPLGAVLCALG FEKTMPYVHGSQGCVAYFRSYFNRHFREPVSCVSDSMTED AAVFGGQQNMKDGLQNCKATYKPDMIAVSTTCMAEVIGDD LNAFINNSKKEGFIPDEFPVPFAHTPSFVGSHVTGWDNMF EGIARYFTLKSMDDKVVGSNKKINIVPGFETYLGNFRVIK RMLSEMGVGYSLLSDPEEVLDTPADGQFRMYAGGTTQEEM KDAPNALNTVLLQPWHLEKTKKFVEGTWKHEVPKLNIPMG LDWTDEFLMKVSEISGQPIPASLTKERGRLVDMMTDSHTW LHGKRFALWGDPDFVMGLVKFLLELGCEPVHILCHNGNKR WKKAVDAILAASPYGKNATVYIGKDLWHLRSLVFTDKPDF MIGNSYGKFIQRDTLHKGKEFEVPLIRIGFPIFDRHHLHR STTLGYEGAMQILTTLVNSILERLDEETRGMQATDYNHDL VR Description Functional site 1) chain B residue 108 type sequence R description BINDING SITE FOR RESIDUE CA D 524 source : AC1 2) chain B residue 109 type sequence E description BINDING SITE FOR RESIDUE CA D 524 source : AC1 3) chain B residue 353 type sequence D description BINDING SITE FOR RESIDUE CA B 524 source : AC2 4) chain B residue 357 type sequence D description BINDING SITE FOR RESIDUE CA B 524 source : AC2 5) chain B residue 157 type sequence V description BINDING SITE FOR RESIDUE SF4 E 5290 source : AC3 6) chain B residue 70 type sequence C description BINDING SITE FOR RESIDUE CLF B 1498 source : AC9 7) chain B residue 92 type sequence S description BINDING SITE FOR RESIDUE CLF B 1498 source : AC9 8) chain B residue 94 type sequence G description BINDING SITE FOR RESIDUE CLF B 1498 source : AC9 9) chain B residue 95 type sequence C description BINDING SITE FOR RESIDUE CLF B 1498 source : AC9 10) chain B residue 98 type sequence Y description BINDING SITE FOR RESIDUE CLF B 1498 source : AC9 11) chain B residue 153 type sequence C description BINDING SITE FOR RESIDUE CLF B 1498 source : AC9 12) chain B residue 188 type sequence S description BINDING SITE FOR RESIDUE CLF B 1498 source : AC9 13) chain B residue 88-95 type prosite sequence YVHGSQGC description NITROGENASE_1_1 Nitrogenases component 1 alpha and beta subunits signature 1. YVHGSQGC source prosite : PS00699 14) chain B residue 151-165 type prosite sequence TTCMAEVIGDDLNAF description NITROGENASE_1_2 Nitrogenases component 1 alpha and beta subunits signature 2. TTCmaeviGDDLnAF source prosite : PS00090

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