eF-site ID 3eh5-ABC PDB Code 3eh5 Chain A, B, C click to enlarge Title Structure of the reduced form of cytochrome ba3 oxidase from Thermus thermophilus Classification OXIDOREDUCTASE Compound Cytochrome c oxidase subunit 1 Source (COXA_THET8) Sequence A:  SEISRVYEAYPEKKATLYFLVLGFLALIVGSLFGPFQALN YGNVDAYPLLKRLLPFVQSYYQGLTLHGVLNAIVFTQLFA QAIMVYLPARELNMRPNMGLMWLSWWMAFIGLVVAALPLL ANEATVLYTFYPPLKGHWAFYLGASVFVLSTWVSIYIVLD LWRRWKAANPGKVTPLVTYMAVVFWLMWFLASLGLVLEAV LFLLPWSFGLVEGVDPLVARTLFWWTGHPIVYFWLLPAYA IIYTILPKQAGGRLVSDPMARLAFLLFLLLSTPVGFHHQF ADPGIDPTWKMIHSVLTLFVAVPSLMTAFTVAASLEFAGR LRGGRGLFGWIRALPWDNPAFVAPVLGLLGFIPGGAGGIV NASFTLDYVVHNTAWVPGHFHLQVASLVTLTAMGSLYWLL PNLTGKPISDAQRRLGLAVVWLWFLGMMIMAVGLHWAGLL NVPRRAYIAQVPDAYPHAAVPMVFNVLAGIVLLVALLLFI YGLFSVLLSRERKPELAEAPLPFAEVISGPEDRRLVLAMD RIGFWFAVAAILVVLAYGPTLVQLFGHLNPVPGWRLW B:  DQHKAHKAILAYEKGWLAFSLAMLFVFIALIAYTLATHTA GVIPAGKLERVDPTTVRQEGPWADPAQAVVQTGPNQYTVY VLAFAFGYQPNPIEVPQGAEIVFKITSPDVIHGFHVEGTN INVEVLPGEVSTVRYTFKRPGEYRIICNQYCGLGHQNMFG TIVVKE C:  EEKPKGALAVILVLTLTILVFWLGVYAVFFARG Description Functional site 1) chain B residue 86 type catalytic sequence F description 735 source MCSA : MCSA1 2) chain B residue 88 type catalytic sequence F description 735 source MCSA : MCSA1 3) chain A residue 384 type catalytic sequence H description 735 source MCSA : MCSA1 4) chain A residue 385 type catalytic sequence F description 735 source MCSA : MCSA1 5) chain A residue 386 type catalytic sequence H description 735 source MCSA : MCSA1 6) chain A residue 449 type catalytic sequence R description 735 source MCSA : MCSA1 7) chain A residue 450 type catalytic sequence R description 735 source MCSA : MCSA1 8) chain B residue 112-160 type prosite sequence VIHGFHVEGTNINVEVLPGEVSTVRYTFKRPGEYRIICNQ YCGLGHQNM description COX2 CO II and nitrous oxide reductase dinuclear copper centers signature. ViHgfhvegtninvevlpgevstvrytfkrpgeyrii......CnqyCglgHqnM source prosite : PS00078 9) chain A residue 229-283 type prosite sequence WWTGHPIVYFWLLPAYAIIYTILPKQAGGRLVSDPMARLA FLLFLLLSTPVGFHH description COX1_CUB Heme-copper oxidase catalytic subunit, copper B binding region signature. WWTGHPiVyfwllpayaiiytilpkqaggrlvsdpmarlafllflllstpvgf..HH source prosite : PS00077 10) chain B residue 114 type BINDING sequence H description source Swiss-Prot : SWS_FT_FI3 11) chain B residue 149 type BINDING sequence C description source Swiss-Prot : SWS_FT_FI3 12) chain B residue 153 type BINDING sequence C description source Swiss-Prot : SWS_FT_FI3 13) chain B residue 157 type BINDING sequence H description source Swiss-Prot : SWS_FT_FI3 14) chain A residue 282 type BINDING sequence H description BINDING => ECO:0000305 source Swiss-Prot : SWS_FT_FI4 15) chain A residue 283 type BINDING sequence H description BINDING => ECO:0000305 source Swiss-Prot : SWS_FT_FI4 16) chain A residue 233 type CROSSLNK sequence H description 1'-histidyl-3'-tyrosine (His-Tyr) source Swiss-Prot : SWS_FT_FI5 17) chain A residue 237 type CROSSLNK sequence Y description 1'-histidyl-3'-tyrosine (His-Tyr) source Swiss-Prot : SWS_FT_FI5 18) chain C residue 4-34 type TRANSMEM sequence KPKGALAVILVLTLTILVFWLGVYAVFFARG description Helical source Swiss-Prot : SWS_FT_FI1 19) chain A residue 385-405 type TRANSMEM sequence FHLQVASLVTLTAMGSLYWLL description Helical source Swiss-Prot : SWS_FT_FI1 20) chain A residue 420-440 type TRANSMEM sequence LGLAVVWLWFLGMMIMAVGLH description Helical source Swiss-Prot : SWS_FT_FI1 21) chain A residue 471-491 type TRANSMEM sequence VLAGIVLLVALLLFIYGLFSV description Helical source Swiss-Prot : SWS_FT_FI1 22) chain A residue 527-547 type TRANSMEM sequence IGFWFAVAAILVVLAYGPTLV description Helical source Swiss-Prot : SWS_FT_FI1 23) chain A residue 74-94 type TRANSMEM sequence VLNAIVFTQLFAQAIMVYLPA description Helical source Swiss-Prot : SWS_FT_FI1 24) chain A residue 105-125 type TRANSMEM sequence LMWLSWWMAFIGLVVAALPLL description Helical source Swiss-Prot : SWS_FT_FI1 25) chain A residue 144-164 type TRANSMEM sequence AFYLGASVFVLSTWVSIYIVL description Helical source Swiss-Prot : SWS_FT_FI1 26) chain A residue 187-207 type TRANSMEM sequence VVFWLMWFLASLGLVLEAVLF description Helical source Swiss-Prot : SWS_FT_FI1 27) chain A residue 227-247 type TRANSMEM sequence LFWWTGHPIVYFWLLPAYAII description Helical source Swiss-Prot : SWS_FT_FI1 28) chain A residue 267-287 type TRANSMEM sequence LAFLLFLLLSTPVGFHHQFAD description Helical source Swiss-Prot : SWS_FT_FI1 29) chain A residue 300-320 type TRANSMEM sequence VLTLFVAVPSLMTAFTVAASL description Helical source Swiss-Prot : SWS_FT_FI1 30) chain A residue 345-365 type TRANSMEM sequence AFVAPVLGLLGFIPGGAGGIV description Helical source Swiss-Prot : SWS_FT_FI1 31) chain B residue 39-168 type TOPO_DOM sequence THTAGVIPAGKLERVDPTTVRQEGPWADPAQAVVQTGPNQ YTVYVLAFAFGYQPNPIEVPQGAEIVFKITSPDVIHGFHV EGTNINVEVLPGEVSTVRYTFKRPGEYRIICNQYCGLGHQ NMFGTIVVKE description Periplasmic source Swiss-Prot : SWS_FT_FI2 32) chain A residue 384 type TOPO_DOM sequence H description Periplasmic source Swiss-Prot : SWS_FT_FI2 33) chain A residue 386 type TOPO_DOM sequence H description Periplasmic source Swiss-Prot : SWS_FT_FI2

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