eF-site ID 2a6e-ABCDEF PDB Code 2a6e Chain A, B, C, D, E, F click to enlarge Title Crystal structure of the T. Thermophilus RNA polymerase holoenzyme Classification TRANSFERASE Compound DNA-directed RNA polymerase alpha chain Source ORGANISM_SCIENTIFIC: Thermus thermophilus; Sequence A:  MLDSKLKAPVFTVRTQGREYGEFVLEPLERGFGVTLGNPL RRILLSSIPGTAVTSVYIEDVLHEFSTIPGVKEDVVEIIL NLKELVVRFLNPSLQTVTLLLKAEGPKEVKARDFLPVADV EIMNPDLHIATLEEGGRLNMEVRVDRGVGYVPAEKHGIKD RINAIPVDAVFSPVRRVAFQVEDTRLGQRTDLDKLTLRIW TDGSVTPLEALNQAVEILREHLTYFSNPQ B:  MLDSKLKAPVFTVRTQGREYGEFVLEPLERGFGVTLGNPL RRILLSSIPGTAVTSVYIEDVLHEFSTIPGVKEDVVEIIL NLKELVVRFLNPSLQTVTLLLKAEGPKEVKARDFLPVADV EIMNPDLHIATLEEGGRLNMEVRVDRGVGYVPAEKHGIKD RINAIPVDAVFSPVRRVAFQVEDTRLGQRTDLDKLTLRIW TDGSVTPLEALNQAVEILREHLTYFSNPQ C:  MEIKRFGRIREVIPLPPLTEIQVESYRRALQADVPPEKRE NVGIQAAFRETFPIEEEDKGKGGLVLDFLEYRLGEPPFPQ DECREKDLTYQAPLYARLQLIHKDTGLIKEDEVFLGHIPL MTEDGSFIINGADRVIVSQIHRSPGVYFTPDPARPGRYIA SIIPLPKRGPWIDLEVEPNGVVSMKVNKRKFPLVLLLRVL GYDQETLARELGAYGELVQGLMDESVFAMRPEEALIRLFT LLRPGDPPKRDKAVAYVYGLIADPRRYDLGEAGRYKAEEK LGIRLSGRTLARFEDGEFKDEVFLPTLRYLFALTAGVPGH EVDDIDHLGNRRIRTVGELMTDQFRVGLARLARGVRERML MGSEDSLTPAKLVNSRPLEAAIREFFSRSQLSQFKDETNP LSSLRHKRRISALGPGGLTRERAGFDVRDVHRTHYGRICP VETPEGANIGLITSLAAYARVDELGFIRTPYRRVVGGVVT DEVVYMTATEEDRYTIAQANTPLEGNRIAAERVVARRKGE PVIVSPEEVEFMDVSPKQVFSVNTNLIPFLEHDDANRALM GSNMQTQAVPLIRAQAPVVMTGLEERVVRDSLAALYAEED GEVAKVDGNRIVVRYEDGRLVEYPLRRFYRSNQGTALDQR PRVVVGQRVRKGDLLADGPASENGFLALGQNVLVAIMPFD GYNFEDAIVISEELLKRDFYTSIHIERYEIEARDTKLGPE RITRDIPHLSEAALRDLDEEGVVRIGAEVKPGDILVGRTS FKGESEPTPEERLLRSIFGEKARDVKDTSLRVPPGEGGIV VRTVRLRRGDPGVELKPGVREVVRVYVAQKRKLQVGDKLA NRHGNKGVVAKILPVEDMPHLPDGTPVDVILNPLGVPSRM NLGQILETHLGLAGYFLGQRYISPIFDGAKEPEIKELLAQ AFEVYFGKRKGEGFGVDKREVEVLRRAEKLGLVTPGKTPE EQLKELFLQGKVVLYDGRTGEPIEGPIVVGQMFIMKLYHM VEDKMHARSTGPYSLITQQPLGGKAQFGGQRFGEMEVWAL EAYGAAHTLQEMLTLKSDDIEGRNAAYEAIIKGEDVPEPS VPESFRVLVKELQALALDVQTLDEKDNPVDIFEGLASKR D:  KKEVRKVRIALASPEKIRSWSYGEVEKPETINYRTLKPER DGLFDERIFGPIKDYECACGKYKRQRFEGKVCERCGVEVT KSIVRRYRMGHIELATPAAHIWFVKDVPSKIGTLLDLSAT ELEQVLYFSKYIVLDPKGAILNGVPVEKRQLLTDEEYREL RYGKQETYPLPPGVDALVKDGEEVVKGQELAPGVVSRLDG VALYRFPRRVRVEYVKKERAGLRLPLAAWVEKEAYKPGEI LAELPEPYLFGDKIVAAIDPEEEVIAEAEGVVHLHEPASI LVVKARVYPFEDDVEVSTGDRVAPGDVLADGGKVKSDVYG RVEVDLVRNVVRVVESYDIDARMGAEAIQQLLKELDLEAL EKELLEEMKHPSRARRAKARKRLEVVRAFLDSGNRPEWMI LEAVPVLPPDLRPMVQVDGGRFATSDLNDLYRRLINRNNR LKKLLAQGAPEIIIRNEKRMLQEAVDALLDNGRRGAPVTN PGSDRPLRSLTDILSGKQGRFRQNLLGKRVDYSGRSVIVV GPQLKLHQCGLPKRMALELFKPFLLKKMEEKGIAPNVKAA RRMLERQRDIKDEVWDALEEVIHGKVVLLNRAPTLHRLGI QAFQPVLVEGQSIQLHPLVCEAFNADFDGDQMAVHVPLSS FAQAEARIQMLSAHNLLSPASGEPLAKPSRDIILGLYYIT QVRKEKKGAGLEFATPEEALAAHERGEVALNAPIKVAGRE TSVGRLKYVFANPDEALLAVAHGIVDLQDVVTVRYMGKRL ETSPGRILFARIVAEAVEDEKVAWELIQLDVPQEKNSLKD LVYQAFLRLGMEKTARLLDALKYYGFTFSTTSGITIGIDD AVIPEEKKQYLEEADRKLLQIEQAYEMGFLTDRERYDQIL QLWTETTEKVTQAVFKNFEENYPFNPLYVMAQSGARGNPQ QIRQLCGLRGLMQKPSGETFEVPVRSSFREGLTVLEYFIS SHGARKGGADTALRTADSGYLTRKLVDVTHEIVVREADCG TTNYISVPLFQPDEVTRSLRLRKRADIEAGLYGRVLAREV EVLGVRLEEGRYLSMDDVHLLIKAAEAGEIQEVPVRSPLT CQTRYGVCQKCYGYDLSMARPVSIGEAVGIVAAQSIGEPG TQLTMRTFHTGGVAGAADITQGLPRVIELFEARRPKAKAV ISEIDGVVRIEETEEKLSVFVESEGFSKEYKLPKEARLLV KDGDYVEAGQPLTRGAIDPHQLLEAKGPEAVERYLVEEIQ KVYRAQGVKLHDKHIEIVVRQMMKYVEVTDPGDSRLLEGQ VLEKWDVEALNERLIAEGKTPVAWKPLLMGVTKSALSTKS WLSAASFQNTTHVLTEAAIAGKKDELIGLKENVILGRLIP AGTGSDFVRFTQVVDQKTLKAIEEARKEAVEA E:  AEPGIDKLFGMVDSKYRLTVVVAKRAQQLLRHGFKNTVLE PEERPKMQTLEGLFDDPNAETWAMKELLTGRLVFGENLVP EDRLQKEMERIYPGE F:  KISTSDPVRQYLHEIGQVPLLTLEEEVELARKVEEGMEAI KKLSEITGLDPDLIREVVRAKILGSARVRHIPGLKETLDP KTVEEIDQKLKSLPKEHKRYLHIAREGEAARQHLIEANLR LVVSIAKKYTGRGLSFLDLIQEGNQGLIRAVEKFEYKRRF KFSTYATWWIRQAINRAIADQARTIRIPVHMVETINKLSR TARQLQQELGREPTYEEIAEAMGPGWDAKRVEETLKIAQE PVSLETPIGDEKDSFYGDFIPDEHLPSPVDAATQSLLSEE LEKALSKLSEREAMVLKLRKGLIDGEEVGAFFGVTRERIR QIENKALRKLKYHESRTRKLRDFLD Description Functional site 1) chain D residue 58 type sequence C description BINDING SITE FOR RESIDUE ZN D 7058 source : AC1 2) chain D residue 60 type sequence C description BINDING SITE FOR RESIDUE ZN D 7058 source : AC1 3) chain D residue 73 type sequence C description BINDING SITE FOR RESIDUE ZN D 7058 source : AC1 4) chain D residue 76 type sequence C description BINDING SITE FOR RESIDUE ZN D 7058 source : AC1 5) chain D residue 1112 type sequence C description BINDING SITE FOR RESIDUE ZN D 7112 source : AC2 6) chain D residue 1189 type sequence R description BINDING SITE FOR RESIDUE ZN D 7112 source : AC2 7) chain D residue 1194 type sequence C description BINDING SITE FOR RESIDUE ZN D 7112 source : AC2 8) chain D residue 1201 type sequence C description BINDING SITE FOR RESIDUE ZN D 7112 source : AC2 9) chain D residue 1204 type sequence C description BINDING SITE FOR RESIDUE ZN D 7112 source : AC2 10) chain D residue 739 type sequence D description BINDING SITE FOR RESIDUE MG D 9001 source : AC3 11) chain D residue 741 type sequence D description BINDING SITE FOR RESIDUE MG D 9001 source : AC3 12) chain D residue 743 type sequence D description BINDING SITE FOR RESIDUE MG D 9001 source : AC3 13) chain D residue 76 type BINDING sequence C description BINDING => ECO:0000255|HAMAP-Rule:MF_01322 source Swiss-Prot : SWS_FT_FI1 14) chain D residue 739 type BINDING sequence D description BINDING => ECO:0000255|HAMAP-Rule:MF_01322 source Swiss-Prot : SWS_FT_FI1 15) chain D residue 741 type BINDING sequence D description BINDING => ECO:0000255|HAMAP-Rule:MF_01322 source Swiss-Prot : SWS_FT_FI1 16) chain D residue 743 type BINDING sequence D description BINDING => ECO:0000255|HAMAP-Rule:MF_01322 source Swiss-Prot : SWS_FT_FI1 17) chain D residue 1112 type BINDING sequence C description BINDING => ECO:0000255|HAMAP-Rule:MF_01322 source Swiss-Prot : SWS_FT_FI1 18) chain D residue 1201 type BINDING sequence C description BINDING => ECO:0000255|HAMAP-Rule:MF_01322 source Swiss-Prot : SWS_FT_FI1 19) chain D residue 1204 type BINDING sequence C description BINDING => ECO:0000255|HAMAP-Rule:MF_01322 source Swiss-Prot : SWS_FT_FI1 20) chain D residue 1194 type BINDING sequence C description BINDING => ECO:0000255|HAMAP-Rule:MF_01322 source Swiss-Prot : SWS_FT_FI1 21) chain D residue 58 type BINDING sequence C description BINDING => ECO:0000255|HAMAP-Rule:MF_01322 source Swiss-Prot : SWS_FT_FI1 22) chain D residue 60 type BINDING sequence C description BINDING => ECO:0000255|HAMAP-Rule:MF_01322 source Swiss-Prot : SWS_FT_FI1 23) chain D residue 73 type BINDING sequence C description BINDING => ECO:0000255|HAMAP-Rule:MF_01322 source Swiss-Prot : SWS_FT_FI1 24) chain C residue 836-848 type prosite sequence GDKLANRHGNKGV description RNA_POL_BETA RNA polymerases beta chain signature. GdKLANrHGNKGV source prosite : PS01166 25) chain F residue 187-194 type prosite sequence LIEANLRL description CPSASE_2 Carbamoyl-phosphate synthase subdomain signature 2. LIEANLRL source prosite : PS00867

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