6BCX: MTORC1 structure refined to 3.0 angstroms

mTORC1 structure refined to 3.0 angstroms. Determined by electron microscopy at 3.23 Å resolution. Released 20 Dec 2017.

Method
Electron microscopy
Resolution
3.23 Å
Organism
Homo sapiens
Chains
8
Atoms
56,580
Mol. weight
974.03 kDa
Ligands
MG, ATP
Released
20 Dec 2017

Explore 6BCX in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

6BCX contains 390 α-helices and 182 β-strands across 8 chains. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.

Chain A: 141 helices, 15 β-strands

ElementResiduesLengthSheet
α-helix19-2911
α-helix38-5215
α-helix61-7212
α-helix83-9210
α-helix102-11413
α-helix122-13413
α-helix141-15515
α-helix165-17814
α-helix180-1834
α-helix184-1863
α-helix188-19710
α-helix204-22219
α-helix234-24512
α-helix262-27514
α-helix277-28812
α-helix362-37514
α-helix387-40216
α-helix411-42515
α-helix430-44314
α-helix447-4515
α-helix452-46211
α-helix479-49012
α-helix499-51113
α-helix515-52713
α-helix532-54817
α-helix579-59113
α-helix601-61212
α-helix616-62914
α-helix648-66518
α-helix669-6779
α-helix681-6833
α-helix684-6874
α-helix690-69910
α-helix705-71713
α-helix723-74220
α-helix747-76317
α-helix765-7684
α-helix769-7713
α-helix772-78312
α-helix792-80817
α-helix817-82812
α-helix837-84711
α-helix848-8525
α-helix856-8605
α-helix864-8718
α-helix878-89013
α-helix896-9027
α-helix934-9407
α-helix943-95816
α-helix964-98219
α-helix985-9895
α-helix990-100314
α-helix1009-102315
α-helix1024-10307
α-helix1031-104111
α-helix1046-106318
α-helix1064-10696
α-helix1071-108313
α-helix1088-10903
α-helix1091-110212
α-helix1104-11107
α-helix1111-112313
α-helix1129-114517
α-helix1152-116514
α-helix1170-118415
α-helix1185-11917
α-helix1192-12009
α-helix1207-121812
α-helix1264-12696
α-helix1277-129418
α-helix1298-13014
α-helix1304-13096
α-helix1311-13166
α-helix1318-132811
α-helix1332-134615
α-helix1351-136616
α-helix1380-138910
α-helix1393-140614
α-helix1410-142213
α-helix1426-144015
α-helix1447-14526
α-helix1456-146914
α-helix1474-148714
α-helix1490-149910
α-helix1506-152318
α-helix1526-153510
α-helix1541-155313
α-helix1557-157822
α-helix1587-160721
α-helix1609-16113
α-helix1612-162514
α-helix1630-164011
α-helix1646-16483
α-helix1650-166213
α-helix1666-167712
α-helix1688-16903
α-helix1694-170613
α-helix1710-173122
α-helix1738-176225
α-helix1768-178215
α-helix1787-180822
α-helix1809-18135
α-helix1868-189326
α-helix1900-191314
α-helix1917-192913
α-helix1934-19385
α-helix1939-19446
α-helix1951-196616
α-helix1969-19713
α-helix1973-19808
α-helix1985-199915
α-helix2004-202017
α-helix2023-203513
α-helix2036-20416
α-helix2044-205815
α-helix2065-20739
α-helix2075-208915
α-helix2094-211421
α-helix2115-21173
β-strand2120-212231
α-helix2123-21264
α-helix2128-21325
β-strand213412
β-strand213913
α-helix21401
α-helix2149-21502
β-strand215213
β-strand2153-215642
β-strand2159-216131
β-strand217014
β-strand2173-217642
β-strand2181-218332
β-strand2184-218744
α-helix2193-221119
α-helix2213-22186
β-strand2227-222934
β-strand2235-223844
α-helix2239-22402
β-strand2243-224535
α-helix2246-225611
α-helix2263-22719
α-helix2275-22773
α-helix2280-229213
α-helix2298-23058
α-helix2311-233424
β-strand2344-234745
β-strand2353-235535
α-helix2364-23674
α-helix2381-23855
α-helix2395-240915
α-helix2411-242212
α-helix2429-24324
α-helix2493-250917
α-helix2521-253313
α-helix2535-25395
α-helix2543-25453
Chain B: 141 helices, 15 β-strands
ElementResiduesLengthSheet
α-helix19-2911
α-helix38-5215
α-helix61-7212
α-helix83-9210
α-helix102-11413
α-helix122-13413
α-helix141-15515
α-helix165-17814
α-helix180-1834
α-helix184-1863
α-helix188-19710
α-helix204-22219
α-helix234-24512
α-helix262-27514
α-helix277-28812
α-helix362-37514
α-helix387-40216
α-helix411-42515
α-helix430-44314
α-helix447-4515
α-helix452-46211
α-helix479-49012
α-helix499-51113
α-helix515-52713
α-helix532-54817
α-helix579-59113
α-helix601-61212
α-helix616-62914
α-helix648-66518
α-helix669-67810
α-helix681-6833
α-helix684-6874
α-helix690-69910
α-helix705-71713
α-helix723-74220
α-helix747-76317
α-helix765-7684
α-helix769-7713
α-helix772-78312
α-helix792-80817
α-helix817-82812
α-helix837-84711
α-helix848-8525
α-helix856-8605
α-helix864-8718
α-helix878-89013
α-helix896-9027
α-helix934-9407
α-helix943-95816
α-helix964-98219
α-helix985-9895
α-helix990-100314
α-helix1009-102315
α-helix1024-10307
α-helix1031-104111
α-helix1046-106318
α-helix1064-10696
α-helix1071-108313
α-helix1088-10903
α-helix1091-110212
α-helix1104-11107
α-helix1111-112313
α-helix1129-114517
α-helix1152-116514
α-helix1170-118415
α-helix1185-11917
α-helix1192-12009
α-helix1207-121812
α-helix1264-12696
α-helix1277-129418
α-helix1298-13014
α-helix1304-13096
α-helix1311-13166
α-helix1318-132811
α-helix1332-134615
α-helix1351-136616
α-helix1380-138910
α-helix1393-140614
α-helix1410-142213
α-helix1426-143914
α-helix1447-14526
α-helix1456-146914
α-helix1474-148714
α-helix1490-149910
α-helix1506-152318
α-helix1526-153510
α-helix1541-155313
α-helix1557-157822
α-helix1587-160721
α-helix1609-16113
α-helix1612-162514
α-helix1630-164011
α-helix1646-16483
α-helix1650-166213
α-helix1666-167712
α-helix1688-16903
α-helix1694-170613
α-helix1710-173122
α-helix1738-176225
α-helix1768-178215
α-helix1787-180822
α-helix1809-18135
α-helix1868-189326
α-helix1900-191314
α-helix1917-192913
α-helix1934-19385
α-helix1939-19446
α-helix1951-196616
α-helix1969-19713
α-helix1973-19808
α-helix1985-199915
α-helix2004-202017
α-helix2023-203513
α-helix2036-20416
α-helix2044-205815
α-helix2065-20739
α-helix2075-208915
α-helix2094-211421
α-helix2115-21173
β-strand2120-2122330
α-helix2123-21264
α-helix2128-21325
β-strand2134131
β-strand2139132
α-helix21401
α-helix2149-21502
β-strand2152132
β-strand2153-2156431
β-strand2159-2161330
β-strand2170133
β-strand2173-2176431
β-strand2181-2183331
β-strand2184-2187433
α-helix2193-221119
α-helix2213-22186
β-strand2227-2229333
β-strand2235-2238433
α-helix2239-22402
β-strand2243-2245334
α-helix2246-225611
α-helix2263-22719
α-helix2275-22773
α-helix2280-229213
α-helix2298-23058
α-helix2311-233424
β-strand2344-2347434
β-strand2353-2355334
α-helix2364-23674
α-helix2381-23855
α-helix2395-240915
α-helix2411-242212
α-helix2429-24324
α-helix2493-250917
α-helix2521-253313
α-helix2535-25395
α-helix2543-25453
Chain D: 1 helix, 36 β-strands
ElementResiduesLengthSheet
β-strand14-1966
β-strand2317
β-strand24-2636
β-strand3616
β-strand3917
β-strand47-5048
β-strand5619
β-strand57-6048
β-strand65-6628
β-strand68110
β-strand6919
β-strand77110
β-strand88-91411
β-strand99-104611
β-strand108-113611
β-strand123-126411
β-strand131-136612
β-strand142-147612
β-strand152113
β-strand153-156412
β-strand165113
β-strand173-178614
β-strand184-189614
β-strand194-199614
α-helix2001
β-strand210-216714
β-strand223-228615
β-strand234-239615
β-strand243-248615
β-strand254-259615
β-strand273116
β-strand277-278217
β-strand284-288517
β-strand289116
β-strand294-298517
β-strand304-308517
β-strand315-32176
Chain E: 1 helix, 34 β-strands
ElementResiduesLengthSheet
β-strand14-19635
β-strand23136
β-strand24-26335
β-strand36135
β-strand39136
β-strand47-50437
β-strand56138
β-strand57-60437
β-strand65-66237
β-strand68139
β-strand69138
β-strand77139
β-strand88-91440
β-strand99-104640
β-strand108-113640
β-strand123-126440
β-strand131-136641
β-strand142-147641
β-strand152142
β-strand153-156441
β-strand165142
β-strand173-178643
β-strand184-189643
β-strand194-199643
α-helix2001
β-strand210-216743
β-strand223-228644
β-strand234-239644
β-strand243-248644
β-strand254-259644
β-strand273-278645
β-strand284-289645
β-strand294-298545
β-strand304-308545
β-strand315-321735
Chains W and Y: 52 helices, 41 β-strands
ElementResiduesLengthSheet
α-helix21-244
α-helix33-364
α-helix41-455
β-strand57-64818
α-helix70-723
α-helix75-784
α-helix90-923
α-helix95-11117
β-strand118-123618
α-helix127-14014
β-strand145-151718
α-helix156-1583
β-strand159119
β-strand163-167519
β-strand174-178519
α-helix179-1857
β-strand190-195618
α-helix200-21819
β-strand240-244518
α-helix262-2687
α-helix270-2789
α-helix282-2843
α-helix292-2965
α-helix308-32720
α-helix330-3367
α-helix341-35818
β-strand365-366218
α-helix369-3724
α-helix378-38912
α-helix393-3942
α-helix395-3995
α-helix404-4063
α-helix408-42114
α-helix429-4302
α-helix433-4397
α-helix446-45813
α-helix461-47010
α-helix473-4786
α-helix479-4813
α-helix485-4873
α-helix488-50114
α-helix503-5053
α-helix506-5116
α-helix514-5229
α-helix529-54214
α-helix547-5559
α-helix558-5647
α-helix571-58414
α-helix589-59810
α-helix600-6045
α-helix605-6095
α-helix613-62715
α-helix635-64814
α-helix657-67317
α-helix675-68410
α-helix808-81912
α-helix824-83815
α-helix951-9533
α-helix959-96810
α-helix974-9752
α-helix983-100725
β-strand1015-1021720
β-strand1028-1029221
β-strand1038-1041421
β-strand1046-1049421
β-strand1056-1059421
β-strand1070-1073422
β-strand1076123
β-strand1083123
β-strand1084-1085224
β-strand1086-1088322
β-strand1092-1097624
β-strand1107-1113724
β-strand1127-1128225
β-strand1131-1132226
β-strand1137-1138226
β-strand1141-1142225
β-strand1146-1151626
β-strand1156-1162726
β-strand1173127
β-strand1181-1184427
β-strand1190-1193427
β-strand1203-1207527
β-strand1216-1218328
β-strand1227-1230428
β-strand1237-1239328
β-strand1260-1261229
β-strand1267-1269329
β-strand1276-1281629
β-strand1286-1291629
β-strand1306-1309420
β-strand1316-1319420
β-strand1324-1329620
Chains X and Z: 1 helix, 0 β-strands
ElementResiduesLengthSheet
α-helix115-1162

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
Serine/threonine-protein kinase mTORA, Bprotein2549Homo sapiensP42345 (AlphaFold model)
Target of rapamycin complex subunit LST8D, Eprotein326Homo sapiensQ9BVC4 (AlphaFold model)
Regulatory-associated protein of mTORW, Yprotein1343Homo sapiensQ8N122 (AlphaFold model)
Eukaryotic translation initiation factor 4E-binding protein 1X, Zprotein122Homo sapiensQ13541 (AlphaFold model)
Sequence of entity 1 (A, B), FASTA
>6BCX_1 Serine/threonine-protein kinase mTOR (chains A, B)
MLGTGPAAATTAATTSXXXXXXXXXXXXXXSRNEETXXXXXXXXXXXXXXXXXEMSQEEX
TRFYDQLNHHIFELVSSSDANERKGGILAIASLIGVEGGNATRIGRFANYLRNLLPSNDP
VVMEMASKAIGRLAMAGDTFTAEYVEFEVKRALEWLGADRNEGRRHAAVLVLRELAISVP
TFFFQQVQPFFDNIFVAVWDPKQAIREGAVAALRACLILTTQREPKEMQKPQWYRHTFEE
AEKGFDETLAKEKGMNRDDRIHGALLILNELVRISSMEGERLREEMEEITQQQLVHDKYC
KDLMGFGTKPRHITPFTSFQAVQPQQSNALVGLLGYSSHQGLMGFGTSPSPAKSTXXXXX
XXXXXXXXXXXXXXXXXXXXRNSKNSLIQMTILNLLPRLAAFRPSAFTDTQYLQDTMNHV
LSCVKKEKERTAAFQALGLLSVAVRSEFKVYLPRVLDIIRAALPPKDFAHKRQKAMQVDA
TVFTCISMLARAMGPGIQQDIKELLEPMLAVGLSPALTAVLYDLSRQIPQLKKDIQDGLL
KMLSLVLMXKPLRHPGMPKGLAHQLASPGLTTLPEASXVGSITLALRTLGSFEFEGHSLT
QFVRHCADHFLNSEHKEIRMEAARTCSRLLTPSIHLISGHAHVVSQTAVQVVADVLSKLL
VVGITDPDPDIRYCVLASLDERFDAHLAQAENLQALFVALNDQVFEIRELAICTVGRLSS
MNPAFVMPFLRKMLIQILTELEHSGIGRIKEQSARMLGHLVSNAPRLIRPYMEPILKALI
LKLKDPDPDPNPGVINNVLATIGELAQVSGLEMRKWVDELFIIIMDMLQDSSLLAKRQVA
LWTLGQLVASTGYVVEPYRKYPTLLEVLLNFLKTEQNQGTRREAIRVLGLLGALDPYKHK
VNIGMIDQSRDASAVSLSESKSSQDSSDYSTSEMLVNMGNLPLDEFYPAVSMVALMRIFR
DQSLSHHHTMVVQAITFIFKSLGLKCVQFLPQVMPTFLNVIRVCDGAIREFLFQQLGMLV
SFVKSHIRPYMDEIVTLMREFWVMNTSIQSTIILLIEQIVVALGGEFKLYLPQLIPHMLR
VFMHDNSPGRIVSIKLLAAIQLFGANLDDYLHLLLPPIVKLFDAPEAPLPSRKAALETVD
RLTESLDFTDYASRIIHPIVRTLDQSPELRSTAMDTLSSLVFQLGKKYQIFIPMVNKVLV
RHRINHQRYDVLICRIVKGYTLADEEEDPLIYQHRMLRSGQGDALASGPVETGPMKKLHV
STINLQKAWGAARRVSKDDWLEWLRRLSLELLKDSSSPSLRSCWALAQAYNPMARDLFNA
AFVSCWSELNEDQQDELIRSIELALTSQDIAEVTQTLLNLAEFMEHSDKGPLPLRDDNGI
VLLGERAAKCRAYAKALHYKELEFQKGPTPAILESLISINNKLQQPEAAAGVLEYAMKHF
GELEIQATWYEKLHEWEDALVAYDKKMDTNKDDPELMLGRMRCLEALGEWGQLHQQCCEK
WTLVNDETQAKMARMAAAAAWGLGQWDSMEEYTCMIPRDTHDGAFYRAVLALHQDLFSLA
QQCIDKARDLLDAELTAMAGESYSRAYGAMVSCHMLSELEEVIQYKLVPERREIIRQIWW
ERLQGCQRIVEDWQKILMVRSLVVSPHEDMRTWLKYASLCGKSGRLALAHKTLVLLLGVD
PSRQLDHPLPTVHPQVTYAYMKNMWKSARKIDAFQHMQHFVQTMQQQAQHAIATEDQQHK
QELHKLMARCFLKLGEWQLNLQGINESTIPKVLQYYSAATEHDRSWYKAWHAWAVMNFEA
VLHYKHQNQARDEKKKLRHASGANITNATTAATTAATATTTASTEGSNSESEAESTENSP
TPSPLQKKVTEDLSKTLLMYTVPAVQGFFRSISLSRGNNLQDTLRVLTLWFDYGHWPDVN
EALVEGVKAIQIDTWLQVIPQLIARIDTPRPLVGRLIHQLLTDIGRYHPQALIYPLTVAS
KSTTTARHNAANKILKNMCEHSNTLVQQAMMVSEELIRVAILWHEMWHEGLEEASRLYFG
ERNVKGMFEVLEPLHAMMERGPQTLKETSFNQAYGRDLMEAQEWCRKYMKSGNVKDLTQA
WDLYYHVFRRISKQLPQLTSLELQYVSPKLLMCRDLELAVPGTYDPNQPIIRIQSIAPSL
QVITSKQRPRKLTLMGSNGHEFVFLLKGHEDLRQDERVMQLFGLVNTLLANDPTSLRKNL
SIQRYAVIPLSTNSGLIGWVPHCDTLHALIRDYREKKKILLNIEHRIMLRMAPDYDHLTL
MQKVEVFEHAVNNTAGDDLAKLLWLKSPSSEVWFDRRTNYTRSLAVMSMVGYILGLGDRH
PSNLMLDRLSGKILHIDFGDCFEVAMTREKFPEKIPFRLTRMLTNAMEVTGLDGNYRITC
HTVMEVLREHKDSVMAVLEAFVYDPLLNWRLMDTNTKGNKRSRTRTDSYSAGQSVEILDG
VELGEPAHKKTGTTVPESIHSFIGDGLVKPEALNKKAIQIINRVRDKLTGRDFSHDDTLD
VPTQVELLIKQATSHENLCQCYIGWCPFW
Sequence of entity 2 (D, E), FASTA
>6BCX_2 Target of rapamycin complex subunit LST8 (chains D, E)
MNTSPGTVGSDPVILATAGYDHTVRFWQAHSGICTRTVQHQDSQVNALEVTPDRSMIAAA
GYQHIRMYDLNSNNPNPIISYDGVNKNIASVGFHEDGRWMYTGGEDCTARIWDLRSRNLQ
CQRIFQVNAPINCVCLHPNQAELIVGDQSGAIHIWDLKTDHNEQLIPEPEVSITSAHIDP
DASYMAAVNSTGNCYVWNLTGGIGDEVTQLIPKTKIPAHTRYALQCRFSPDSTLLATCSA
DQTCKIWRTSNFSLMTELSIKSGNPGESSRGWMWGCAFSGDSQYIVTASSDNLARLWCVE
TGEIKREYGGHQKAVVCLAFNDSVLG
Sequence of entity 3 (W, Y), FASTA
>6BCX_3 Regulatory-associated protein of mTOR (chains W, Y)
MDYKDDDDKESEMLQSPLLGLGEEDEADLTDWNLPLAFMKKRHCEKIEGSKSLAQSWRMK
DRMKTVSVALVLCLNVGVDPPDVVKTTPCARLECWIDPLSMGPQKALETIGANLQKQYEN
WQPRARYKQSLDPTVDEVKKLCTSLRRNAKEERVLFHYNGHGVPRPTVNGEVWVFNKNYT
QYIPLSIYDLQTWMGSPSIFVYDCSNAGLIVKSFKQFALQREQELEVAAINPNHPLAQMP
LPPSMKNCIQLAACEATELLPMIPDLPADLFTSCLTTPIKIALRWFCMQKCVSLVPGVTL
DLIEKIPGRLNDRRTPLGELNWIFTAITDTIAWNVLPRDLFQKLFRQDLLVASLFRNFLL
AERIMRSYNCTPVSSPRLPPTYMHAMWQAWDLAVDICLSQLPTIIEEGTAFRHSPFFAEQ
LTAFQVWLTMGVENRNPPEQLPIVLQVLLSQVHRLRALDLLGRFLDLGPWAVSLALSVGI
FPYVLKLLQSSARELRPLLVFIWAKILAVDSSCQADLVKDNGHKYFLSVLADPYMPAEHR
TMTAFILAVIVNSYHTGQEACLQGNLIAICLEQLNDPHPLLRQWVAICLGRIWQNFDSAR
WCGVRDSAHEKLYSLLSDPIPEVRCAAVFALGTFVGNSAERTDHSTTIDHNVAMMLAQLV
SDGSPMVRKELVVALSHLVVQYESNFCTVALQFIEEEKNYALPSPATTEGGSLTPVRDSP
CTPRLRSVSSYGNIRAVATARSLNKSLQNLSLTEESGGAVAFSPGNLSTSSSASSTLGSP
ENEEHILSFETIDKMRRASSYSSLNSLIGVSFNSVYTQIWRVLLHLAADPYPEVSDVAMK
VLNSIAYKATVNARPQRVLDTSSLTQSAPASPTNKGVHIHQAGGSPPASSTSSSSLTNDV
AKQPVSRDLPSGRPGTTGPAGAQYTPHSHQFPRTRKMFDKGPEQTADDADDAAGHKSFIS
ATVQTGFCDWSARYFAQPVMKIPEEHDLESQIRKEREWRFLRNSRVRRQAQQVIQKGITR
LDDQIFLNRNPGVPSVVKFHPFTPCIAVADKDSICFWDWEKGEKLDYFHNGNPRYTRVTA
MEYLNGQDCSLLLTATDDGAIRVWKNFADLEKNPEMVTAWQGLSDMLPTTRGAGMVVDWE
QETGLLMSSGDVRIVRIWDTDREMKVQDIPTGADSCVTSLSCDSHRSLIVAGLGDGSIRV
YDRRMALSECRVMTYREHTAWVVKASLQKRPDGHIVSVSVNGDVRIFDPRMPESVNVLQI
VKGLTALDIHPQADLIACGSVNQFTAIYNSSGELINNIKYYDGFMGQRVGAISCLAFHPH
WPHLAVGSNDYYISVYSVEKRVR
Sequence of entity 4 (X, Z), FASTA
>6BCX_4 Eukaryotic translation initiation factor 4E-binding protein 1 (chains X, Z)
GSGRMSGGSSCSQTPSRAIPATRRVVLGDGVQLPPGDYSTTPGGTLFSTTPGGTRIIYDR
KFLMECRNSPVTKTPPRDLPTIPGVTSPSSDEPPMEASQSHLRNSPEDKRAGGEESQFEM
DI

Ligands and cofactors

IDNameFormulaCopies
MGMagnesium ionMg4
ATPAdenosine-5'-triphosphateC10 H16 N5 O13 P32

Primary citation

Mechanisms of mTORC1 activation by RHEB and inhibition by PRAS40. Yang, H., Jiang, X., Li, B. et al. Nature (2017) 552:368-373. DOI 10.1038/nature25023 · PubMed

Other PDB entries of the same protein (UniProt P42345 (AlphaFold model), which also has an AlphaFold model), best resolution first:

Browse structure collections

About this viewer

MolViewer shows 6BCX directly in your browser with nothing to install. Switch between cartoon, ball-and-stick, spacefill and surface views, color by chain, secondary structure or B-factor, measure distances, angles and dihedrals, and share or embed the view.