Structure of PDB 9f44 Chain E

Receptor sequence

>9f44E (length=1052) Species: 9606 (Homo sapiens)

EADLTDWNLPLAFMKKRHCEKIEGSKSLAQSWRMKDRMKTVSVALVLCLN
VGVDPPDVVKTTPCARLECWIDPLSMGPQKALETIGANLQKQYENWQPRA
RYKQSLDPTVDEVKKLCTSLRRNAKEERVLFHYNGHGVPRPTVNGEVWVF
NKNYTQYIPLSIYDLQTWMGSPSIFVYDCSNAGLIVKSFKQFALQREQEL
EVSMKNCIQLAACEATELLPMIPDLPADLFTSCLTTPIKIALRWFCMQKC
VSLVPGVTLDLIEKIPGRLNDRRTPLGELNWIFTAITDTIAWNVLPRDLF
QKLFRQDLLVASLFRNFLLAERIMRSYNCTPVSSPRLPPTYMHAMWQAWD
LAVDICLSQLPTIIEEGTAFRHSPFFAEQLTAFQVWLTMGVENRNPPEQL
PIVLQVLLSQVHRLRALDLLGRFLDLGPWAVSLALSVGIFPYVLKLLQSS
ARELRPLLVFIWAKILAVDSSCQADLVKDNGHKYFLSVLADPYMPAEHRT
MTAFILAVIVNSYHTGQEACLQGNLIAICLEQLNDPHPLLRQWVAICLGR
IWQNFDSARWCGVRDSAHEKLYSLLSDPIPEVRCAAVFALGTFVGNSAER
TDHSTTIDHNVAMMLAQLVSDGSPMVRKELVVALSHLVVQYESNFCTVAL
QFISVYTQIWRVLLHLAADPYPEVSDVAMKVLNSIAYKFISATVQTGFCD
WSARYFAQPVMKIPEEHDLESQIRKEREWRFLRNSRVRRQAQQVIQKGIT
RLDDQIFLNRNPGVPSVVKFHPFTPCIAVADKDSICFWDWEKGEKLDYFH
NGNPRYTRVTAMEYLNGQDCSLLLTATDDGAIRVWKNFADLEKNPEMVTA
WQGLSAGMVVDWEQETGLLMSSGDVRIVRIWDTDREMKVQDIPTGADSCV
TSLSCDSHRSLIVAGLGDGSIRVYDRRMALSECRVMTYREHTAWVVKASL
QKRPDGHIVSVSVNGDVRIFDPRMPESVNVLQIVKGLTALDIHPQADLIA
CGSVNQFTAIYNSSGELINNIKYAISCLAFHPHWPHLAVGSNDYYISVYS
VE

3D structure

• PDB: 9f44 mTORC1 phosphorylates and stabilizes LST2 to negatively regulate EGFR
• Chain: E
• Resolution: 3.68 Å

Interaction with ligand

Site #	Ligand	Ligand chain	Binding residues on receptor (original residue number in PDB)	Binding residues on receptor (residue number reindexed from 1)	Binding affinity
BS01	peptide	E	R305 R338 L437 Q438 L441 R446 P474 Y475 K478 L479 S483	R272 R305 L404 Q405 L408 R413 P441 Y442 K445 L446 S450

External links

• PDB: RCSB:9f44, PDBe:9f44, PDBj:9f44
• PDBsum: 9f44
• PubMed: 39141345
• UniProt: Q8N122|RPTOR_HUMAN Regulatory-associated protein of mTOR (Gene Name=RPTOR)