Structure of PDB 8qxu Chain E

Receptor sequence

>8qxuE (length=524) Species: 469008 (Escherichia coli BL21(DE3))

AAKDVKFGNDARVKMLRGVNVLADAVKVTLGPKGRNVVLDKSFGAPTITK
DGVSVAREIELEDKFENMGAQMVKEVASKANDAAGDGTTTATVLAQAIIT
EGLKAVAAGMNPMDLKRGIDKAVTAAVEELKALSVPCSDSKAIAQVGTIS
ANSDETVGKLIAEAMDKVGKEGVITVEDGTGLQDELDVVEGMQFDRGYLS
PYFINKPETGAVELESPFILLADKKISNIREMLPVLEAVAKAGKPLLIIA
EDVEGEALATLVVNTMRGIVKVAAVKAPGFGDRRKAMLQDIATLTGGTVI
SEEIGMELEKATLEDLGQAKRVVINKDTTTIIDGVGEEAAIQGRVAQIRQ
QIEEATSDYDREKLQERVAKLAGGVAVIKVGAATEVEMKEKKARVEDALH
ATRAAVEEGVVAGGGVALIRVASKLADLRGQNEDQNVGIKVALRAMEAPL
RQIVLNCGEEPSVVANTVKGGDGNYGYNAATEEYGNMIDMGILDPTKVTR
SALQYAASVAGLMITTECMVTDLP

3D structure

• PDB: 8qxu Visualizing chaperonin function in situ by cryo-electron tomography
• Chain: E
• Resolution: 12.0 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	ATP	E	L31 G32 P33 K51 D52 G53 D87 G88 T89 I150 D398 G415 I454 N479 A480 I493 D495	L30 G31 P32 K50 D51 G52 D86 G87 T88 I149 D397 G414 I453 N478 A479 I492 D494
BS02	MG	E	D87 S151	D86 S150

Gene Ontology

Molecular Function

• GO:0000287 magnesium ion binding
• GO:0005515 protein binding
• GO:0005524 ATP binding
• GO:0016853 isomerase activity
• GO:0016887 ATP hydrolysis activity
• GO:0042802 identical protein binding
• GO:0051082 unfolded protein binding

Biological Process

• GO:0006457 protein folding
• GO:0009314 response to radiation
• GO:0009408 response to heat
• GO:0019068 virion assembly
• GO:0042026 protein refolding
• GO:0051085 chaperone cofactor-dependent protein refolding

Cellular Component

• GO:0005737 cytoplasm
• GO:0005829 cytosol
• GO:0016020 membrane
• GO:1990220 GroEL-GroES complex

External links

• PDB: RCSB:8qxu, PDBe:8qxu, PDBj:8qxu
• PDBsum: 8qxu
• PubMed: 39169181
• UniProt: P0A6F5|CH60_ECOLI Chaperonin GroEL (Gene Name=groEL)