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Structure of human mitochondrial translation initiation factor 3 bound to the small ribosomal subunit-class-II

Analyse Structure of human mitochondrial translation initiation factor 3 bound to the… in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.

PDB
6NEQ
Type
protein + RNA
Length
6,608 residues
Chains
32
Method
electron microscopy
Collection
MolNFT v1 / PDB
Contract
0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner
0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule
28S ribosomal RNA, mitochondrial; 28S ribosomal protein S24, mitochondrial; 28S ribosomal…
UniProt
Q2M2T7, Q2KID9, Q29RU1, P82915, P82916, P82649, P82669, Q3SZ86, Q32PI8, P82929, P82918, Q3T040, Q58DQ5, P82670, Q6B860, A6QQP1, P82925, P82926, Q2YDF6, Q2HJE8, Q2KI62, P82923, P82931, P82911, P82913, P82917, P82920, Q2NL27, P82928, Q0VCJ1, Q9H2K0
Pockets
20 · best druggability 0.89

Structure

electron microscopy · 32 distinct chains · 42% helix, 11% strand (DSSP).

ChainMoleculeTypeResiduesSecondary structureUniProt
A28S ribosomal RNA, mitochondrialrna952——
C28S ribosomal protein S24, mitochondrialprotein12325% helix, 19% strandQ2M2T7
E28S ribosomal protein S5, mitochondrialprotein30922% helix, 17% strandQ2KID9
L28S ribosomal protein S12, mitochondrialprotein1099% helix, 27% strandQ29RU1
P28S ribosomal protein S16, mitochondrialprotein11635% helix, 16% strandP82915
Q28S ribosomal protein S17, mitochondrialprotein1090% helix, 45% strandP82916
a28S ribosomal protein S22, mitochondrialprotein28952% helix, 9% strandP82649
c28S ribosomal protein S25, mitochondrialprotein16833% helix, 16% strandP82669
d28S ribosomal protein S26, mitochondrialprotein17673% helix, 2% strandQ3SZ86
e28S ribosomal protein S27, mitochondrialprotein35868% helix, 0% strandQ32PI8
j28S ribosomal protein S34, mitochondrialprotein21326% helix, 17% strandP82929
p28S ribosomal protein S18B, mitochondrialprotein18730% helix, 2% strandP82918
G28S ribosomal protein S7, mitochondrialprotein20854% helix, 8% strandQ3T040
I28S ribosomal protein S9, mitochondrialprotein31142% helix, 9% strandQ58DQ5
J28S ribosomal protein S10, mitochondrialprotein12823% helix, 32% strandP82670
N28S ribosomal protein S14, mitochondrialprotein10150% helix, 4% strandQ6B860
gDAP3 proteinprotein35146% helix, 13% strandA6QQP1
h28S ribosomal protein S31, mitochondrialprotein10352% helix, 0% strandP82925
i28S ribosomal protein S33, mitochondrialprotein9850% helix, 0% strandP82926
k28S ribosomal protein S35, mitochondrialprotein27540% helix, 7% strandQ2YDF6
mCoiled-coil-helix-coiled-coil-helix domain containing 1protein11831% helix, 0% strandQ2HJE8
oPentatricopeptide repeat domain-containing protein 3, mitochondrialprotein46157% helix, 0% strandQ2KI62
B28S ribosomal protein S2, mitochondrialprotein21739% helix, 12% strandP82923
F28S ribosomal protein S6, mitochondrialprotein12423% helix, 34% strandP82931
K28S ribosomal protein S11, mitochondrialprotein13624% helix, 19% strandP82911
O28S ribosomal protein S15, mitochondrialprotein17365% helix, 1% strandP82913
R28S ribosomal protein S18C, mitochondrialprotein9732% helix, 0% strandP82917
U28S ribosomal protein S21, mitochondrialprotein8660% helix, 5% strandP82920
b28S ribosomal protein S23, mitochondrialprotein13543% helix, 1% strandQ2NL27
f28S ribosomal protein S28, mitochondrialprotein9811% helix, 35% strandP82928
nAurora kinase a interacting protein 1protein7268% helix, 0% strandQ0VCJ1
zTranslation initiation factor if-3, mitochondrialprotein20734% helix, 18% strandQ9H2K0

Pockets

20 pockets found on a 1 Å grid, 20 with a druggability of 0.5 or more.

PocketVolume (ų)DruggabilityBuriednessLining residuesInside
110980.890.91102empty
28100.860.8975empty
39520.860.8876empty
410060.850.8769empty
511330.840.8683empty

Interfaces

116 interfaces between chains.

  • A–O · 2614 Ų buried · 38 hydrogen bonds · protein-nucleic
  • A–E · 2605 Ų buried · 36 hydrogen bonds · protein-nucleic
  • A–n · 2535 Ų buried · 33 hydrogen bonds · protein-nucleic
  • A–L · 2497 Ų buried · 49 hydrogen bonds · protein-nucleic
  • A–N · 2339 Ų buried · 46 hydrogen bonds · protein-nucleic

Modifications

Observed in the structure: 2 disulfide (disulfide).

Compared structures

  • 6NEQ · Structure of human mitochondrial translation initiation factor 3 bound to the small… · the same entry in another collection · chain j against j, TM-score 1.00

Analyse

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