Structure analysis

Cryo-EM structure of the human 40S ribosome with LARP1 and LRRC47

Electron Microscopy
3.4Å resolution
Source organism: Homo sapiens
Assembly composition:
hetero 37-mer (preferred)
Entry contents: 36 distinct polypeptide molecules
1 distinct RNA molecule

Assemblies

Assembly 1 (preferred)
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Multimeric state: hetero 37-mer
Accessible surface area: 432489.4 Å2
Buried surface area: 198430.38 Å2
Dissociation area: 1,498.91 Å2
Dissociation energy (ΔGdiss): 6.04 kcal/mol
Dissociation entropy (TΔSdiss): 11.55 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-281481

Macromolecules

Chain: Ln
Length: 25 amino acids
Theoretical weight: 3.47 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: P62945 (Residues: 1-25; Coverage: 100%)
Gene name: RPL41
Pfam: Ribosomal protein L41

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Chain: SA
Length: 295 amino acids
Theoretical weight: 32.88 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: P08865 (Residues: 1-295; Coverage: 100%)
Gene names: LAMBR, LAMR1, RPSA
Pfam:

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Chain: SB
Length: 264 amino acids
Theoretical weight: 30 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: P61247 (Residues: 1-264; Coverage: 100%)
Gene names: FTE1, MFTL, RPS3A
Pfam: Ribosomal S3Ae family

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Chain: SD
Length: 243 amino acids
Theoretical weight: 26.73 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: P23396 (Residues: 1-243; Coverage: 100%)
Gene names: OK/SW-cl.26, RPS3
Pfam:

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Chain: SE
Length: 263 amino acids
Theoretical weight: 29.65 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: P62701 (Residues: 1-263; Coverage: 100%)
Gene names: CCG2, RPS4, RPS4X, SCAR
Pfam:

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Chain: SF
Length: 204 amino acids
Theoretical weight: 22.91 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: P46782 (Residues: 1-204; Coverage: 100%)
Gene name: RPS5
Pfam: Ribosomal protein S7p/S5e

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Chain: SH
Length: 194 amino acids
Theoretical weight: 22.17 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: P62081 (Residues: 1-194; Coverage: 100%)
Gene name: RPS7
Pfam: Ribosomal protein S7e

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Chain: SI
Length: 208 amino acids
Theoretical weight: 24.26 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: P62241 (Residues: 1-208; Coverage: 100%)
Gene names: OK/SW-cl.83, RPS8
Pfam: Ribosomal protein S8e

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Chain: SK
Length: 165 amino acids
Theoretical weight: 18.93 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: P46783 (Residues: 1-165; Coverage: 100%)
Gene name: RPS10
Pfam: Plectin/S10 domain

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Chain: SL
Length: 158 amino acids
Theoretical weight: 18.47 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: P62280 (Residues: 1-158; Coverage: 100%)
Gene name: RPS11
Pfam:

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Chain: SP
Length: 145 amino acids
Theoretical weight: 17.08 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: P62841 (Residues: 1-145; Coverage: 100%)
Gene names: RIG, RPS15
Pfam: Ribosomal protein S19

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Chain: SQ
Length: 146 amino acids
Theoretical weight: 16.48 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: P62249 (Residues: 1-146; Coverage: 100%)
Gene name: RPS16
Pfam: Ribosomal protein S9/S16

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Chain: SR
Length: 135 amino acids
Theoretical weight: 15.58 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: P08708 (Residues: 1-135; Coverage: 100%)
Gene names: RPS17, RPS17L
Pfam: Ribosomal S17

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Chain: SS
Length: 152 amino acids
Theoretical weight: 17.76 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: P62269 (Residues: 1-152; Coverage: 100%)
Gene names: D6S218E, RPS18
Pfam: Ribosomal protein S13/S18

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Chain: ST
Length: 145 amino acids
Theoretical weight: 16.09 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: P39019 (Residues: 1-145; Coverage: 100%)
Gene name: RPS19
Pfam: Ribosomal protein S19e

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Chain: SU
Length: 119 amino acids
Theoretical weight: 13.4 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: P60866 (Residues: 1-119; Coverage: 100%)
Gene name: RPS20
Pfam: Ribosomal protein S10p/S20e

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Chain: SV
Length: 83 amino acids
Theoretical weight: 9.12 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: P63220 (Residues: 1-83; Coverage: 100%)
Gene name: RPS21
Pfam: Ribosomal protein S21e

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Chain: SX
Length: 143 amino acids
Theoretical weight: 15.84 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: P62266 (Residues: 1-143; Coverage: 100%)
Gene name: RPS23
Pfam: Ribosomal protein S12/S23

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Chain: Sa
Length: 115 amino acids
Theoretical weight: 13.05 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: P62854 (Residues: 1-115; Coverage: 100%)
Gene name: RPS26
Pfam: Ribosomal protein S26e

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Chain: Sc
Length: 69 amino acids
Theoretical weight: 7.86 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: P62857 (Residues: 1-69; Coverage: 100%)
Gene name: RPS28
Pfam: Ribosomal protein S28e

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Chain: Sd
Length: 56 amino acids
Theoretical weight: 6.69 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: P62273 (Residues: 1-56; Coverage: 100%)
Gene name: RPS29
Pfam: Ribosomal protein S14p/S29e

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Chain: Sg
Length: 317 amino acids
Theoretical weight: 35.12 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: P63244 (Residues: 1-317; Coverage: 100%)
Gene names: GNB2L1, HLC7, PIG21, RACK1
Pfam: WD domain, G-beta repeat

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Chain: SC
Length: 293 amino acids
Theoretical weight: 31.38 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: P15880 (Residues: 1-293; Coverage: 100%)
Gene names: RPS2, RPS4
Pfam:

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Chain: SG
Length: 249 amino acids
Theoretical weight: 28.75 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: P62753 (Residues: 1-249; Coverage: 100%)
Gene names: OK/SW-cl.2, RPS6
Pfam: Ribosomal protein S6e

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Chain: SJ
Length: 194 amino acids
Theoretical weight: 22.64 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: P46781 (Residues: 1-194; Coverage: 100%)
Gene name: RPS9
Pfam:

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Chain: SM
Length: 132 amino acids
Theoretical weight: 14.54 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: P25398 (Residues: 1-132; Coverage: 100%)
Gene name: RPS12
Pfam: Ribosomal protein L7Ae/L30e/S12e/Gadd45 family

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Chain: SN
Length: 151 amino acids
Theoretical weight: 17.26 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: P62277 (Residues: 1-151; Coverage: 100%)
Gene name: RPS13
Pfam:

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Chain: SO
Length: 151 amino acids
Theoretical weight: 16.3 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: P62263 (Residues: 1-151; Coverage: 100%)
Gene names: PRO2640, RPS14
Pfam: Ribosomal protein S11

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Chain: SW
Length: 130 amino acids
Theoretical weight: 14.87 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: P62244 (Residues: 1-130; Coverage: 100%)
Gene names: OK/SW-cl.82, RPS15A
Pfam: Ribosomal protein S8

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Chain: SY
Length: 133 amino acids
Theoretical weight: 15.46 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: P62847 (Residues: 1-133; Coverage: 100%)
Gene name: RPS24
Pfam: Ribosomal protein S24e

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Chain: SZ
Length: 125 amino acids
Theoretical weight: 13.78 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: P62851 (Residues: 1-125; Coverage: 100%)
Gene name: RPS25
Pfam: S25 ribosomal protein

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Chain: Sb
Length: 84 amino acids
Theoretical weight: 9.48 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: P42677 (Residues: 1-84; Coverage: 100%)
Gene names: MPS1, RPS27
Pfam: Ribosomal protein S27

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Chain: Se
Length: 59 amino acids
Theoretical weight: 6.67 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: P62861 (Residues: 75-133; Coverage: 44%)
Gene name: FAU
Pfam: Ribosomal protein S30

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Chain: Sf
Length: 156 amino acids
Theoretical weight: 18 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: P62979 (Residues: 1-156; Coverage: 100%)
Gene names: RPS27A, UBA80, UBCEP1
Pfam:

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Chain: JD
Length: 1096 amino acids
Theoretical weight: 123.71 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: Q6PKG0 (Residues: 1-1096; Coverage: 100%)
Gene names: KIAA0731, LARP, LARP1
Pfam:

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Chain: JC
Length: 583 amino acids
Theoretical weight: 63.56 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: Q8N1G4 (Residues: 1-583; Coverage: 100%)
Gene names: KIAA1185, LRRC47
Pfam:

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Name: 18S Ribosomal RNA
Representative chains: S2
Length: 1869 nucleotides
Theoretical weight: 602.75 KDa
Rfam: Eukaryotic small subunit ribosomal RNA

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