Structure analysis

Cryo-EM structure of the human mtLSU assembly intermediate upon MRM2 depletion - class 4

Electron Microscopy
2.89Å resolution
Source organism: Homo sapiens
Assembly composition:
hetero 49-mer (preferred)
Entry contents: 47 distinct polypeptide molecules
2 distinct RNA molecules

Assemblies

Assembly 1 (preferred)
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Multimeric state: hetero 49-mer
Accessible surface area: 444342.91 Å2
Buried surface area: 283674.38 Å2
Dissociation area: 668 Å2
Dissociation energy (ΔGdiss): -6.27 kcal/mol
Dissociation entropy (TΔSdiss): 11.77 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-125781

Macromolecules

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Chain: E
Length: 304 amino acids
Theoretical weight: 34.02 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: P09001 (Residues: 45-348; Coverage: 87%)
Gene names: MRL3, MRPL3, RPML3
Pfam: Ribosomal protein L3
InterPro:

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Chain: F
Length: 250 amino acids
Theoretical weight: 28.53 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: Q9BYD3 (Residues: 45-294; Coverage: 80%)
Gene names: CDABP0091, CGI-28, MRPL4
Pfam: Ribosomal protein L4/L1 family
InterPro:

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Chain: I
Length: 30 amino acids
Theoretical weight: 3.55 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: Q7Z7H8 (Residues: 37-66; Coverage: 12%)
Gene names: MRPL10, MRPL8, RPML8
InterPro: Large ribosomal subunit protein uL10-like domain superfamily

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Chain: K
Length: 177 amino acids
Theoretical weight: 20.59 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: Q9BYD1 (Residues: 2-178; Coverage: 99%)
Gene name: MRPL13
Pfam: Ribosomal protein L13
InterPro:

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Chain: L
Length: 115 amino acids
Theoretical weight: 12.71 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: Q6P1L8 (Residues: 31-145; Coverage: 79%)
Gene names: MRPL14, MRPL32, RPML32
Pfam: Ribosomal protein L14p/L23e
InterPro:

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Chain: N
Length: 201 amino acids
Theoretical weight: 23.07 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: Q9NX20 (Residues: 51-251; Coverage: 80%)
Gene names: MRPL16, PNAS-111
Pfam: Ribosomal protein L16p/L10e
InterPro:

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Chain: O
Length: 152 amino acids
Theoretical weight: 17.76 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: Q9NRX2 (Residues: 9-160; Coverage: 87%)
Gene names: LIP2, MRPL17
Pfam: Ribosomal protein L17
InterPro:

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Chain: P
Length: 141 amino acids
Theoretical weight: 16.34 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: Q9H0U6 (Residues: 39-179; Coverage: 78%)
Gene names: HSPC071, MRPL18
Pfam: Ribosomal L18 of archaea, bacteria, mitoch. and chloroplast
InterPro:

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Chain: Q
Length: 217 amino acids
Theoretical weight: 25.67 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: P49406 (Residues: 74-290; Coverage: 74%)
Gene names: KIAA0104, MRPL15, MRPL19
Pfam: Ribosomal protein L19
InterPro:

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Chain: R
Length: 139 amino acids
Theoretical weight: 16.25 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: Q9BYC9 (Residues: 10-148; Coverage: 93%)
Gene name: MRPL20
Pfam: Ribosomal protein L20
InterPro:

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Chain: S
Length: 156 amino acids
Theoretical weight: 17.79 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: Q7Z2W9 (Residues: 49-204; Coverage: 76%)
Gene name: MRPL21
Pfam: Ribosomal prokaryotic L21 protein
InterPro:

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Chain: T
Length: 166 amino acids
Theoretical weight: 19.47 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: Q9NWU5 (Residues: 41-206; Coverage: 81%)
Gene names: HSPC158, MRPL22, MRPL25, RPML25
Pfam: Ribosomal protein L22p/L17e
InterPro:

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Chain: U
Length: 125 amino acids
Theoretical weight: 14.56 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: Q16540 (Residues: 2-153; Coverage: 82%)
Gene names: L23MRP, MRPL23, RPL23L
Pfam: Ribosomal protein L23
InterPro:

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Chain: V
Length: 48 amino acids
Theoretical weight: 5.75 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: Q96A35 (Residues: 169-216; Coverage: 22%)
Gene name: MRPL24

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Chain: W
Length: 100 amino acids
Theoretical weight: 11.36 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: Q9P0M9 (Residues: 49-148; Coverage: 68%)
Gene names: HSPC250, MRPL27
Pfam: Ribosomal L27 protein
InterPro: Large ribosomal subunit protein bL27

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Chain: X
Length: 243 amino acids
Theoretical weight: 28.82 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: Q13084 (Residues: 2-244; Coverage: 95%)
Gene names: MAAT1, MRPL28
Pfam: Ribosomal L28 family
InterPro:

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Chain: Y
Length: 175 amino acids
Theoretical weight: 21.36 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: Q9HD33 (Residues: 63-237; Coverage: 70%)
Gene names: CGI-204, MRPL47, NCM1
Pfam: Mitochondrial 39-S ribosomal protein L47 (MRP-L47)
InterPro:

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Chain: 0
Length: 108 amino acids
Theoretical weight: 12.61 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: Q9BYC8 (Residues: 79-186; Coverage: 57%)
Gene names: HSPC283, MRPL32
Pfam: Ribosomal L32p protein family
InterPro:

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Chain: 1
Length: 49 amino acids
Theoretical weight: 5.83 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: O75394 (Residues: 14-62; Coverage: 75%)
Gene names: C2orf1, MRPL33
Pfam: Ribosomal protein L33
InterPro:

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Chain: 2
Length: 45 amino acids
Theoretical weight: 5.24 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: Q9BQ48 (Residues: 48-92; Coverage: 49%)
Gene name: MRPL34
Pfam: Ribosomal protein L34
InterPro: Large ribosomal subunit protein bL34

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Chain: 3
Length: 95 amino acids
Theoretical weight: 11.79 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: Q9NZE8 (Residues: 94-188; Coverage: 51%)
Gene names: BM-007, MRPL35
Pfam: Ribosomal protein L35
InterPro:

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Chain: 5
Length: 392 amino acids
Theoretical weight: 45.3 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: Q9BZE1 (Residues: 31-422; Coverage: 93%)
Gene names: HSPC235, MRPL2, MRPL37, RPML2
Pfam: Mitochondrial 28S ribosomal protein S30 (PDCD9)
InterPro: Large ribosomal subunit protein mL37/mL65

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Chain: 6
Length: 292 amino acids
Theoretical weight: 34.73 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: Q96DV4 (Residues: 27-380; Coverage: 77%)
  • Best match: Q96DV4-2 (Residues: 1-196)
Gene names: HSPC262, MRPL38
Pfam: Phosphatidylethanolamine-binding protein
InterPro:

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Chain: 7
Length: 287 amino acids
Theoretical weight: 33.29 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: Q9NYK5 (Residues: 36-322; Coverage: 85%)
Gene names: C21orf92, MRPL39, MRPL5, MSTP003, PRED22, RPML5
InterPro:

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Chain: 9
Length: 123 amino acids
Theoretical weight: 14.03 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: Q8IXM3 (Residues: 15-137; Coverage: 90%)
Gene names: BMRP, MRPL27, MRPL41, PIG3, RPML27
Pfam: Mitochondrial ribosomal protein L27
InterPro: Large ribosomal subunit protein mL41

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Chain: a
Length: 80 amino acids
Theoretical weight: 9.58 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: Q9Y6G3 (Residues: 39-142; Coverage: 56%)
Gene names: HSPC204, MRPL31, MRPL42, MRPS32, PTD007, RPML31
Pfam: Mitochondrial 28S ribosomal protein S32
InterPro: Large ribosomal subunit protein mL42

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Chain: b
Length: 148 amino acids
Theoretical weight: 16.74 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: Q8N983 (Residues: 2-149; Coverage: 69%)
Gene name: MRPL43
Pfam: Mitochondrial ribosomal protein L51 / S25 / CI-B8 domain
InterPro:

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Chain: d
Length: 169 amino acids
Theoretical weight: 19.85 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: Q9BRJ2 (Residues: 117-285; Coverage: 55%)
Gene name: MRPL45
Pfam: Tim44-like domain
InterPro:

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Chain: f
Length: 17 amino acids
Theoretical weight: 2.02 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: Q96GC5 (Residues: 48-64; Coverage: 8%)
Gene names: CGI-118, HSPC290, MRPL48

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Chain: g
Length: 129 amino acids
Theoretical weight: 15.09 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: Q13405 (Residues: 38-166; Coverage: 78%)
Gene names: C11orf4, MRPL49, NOF1, OK/SW-cl.67
Pfam: Mitochondrial large subunit ribosomal protein (Img2)
InterPro: Large ribosomal subunit protein mL49

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Chain: h
Length: 105 amino acids
Theoretical weight: 12.11 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: Q8N5N7 (Residues: 53-157; Coverage: 67%)
Gene name: MRPL50
Pfam: Ribosomal subunit 39S
InterPro: Large ribosomal subunit protein mL50

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Chain: i
Length: 97 amino acids
Theoretical weight: 11.74 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: Q4U2R6 (Residues: 32-128; Coverage: 76%)
Gene names: CDA09, HSPC241, MRP64, MRPL51
Pfam: Mitochondrial ribosomal subunit
InterPro: Large ribosomal subunit protein mL51

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Chain: j
Length: 86 amino acids
Theoretical weight: 9.8 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: Q86TS9 (Residues: 23-108; Coverage: 70%)
Gene name: MRPL52
Pfam: Mitoribosomal protein mL52
InterPro: Large ribosomal subunit protein mL52

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Chain: o
Length: 81 amino acids
Theoretical weight: 9.77 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: Q9BQC6 (Residues: 22-102; Coverage: 79%)
Gene names: MRP63, MRPL57
Pfam: Mitochondrial ribosome protein 63
InterPro: Large ribosomal subunit protein mL63

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Chain: p
Length: 125 amino acids
Theoretical weight: 14.9 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: Q14197 (Residues: 38-193; Coverage: 61%)
Gene names: DS1, ICT1, MRPL58
Pfam: RF-1 domain

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Chain: q
Length: 101 amino acids
Theoretical weight: 11.94 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: Q8TAE8 (Residues: 25-125; Coverage: 46%)
Gene names: GADD45GIP1, MRPL59, PLINP1, PRG6
Pfam: Growth arrest and DNA-damage-inducible proteins-interacting protein 1
InterPro:

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Chain: r
Length: 140 amino acids
Theoretical weight: 16.35 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: Q9NVS2 (Residues: 57-196; Coverage: 71%)
Gene name: MRPS18A
Pfam: Ribosomal protein S18
InterPro:

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Chain: s
Length: 390 amino acids
Theoretical weight: 45.2 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: Q9NP92 (Residues: 41-430; Coverage: 89%)
Gene names: BM-047, MRPS30, PDCD9
Pfam: Mitochondrial 28S ribosomal protein S30 (PDCD9)
InterPro:

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Chain: u
Length: 111 amino acids
Theoretical weight: 13.28 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: Q96EH3 (Residues: 91-201; Coverage: 47%)
Gene names: C7orf30, MALSU1
Pfam: Ribosomal silencing factor during starvation
InterPro:

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Chain: v
Length: 69 amino acids
Theoretical weight: 8.33 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: L0R8F8 (Residues: 2-70; Coverage: 99%)
Gene names: AltMIEF1, AltMiD51, MIEF1
Pfam: Complex 1 protein (LYR family)
InterPro:

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Chain: w
Length: 79 amino acids
Theoretical weight: 9.14 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: O14561 (Residues: 74-152; Coverage: 51%)
Gene name: NDUFAB1
Pfam: Phosphopantetheine attachment site
InterPro:

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Chain: 4
Length: 37 amino acids
Theoretical weight: 4.77 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: Q9P0J6 (Residues: 66-102; Coverage: 36%)
Gene names: BRIP1, MRPL36
Pfam: Ribosomal protein L36
InterPro:

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Name: 16S ribosomal RNA
Representative chains: A
Length: 1256 nucleotides
Theoretical weight: 403.06 KDa
Rfam: Bacterial large subunit ribosomal RNA

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Name: mitochondrial tRNAVal
Representative chains: B
Length: 61 nucleotides
Theoretical weight: 19.53 KDa

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