9BUT image
Deposition Date 2024-05-17
Release Date 2025-05-28
Last Version Date 2025-12-10
Entry Detail
PDB ID:
9BUT
Keywords:
Title:
Single particle CryoEM structure of the Pf80S ribosome in the rotated-2 PRE state (rt state with P and E-site tRNA)
Biological Source:
Source Organism:
Method Details:
Experimental Method:
Resolution:
2.80 Å
Aggregation State:
CELL
Reconstruction Method:
SINGLE PARTICLE
Macromolecular Entities
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:60S ribosomal protein L24
Gene (Uniprot):PF3D7_1309100
Chain IDs:TA (auth: A0)
Chain Length:162
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:60S ribosomal protein L27
Gene (Uniprot):PF3D7_1460700
Chain IDs:F (auth: A1)
Chain Length:146
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:60S ribosomal protein L28
Gene (Uniprot):PF3D7_1142500
Chain IDs:G (auth: A2)
Chain Length:127
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:60S ribosomal protein L35
Gene (Uniprot):PF3D7_1124900
Chain IDs:IA (auth: A3)
Chain Length:124
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:60S ribosomal protein L29
Gene (Uniprot):PF3D7_1460300
Chain IDs:H (auth: A4)
Chain Length:67
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:60S ribosomal protein L7
Gene (Uniprot):PF3D7_0307200
Chain IDs:JA (auth: A5)
Chain Length:257
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:60S ribosomal protein L30e
Gene (Uniprot):PF3D7_1019400
Chain IDs:I (auth: A6)
Chain Length:108
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:60S ribosomal protein L31
Gene (Uniprot):PF3D7_0503800
Chain IDs:J (auth: A7)
Chain Length:120
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:60S ribosomal protein L32
Gene (Uniprot):PF3D7_0903900
Chain IDs:L (auth: A8)
Chain Length:131
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:60S ribosomal protein L35ae
Gene (Uniprot):PF3D7_1142600
Chain IDs:M (auth: A9)
Chain Length:140
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Polymer Type:polyribonucleotide
Molecule:28S ribosomal RNA
Chain IDs:B (auth: AA)
Chain Length:150
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Polymer Type:polyribonucleotide
Molecule:5S ribosomal RNA
Chain IDs:D (auth: AB)
Chain Length:112
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Polymer Type:polyribonucleotide
Molecule:5.8S ribosomal RNA
Chain IDs:C (auth: AC)
Chain Length:92
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:60S ribosomal protein L2
Gene (Uniprot):PF3D7_0516900
Chain IDs:KA (auth: AD)
Chain Length:260
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:60S ribosomal protein L3
Gene (Uniprot):PF3D7_1027800
Chain IDs:LA (auth: AE)
Chain Length:386
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:60S ribosomal protein L4
Gene (Uniprot):PF3D7_0507100
Chain IDs:MA (auth: AF)
Chain Length:128
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:60S ribosomal protein L11a
Gene (Uniprot):PF3D7_0719600
Chain IDs:NA (auth: AG)
Chain Length:173
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:60S ribosomal protein L6
Gene (Uniprot):PF3D7_1323100
Chain IDs:PA (auth: AH)
Chain Length:96
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:60S ribosomal protein L6
Gene (Uniprot):PF3D7_1338200
Chain IDs:V (auth: AI)
Chain Length:221
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:60S ribosomal protein L7a
Gene (Uniprot):PF3D7_1424400
Chain IDs:W (auth: AJ)
Chain Length:283
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:60S ribosomal protein L13
Gene (Uniprot):PF3D7_1004000
Chain IDs:Y (auth: AK)
Chain Length:202
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:60S ribosomal protein L13
Gene (Uniprot):PF3D7_0814000
Chain IDs:E (auth: AL)
Chain Length:215
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:60S ribosomal protein L23
Gene (Uniprot):PF3D7_1331800
Chain IDs:Z (auth: AM)
Chain Length:139
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:60S ribosomal protein L14
Gene (Uniprot):PF3D7_1431700
Chain IDs:K (auth: AN)
Chain Length:165
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:60S ribosomal protein L27a
Gene (Uniprot):PF3D7_0618300
Chain IDs:BA (auth: AO)
Chain Length:148
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:Ribosomal protein L15
Gene (Uniprot):PF3D7_0415900
Chain IDs:S (auth: AP)
Chain Length:205
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:60S ribosomal protein L10
Gene (Uniprot):PF3D7_1414300
Chain IDs:CA (auth: AQ)
Chain Length:219
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:60S ribosomal protein L5
Gene (Uniprot):PF3D7_1424100
Chain IDs:DA (auth: AR)
Chain Length:294
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:60S ribosomal protein L18-2
Gene (Uniprot):PF3D7_1341300
Chain IDs:AA (auth: AS)
Chain Length:187
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:60S ribosomal protein L19
Gene (Uniprot):PF3D7_0614500
Chain IDs:GA (auth: AT)
Chain Length:182
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:60S ribosomal protein L18a
Gene (Uniprot):PF3D7_1341200
Chain IDs:OA (auth: AU)
Chain Length:184
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:60S ribosomal protein L21
Gene (Uniprot):PF3D7_1426000
Chain IDs:QA (auth: AV)
Chain Length:161
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:60S ribosomal protein L17
Gene (Uniprot):PF3D7_1351400
Chain IDs:EA (auth: AW)
Chain Length:173
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:60S ribosomal protein L22
Gene (Uniprot):PF3D7_0821700
Chain IDs:SA (auth: AX)
Chain Length:139
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:60S ribosomal protein L23
Gene (Uniprot):PF3D7_1323400
Chain IDs:FA (auth: AY)
Chain Length:190
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:60S ribosomal protein L26
Gene (Uniprot):PF3D7_0312800
Chain IDs:HA (auth: AZ)
Chain Length:126
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:60S ribosomal protein L34
Gene (Uniprot):PF3D7_0710600
Chain IDs:N (auth: Aa)
Chain Length:150
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:60S ribosomal protein L36
Gene (Uniprot):PF3D7_1109900
Chain IDs:O (auth: Ab)
Chain Length:112
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:Ribosomal protein L37
Gene (Uniprot):PF3D7_0706400
Chain IDs:X (auth: Ac)
Chain Length:92
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:60S ribosomal protein L38
Gene (Uniprot):PF3D7_1130100
Chain IDs:P (auth: Ad)
Chain Length:260
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:60S ribosomal protein L39
Gene (Uniprot):PF3D7_0611700
Chain IDs:Q (auth: Ae)
Chain Length:386
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:Ubiquitin-60S ribosomal protein L40
Gene (Uniprot):PF3D7_1365900
Chain IDs:R (auth: Af)
Chain Length:128
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:60S ribosomal protein L41
Gene (Uniprot):PF3D7_1144300
Chain IDs:RA (auth: Ag)
Chain Length:173
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit protein eL43
Gene (Uniprot):RPL37A
Chain IDs:T (auth: Ah)
Chain Length:96
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:Large ribosomal subunit protein eL42
Gene (Uniprot):RPL44
Chain IDs:U (auth: Ai)
Chain Length:221
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:40S ribosomal protein S24
Gene (Uniprot):PF3D7_0519400
Chain IDs:UA (auth: S1)
Chain Length:133
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:40S ribosomal protein S25
Gene (Uniprot):PF3D7_1421200
Chain IDs:VA (auth: S2)
Chain Length:105
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:40S ribosomal protein S26
Gene (Uniprot):PF3D7_0217800
Chain IDs:WA (auth: S3)
Chain Length:107
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:40S ribosomal protein S27
Gene (Uniprot):PF3D7_1308300
Chain IDs:XA (auth: S4)
Chain Length:82
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:40S ribosomal protein S28e
Gene (Uniprot):PF3D7_1461300
Chain IDs:YA (auth: S5)
Chain Length:67
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:40S ribosomal protein S30
Gene (Uniprot):RPS30
Chain IDs:ZA (auth: S6)
Chain Length:58
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Polymer Type:polyribonucleotide
Molecule:tRNA
Chain IDs:A (auth: S7), BC (auth: S9)
Chain Length:76
Number of Molecules:2
Biological Source:Plasmodium falciparum 3D7
Polymer Type:polyribonucleotide
Molecule:18S ribosomal RNA
Chain IDs:AB (auth: SA)
Chain Length:2092
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:40S ribosomal protein S3a
Gene (Uniprot):RPS3A
Chain IDs:BB (auth: SB)
Chain Length:262
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:40S ribosomal protein SA
Gene (Uniprot):RPS2
Chain IDs:CB (auth: SC)
Chain Length:263
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:40S ribosomal protein S3
Gene (Uniprot):PF3D7_1465900
Chain IDs:DB (auth: SD)
Chain Length:221
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:40S ribosomal protein S9
Gene (Uniprot):PF3D7_0520000
Chain IDs:EB (auth: SE)
Chain Length:189
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:40S ribosomal protein S4
Gene (Uniprot):PF3D7_1105400
Chain IDs:FB (auth: SF)
Chain Length:261
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:40S ribosomal protein S5
Gene (Uniprot):PF3D7_1447000
Chain IDs:GB (auth: SG)
Chain Length:272
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:40S ribosomal protein S6
Gene (Uniprot):PF3D7_1342000
Chain IDs:HB (auth: SH)
Chain Length:306
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:40S ribosomal protein S5
Gene (Uniprot):PF3D7_0721600
Chain IDs:IB (auth: SI)
Chain Length:195
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:40S ribosomal protein S7
Gene (Uniprot):PF3D7_1302800
Chain IDs:JB (auth: SJ)
Chain Length:194
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:40S ribosomal protein S15A
Gene (Uniprot):PF3D7_0316800
Chain IDs:KB (auth: SK)
Chain Length:130
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:40S ribosomal protein S8
Gene (Uniprot):PF3D7_1408600
Chain IDs:LB (auth: SL)
Chain Length:218
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:40S ribosomal protein S16
Chain IDs:MB (auth: SM)
Chain Length:144
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:40S ribosomal protein S20e
Gene (Uniprot):PF3D7_1003500
Chain IDs:NB (auth: SN)
Chain Length:118
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:40S ribosomal protein S10
Gene (Uniprot):PF3D7_0719700
Chain IDs:OB (auth: SO)
Chain Length:137
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:40S ribosomal protein S11
Gene (Uniprot):PF3D7_0516200
Chain IDs:PB (auth: SP)
Chain Length:151
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:40S ribosomal protein S23
Gene (Uniprot):PF3D7_0306900
Chain IDs:QB (auth: SQ)
Chain Length:145
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:40S ribosomal protein S12
Gene (Uniprot):RPS12
Chain IDs:RB (auth: SR)
Chain Length:141
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:40S ribosomal protein S18
Gene (Uniprot):PF3D7_1126200
Chain IDs:SB (auth: SS)
Chain Length:156
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:40S ribosomal protein S29
Gene (Uniprot):PF3D7_0705700
Chain IDs:TB (auth: ST)
Chain Length:54
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:40S ribosomal protein S15
Gene (Uniprot):PF3D7_1358800
Chain IDs:UB (auth: SU)
Chain Length:151
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:40S ribosomal protein S11
Gene (Uniprot):PF3D7_0317600
Chain IDs:VB (auth: SV)
Chain Length:161
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:40S ribosomal protein S17
Gene (Uniprot):PF3D7_1242700
Chain IDs:WB (auth: SW)
Chain Length:137
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:40S ribosomal protein S19
Gene (Uniprot):PF3D7_1317800
Chain IDs:XB (auth: SX)
Chain Length:145
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:40S ribosomal protein S19
Gene (Uniprot):PF3D7_0422400
Chain IDs:YB (auth: SY)
Chain Length:170
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:40S ribosomal protein S21
Gene (Uniprot):PF3D7_1144000
Chain IDs:ZB (auth: SZ)
Chain Length:82
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Polymer Type:polyribonucleotide
Molecule:mRNA
Chain IDs:AC (auth: mR)
Chain Length:9
Number of Molecules:1
Biological Source:Plasmodium falciparum 3D7
Ligand Molecules
Primary Citation
Integrated structural biology of the native malarial translation machinery and its inhibition by an antimalarial drug.
Nat.Struct.Mol.Biol. 32 2158 2164 (2025)
PMID: 40825879 DOI: 10.1038/s41594-025-01632-3

Abstact

Our understanding of cellular events is hampered by the gap between the resolution at which we can observe events inside cells and our ability to replicate physiological conditions in test tubes. Here, we show in Plasmodium falciparum, a non-model organism of high medical importance, that this gap can be bridged by using an integrated structural biology approach to visualize events inside the cell at molecular resolution. We determined eight high-resolution structures of the native malarial ribosome in actively translating states inside P. falciparum-infected human erythrocytes using in situ cryo-electron tomography. Following perturbation with a Plasmodium-specific translation inhibitor, we then observed a decrease in elongation factor-bound ribosomal states and an apparent upregulation of ribosome biogenesis in inhibitor-treated parasites. Our work elucidates new molecular details of the malarial translation elongation cycle and demonstrates direct multiscale visualization of drug-induced phenotypic changes in the structure and localization of individual molecules within the native cellular context.

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Primary Citation of related structures
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