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Bacterial 30S ribosomal subunit assembly complex state M (Consensus refinement)
Resolution: 2.9 Å
EM Method: Single-particle
Fitted PDBs: 7boe
Q-score: 0.391
Schedlbauer A, Iturrioz I, Ochoa-Lizarralde B, Diercks T, Lopez-Alonso JP, Lavin JL, Kaminishi T, Capuni R, Dhimole N, de Astigarraga E, Gil-Carton D, Fucini P, Connell SR
Sci Adv (2021) 7 [ DOI: doi:10.1126/sciadv.abf7547 Pubmed: 34088665 ]
- 30s ribosomal protein s6 (15 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s20 (9 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s19 (10 kDa, Protein from Escherichia coli (strain K12))
- Zinc ion (65 Da, Ligand)
- 30s ribosomal protein s5 (17 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s11 (13 kDa, Protein from Escherichia coli (strain K12))
- 16s rrna (499 kDa, RNA from Escherichia coli (strain K12))
- 30s ribosomal protein s8 (14 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s13 (13 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s10 (11 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s3 (26 kDa, Protein from Escherichia coli (strain K12))
- Magnesium ion (24 Da, Ligand)
- 30s ribosomal protein s2 (26 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s21 (8 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s18 (9 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s16 (9 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s12 (13 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s14 (11 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s9 (14 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s4 (23 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s17 (9 kDa, Protein from Escherichia coli (strain K12))
- Complete bacterial 30s ribosomal subunit assembly complex state m (consensus refinement) (Complex from Escherichia coli (strain K12))
- 30s ribosomal protein s15 (10 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s7 (20 kDa, Protein from Escherichia coli (strain K12))
Complete Bacterial 30S ribosomal subunit assembly complex state E (+RbfA)(Consensus Refinement)
Resolution: 2.82 Å
EM Method: Single-particle
Fitted PDBs: 7boh
Q-score: 0.442
Schedlbauer A, Iturrioz I, Ochoa-Lizarralde B, Diercks T, Lopez-Alonso JP, Lavin JL, Kaminishi T, Capuni R, Dhimole N, de Astigarraga E, Gil-Carton D, Fucini P, Connell SR
Sci Adv (2021) 7 [ DOI: doi:10.1126/sciadv.abf7547 Pubmed: 34088665 ]
- 30s ribosomal protein s6 (15 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s20 (9 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s19 (10 kDa, Protein from Escherichia coli (strain K12))
- Zinc ion (65 Da, Ligand)
- 30s ribosomal protein s5 (17 kDa, Protein from Escherichia coli (strain K12))
- Complete bacterial 30s ribosomal subunit assembly complex state e (+rbfa) (consensus refinement) (Complex)
- 30s ribosomal protein s11 (13 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s8 (14 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s13 (13 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s10 (11 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s3 (26 kDa, Protein from Escherichia coli (strain K12))
- Magnesium ion (24 Da, Ligand)
- 30s ribosomal protein s2 (26 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s18 (9 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosome-binding factor (15 kDa, Protein from Escherichia coli (strain K12))
- Rna (1527-mer) (499 kDa, RNA from Escherichia coli (strain K12))
- 30s ribosomal protein s16 (9 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s12 (13 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s14 (11 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s9 (14 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s4 (23 kDa, Protein from Escherichia coli (strain K12))
- Complete bacterial 30s ribosomal subunit assembly (Complex from Escherichia coli (strain K12))
- 30s ribosomal protein s17 (9 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosome-binding factor (Complex from Escherichia coli (strain K12))
- 30s ribosomal protein s15 (10 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s7 (20 kDa, Protein from Escherichia coli (strain K12))
Complete Bacterial 30S ribosomal subunit assembly complex state F (+RsgA)(Consensus Refinement)
Resolution: 3.0 Å
EM Method: Single-particle
Fitted PDBs: 7nar
Q-score: 0.435
Schedlbauer A, Iturrioz I, Ochoa-Lizarralde B, Diercks T, Lopez-Alonso JP, Lavin JL, Kaminishi T, Capuni R, Dhimole N, de Astigarraga E, Gil-Carton D, Fucini P, Connell SR
Sci Adv (2021) 7 [ DOI: doi:10.1126/sciadv.abf7547 Pubmed: 34088665 ]
- 30s ribosomal protein s6 (15 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s20 (9 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s19 (10 kDa, Protein from Escherichia coli (strain K12))
- Zinc ion (65 Da, Ligand)
- 30s ribosomal protein s5 (17 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s11 (13 kDa, Protein from Escherichia coli (strain K12))
- 16s rrna (499 kDa, RNA from Escherichia coli (strain K12))
- 30s ribosomal protein s8 (14 kDa, Protein from Escherichia coli (strain K12))
- Bacterial 30s ribosomal subunit assembly (Complex from Escherichia coli (strain K12))
- 30s ribosomal protein s13 (13 kDa, Protein from Escherichia coli (strain K12))
- Small ribosomal subunit biogenesis gtpase rsga (39 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s10 (11 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s3 (26 kDa, Protein from Escherichia coli (strain K12))
- Magnesium ion (24 Da, Ligand)
- 30s ribosomal protein s2 (26 kDa, Protein from Escherichia coli (strain K12))
- Phosphoaminophosphonic acid-guanylate ester (522 Da, Ligand)
- 30s ribosomal protein s21 (8 kDa, Protein from Escherichia coli (strain K12))
- Small ribosomal subunit biogenesis gtpase rsga (Complex from Escherichia coli (strain K12))
- 30s ribosomal protein s18 (9 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s16 (9 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s12 (13 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s14 (11 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s9 (14 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s4 (23 kDa, Protein from Escherichia coli (strain K12))
- Complete bacterial 30s ribosomal subunit assembly complex state f (+rsga)(consensus refinement) (Complex)
- 30s ribosomal protein s17 (9 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s15 (10 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s7 (20 kDa, Protein from Escherichia coli (strain K12))
Bacterial 30S ribosomal subunit assembly complex state A (Consensus refinement)
Resolution: 3.59 Å
EM Method: Single-particle
Fitted PDBs: 7nat
Q-score: 0.345
Schedlbauer A, Iturrioz I, Ochoa-Lizarralde B, Diercks T, Lopez-Alonso JP, Lavin JL, Kaminishi T, Capuni R, Dhimole N, de Astigarraga E, Gil-Carton D, Fucini P, Connell SR
Sci Adv (2021) 7 [ DOI: doi:10.1126/sciadv.abf7547 Pubmed: 34088665 ]
- 30s ribosomal protein s6 (15 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s20 (9 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s19 (10 kDa, Protein from Escherichia coli (strain K12))
- Zinc ion (65 Da, Ligand)
- 30s ribosomal protein s5 (17 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s11 (13 kDa, Protein from Escherichia coli (strain K12))
- 16s rrna (499 kDa, RNA from Escherichia coli (strain K12))
- Ribosome maturation factor rimp (16 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s8 (14 kDa, Protein from Escherichia coli (strain K12))
- Bacterial 30s ribosomal subunit assembly (Complex from Escherichia coli (strain K12))
- 30s ribosomal protein s13 (13 kDa, Protein from Escherichia coli (strain K12))
- Ribosome maturation factor rimp (Complex from Escherichia coli (strain K12))
- Bacterial 30s ribosomal subunit assembly complex state a (consensus refinement) (Complex)
- 30s ribosomal protein s3 (26 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s10 (11 kDa, Protein from Escherichia coli (strain K12))
- Magnesium ion (24 Da, Ligand)
- 30s ribosomal protein s2 (26 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s21 (8 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s18 (9 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s16 (9 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s12 (13 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s14 (11 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s9 (14 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s4 (23 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s17 (9 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s15 (10 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s7 (20 kDa, Protein from Escherichia coli (strain K12))
Bacterial 30S ribosomal subunit assembly complex state C (Consensus Refinement)
Resolution: 3.78 Å
EM Method: Single-particle
Fitted PDBs: 7nau
Q-score: 0.331
Schedlbauer A, Iturrioz I, Ochoa-Lizarralde B, Diercks T, Lopez-Alonso JP, Lavin JL, Kaminishi T, Capuni R, Dhimole N, de Astigarraga E, Gil-Carton D, Fucini P, Connell SR
Sci Adv (2021) 7 [ DOI: doi:10.1126/sciadv.abf7547 Pubmed: 34088665 ]
- 30s ribosomal protein s6 (15 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s20 (9 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s19 (10 kDa, Protein from Escherichia coli (strain K12))
- Zinc ion (65 Da, Ligand)
- 30s ribosomal protein s5 (17 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s11 (13 kDa, Protein from Escherichia coli (strain K12))
- 16s rrna (499 kDa, RNA from Escherichia coli (strain K12))
- Ribosome maturation factor rimp (16 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s8 (14 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s13 (13 kDa, Protein from Escherichia coli (strain K12))
- Bacterial 30s ribosomal assembly (Complex from Escherichia coli (strain K12))
- Bacterial 30s ribosomal subunit assembly complex state c (consensus refinement) (Complex)
- Ribosome maturation factor rimp (Complex from Escherichia coli (strain K12))
- 30s ribosomal protein s10 (11 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s3 (26 kDa, Protein from Escherichia coli (strain K12))
- Magnesium ion (24 Da, Ligand)
- 30s ribosomal protein s2 (26 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s18 (9 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s16 (9 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s12 (13 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s14 (11 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s9 (14 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s4 (23 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s17 (9 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s15 (10 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s7 (20 kDa, Protein from Escherichia coli (strain K12))
Bacterial 30S ribosomal subunit assembly complex state D (Consensus refinement)
Resolution: 4.8 Å
EM Method: Single-particle
Fitted PDBs: 7nav
Q-score: 0.278
Schedlbauer A, Iturrioz I, Ochoa-Lizarralde B, Diercks T, Lopez-Alonso JP, Lavin JL, Kaminishi T, Capuni R, Dhimole N, de Astigarraga E, Gil-Carton D, Fucini P, Connell SR
Sci Adv (2021) 7 [ DOI: doi:10.1126/sciadv.abf7547 Pubmed: 34088665 ]
- 30s ribosomal protein s6 (15 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosome-binding factor, ribosome maturation factor rimp (Complex from Escherichia coli (strain K12))
- 30s ribosomal protein s20 (9 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s19 (10 kDa, Protein from Escherichia coli (strain K12))
- Zinc ion (65 Da, Ligand)
- Bacterial 30s ribosomal subunit assembly complex state d (consensus refinement) (Complex)
- 30s ribosomal protein s5 (17 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s11 (13 kDa, Protein from Escherichia coli (strain K12))
- 16s rrna (499 kDa, RNA from Escherichia coli (strain K12))
- Ribosome maturation factor rimp (16 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s8 (14 kDa, Protein from Escherichia coli (strain K12))
- Bacterial 30s ribosomal subunit assembly (Complex from Escherichia coli (strain K12))
- 30s ribosomal protein s13 (13 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s10 (11 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s3 (26 kDa, Protein from Escherichia coli (strain K12))
- Magnesium ion (24 Da, Ligand)
- 30s ribosomal protein s2 (26 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s18 (9 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosome-binding factor (15 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s16 (9 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s12 (13 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s14 (11 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s9 (14 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s4 (23 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s17 (9 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s15 (10 kDa, Protein from Escherichia coli (strain K12))
- 30s ribosomal protein s7 (20 kDa, Protein from Escherichia coli (strain K12))
Complete Bacterial 30S ribosomal subunit assembly complex state I (Consensus Refinement)
Resolution: 2.96 Å
EM Method: Single-particle
Fitted PDBs: 7nax
Q-score: 0.389
Schedlbauer A, Iturrioz I, Ochoa-Lizarralde B, Diercks T, Lopez-Alonso JP, Lavin JL, Kaminishi T, Capuni R, Dhimole N, de Astigarraga E, Gil-Carton D, Fucini P, Connell SR
Sci Adv (2021) 7 [ DOI: doi:10.1126/sciadv.abf7547 Pubmed: 34088665 ]
- 30s ribosomal protein s6 (15 kDa, Protein from Escherichia coli)
- 30s ribosomal protein s16 (9 kDa, Protein from Escherichia coli)
- 30s ribosomal protein s3 (26 kDa, Protein from Escherichia coli)
- Zinc ion (65 Da, Ligand)
- 30s ribosomal protein s11 (13 kDa, Protein from Escherichia coli)
- 30s ribosomal protein s15 (10 kDa, Protein from Escherichia coli)
- 30s ribosomal protein s19 (10 kDa, Protein from Escherichia coli)
- 30s ribosomal protein s9 (14 kDa, Protein from Escherichia coli)
- 16s rrna (499 kDa, RNA from Escherichia coli)
- 30s ribosomal protein s18 (9 kDa, Protein from Escherichia coli)
- 30s ribosomal protein s17 (9 kDa, Protein from Escherichia coli)
- 30s ribosomal protein s8 (14 kDa, Protein from Escherichia coli)
- Complete bacterial 30s ribosomal subunit assembly complex state i (consensus refinement) (Complex from Escherichia coli)
- 30s ribosomal protein s5 (17 kDa, Protein from Escherichia coli)
- 30s ribosomal protein s7 (20 kDa, Protein from Escherichia coli)
- 30s ribosomal protein s10 (11 kDa, Protein from Escherichia coli)
- 30s ribosomal protein s14 (11 kDa, Protein from Escherichia coli)
- 30s ribosomal protein s2 (26 kDa, Protein from Escherichia coli)
- 30s ribosomal protein s13 (13 kDa, Protein from Escherichia coli)
- 30s ribosomal protein s12 (13 kDa, Protein from Escherichia coli)
- 30s ribosomal protein s4 (23 kDa, Protein from Escherichia coli)
- Magnesium ion (24 Da, Ligand)
- 30s ribosomal protein s20 (9 kDa, Protein from Escherichia coli)
Bacterial 30S ribosomal subunit assembly complex state M (head domain)
Resolution: 2.82 Å
EM Method: Single-particle
Fitted PDBs: 7af3
Q-score: 0.525
Schedlbauer A, Iturrioz I, Ochoa-Lizarralde B, Diercks T, Lopez-Alonso JP, Lavin JL, Kaminishi T, Capuni R, Dhimole N, de Astigarraga E, Gil-Carton D, Fucini P, Connell SR
Sci Adv (2021) 7 [ DOI: doi:10.1126/sciadv.abf7547 Pubmed: 34088665 ]
- 30s ribosomal protein s13 (13 kDa, Protein from Escherichia coli)
- 30s ribosomal protein s7 (20 kDa, Protein from Escherichia coli)
- 30s ribosomal protein s10 (11 kDa, Protein from Escherichia coli)
- 16s rrna (head) (499 kDa, RNA from Escherichia coli)
- 30s ribosomal protein s3 (26 kDa, Protein from Escherichia coli)
- 30s ribosomal protein s14 (11 kDa, Protein from Escherichia coli)
- 30s ribosomal protein s19 (10 kDa, Protein from Escherichia coli)
- Bacterial 30s ribosomal subunit assembly complex state m (head domain) (Complex from Escherichia coli)
- 30s ribosomal protein s9 (14 kDa, Protein from Escherichia coli)
- Zinc ion (65 Da, Ligand)
- Magnesium ion (24 Da, Ligand)
- 30s ribosomal protein s2 (26 kDa, Protein from Escherichia coli)
Bacterial 30S ribosomal subunit assembly complex state I (head domain)
Resolution: 2.96 Å
EM Method: Single-particle
Fitted PDBs: 7af5
Q-score: 0.522
Schedlbauer A, Iturrioz I, Ochoa-Lizarralde B, Diercks T, Lopez-Alonso JP, Lavin JL, Kaminishi T, Capuni R, Dhimole N, de Astigarraga E, Gil-Carton D, Fucini P, Connell SR
Sci Adv (2021) 7 [ DOI: doi:10.1126/sciadv.abf7547 Pubmed: 34088665 ]
- 30s ribosomal protein s13 (13 kDa, Protein from Escherichia coli)
- 30s ribosomal protein s7 (20 kDa, Protein from Escherichia coli)
- 30s ribosomal protein s10 (11 kDa, Protein from Escherichia coli)
- 30s ribosomal protein s3 (26 kDa, Protein from Escherichia coli)
- 30s ribosomal protein s14 (11 kDa, Protein from Escherichia coli)
- 30s ribosomal protein s19 (10 kDa, Protein from Escherichia coli)
- 30s ribosomal protein s9 (14 kDa, Protein from Escherichia coli)
- Zinc ion (65 Da, Ligand)
- 16srrna (head domain of the 30s ribosome) (499 kDa, RNA from Escherichia coli)
- Magnesium ion (24 Da, Ligand)
- Bacterial 30s ribosomal subunit assembly complex state i (head domain) (Complex from Escherichia coli)
- 30s ribosomal protein s2 (26 kDa, Protein from Escherichia coli)
Bacterial 30S ribosomal subunit assembly complex state E (head domain)
Resolution: 2.75 Å
EM Method: Single-particle
Fitted PDBs: 7af8
Q-score: 0.534
Schedlbauer A, Iturrioz I, Ochoa-Lizarralde B, Diercks T, Lopez-Alonso JP, Lavin JL, Kaminishi T, Capuni R, Dhimole N, de Astigarraga E, Gil-Carton D, Fucini P, Connell SR
Sci Adv (2021) 7 [ DOI: doi:10.1126/sciadv.abf7547 Pubmed: 34088665 ]
- 30s ribosomal protein s13 (13 kDa, Protein from Escherichia coli)
- 30s ribosomal protein s7 (20 kDa, Protein from Escherichia coli)
- 30s ribosomal protein s10 (11 kDa, Protein from Escherichia coli)
- 16srrna (head domain of the 30s ribosome (499 kDa, RNA from Escherichia coli)
- 30s ribosomal protein s3 (26 kDa, Protein from Escherichia coli)
- 30s ribosomal protein s14 (11 kDa, Protein from Escherichia coli)
- 30s ribosomal protein s19 (10 kDa, Protein from Escherichia coli)
- Bacterial 30s ribosomal subunit assembly complex state e (head domain) (Complex from Escherichia coli)
- 30s ribosomal protein s9 (14 kDa, Protein from Escherichia coli)
- Zinc ion (65 Da, Ligand)
- Magnesium ion (24 Da, Ligand)
- 30s ribosomal protein s2 (26 kDa, Protein from Escherichia coli)