Structure of PDB 7nav Chain T Binding Site BS01

Receptor Information
>7nav Chain T (length=86) Species: 83333 (Escherichia coli K-12) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
ANIKSAKKRAIQSEKARKHNASRRSMMRTFIKKVYAAIEAGDKAAAQKAF
NEMQPIVDRQAAKGLIHKNKAARHKANLTAQINKLA
Ligand information
>7nav Chain A (length=1510) [Search RNA sequence] [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
aaauugaagaguuugaucauggcucagauugaacgcuggcggcaggccua
acacaugcaagucgaacgguaacaggaagaagcuugcuucuuugcugacg
aguggcggacgggugaguaaugucugggaaacugccugauggagggggau
aacuacuggaaacgguagcuaauaccgcauaacgucgcaagaccaaagag
ggggaccuucgggccucuugccaucggaugugcccagaugggauuagcua
guaggugggguaacggcucaccuaggcgacgaucccuagcuggucugaga
ggaugaccagccacacuggaacugagacacgguccagacuccuacgggag
gcagcaguggggaauauugcacaaugggcgcaagccugaugcagccaugc
cgcguguaugaagaaggccuucggguuguaaaguacuuucagcggggagg
aagggaguaaaguuaauaccuuugcucauugacguuacccgcagaagaag
caccggcuaacuccgugccagcagccgcgguaauacggagggugcaagcg
uuaaucggaauuacugggcguaaagcgcacgcaggcgguuuguuaaguca
gaugugaaauccccgggcucaaccugggaacugcaucugauacuggcaag
cuugagucucguagagggggguagaauuccagguguagcggugaaaugcg
uagagaucuggaggaauaccgguggcgaaggcggcccccuggacgaagac
ugacgcucaggugcgaaagcguggggagcaaacaggauuagauacccugg
uaguccacgccguaaacgaugucgacuuggagguugugcccuugaggcgu
ggcuuccggagcuaacgcguuaagucgaccgccuggggaguacggccgca
agguuaaaacucaaaugaauugacgggggcccgcacaagcgguggagcau
gugguuuaauucgaugcaacgcgaagaaccuuaccuggucuugacaucca
cggaaguuuucagagaugagaaugugccuucgggaaccgugagacaggug
cugcauggcugucgucagcucguguugugaaauguuggguuaagucccgc
aacgagcgcaacccuuauccuuuguugccagcgguccggccgggaacuca
aaggagacugccagugauaaacuggaggaagguggggaugacgucaaguc
aucauggcccuuacgaccagggcuacacacgugcuacaauggcgcauaca
aagagaagcgaccucgcgagagcaagcggaccucauaaagugcgucguag
uccggauuggagucugcaacucgacuccaugaagucggaaucgcuaguaa
ucguggaucagaaugccacggugaauacguucccgggccuuguacaccac
caugggaguggguugcaaaagaaguagguagcuuaaccuucgggagggcg
cuuaccacuuugugauucaugacuggggugaaccguaggggaaccugcgg
uuggaucacc
........<<<<..[.((((.>>>>.<<<..<<<<<..<<<<<<<<....
.<<<.<<<..<<<..<<.<...<<.<<<.<<<....>>>.>>>..>>.>.
.>>>>>......<<.......<<<<<<<..<<...<<<<<<<...<<...
..<<<<........>>>>......>>.......<<<....>>>....<<<
<<<..<<....>>>>>>>>.>>>>>>>..>>.>>>>>>><<<....<<<.
..<<<<<<.........>>>>>>.>>>......>>>..<<<<<<<<....
>>>...>>>>>.>>.<<<<<............>>>>>.<<<<....>>>>
...>>>>>>.........<<<....<<<<....>>>>..>>>..>>.>>>
>>>..<<<<.......<<<....>>>......>>>>...<.<<<<<....
..<.<<<<<<<<.......>>>>>>>>.>........>>>>>....>..<
<<<<(((...<<<<<.....<<.)))>>.......>>>>>>>>>>..>>>
>>.>>>..........<<<((.....<<<<...<<<.<<<<<<<.<<<<<
<<<<<......<<<<<<.....>>>>>>....>>>>>>>>..>>>>>>>>
>...<<<<<<<<...<<<<<<.....<<<<<<<<.....<......>...
.....>>>>>>>>...........<<....>>..>>>>>>..>>>>.>>>
>...>>>...>>>>....<<<<<<...<<...<<<<.........>>>>.
..>>>>>>>>..........<<<<<<..<<<<<<.<<<<<.....>>>>>
.>>>>>>...<<..))>>.....>>>>>>.>>>.<<<.......<<<...
.>>>.....>>>..)))).]<<<<<.<<<<<<<.<<..<<<<...<<<<<
<<<........<<........>>..........<<<<<<<......<<<<
<<<..<<<<<<<....>>>>>>>...<<....>>..>>>>>.>>.<<..<
<<..<<<<<<.<.....<<<<<<<<......>>..<<<<......>>>>.
.>>>>>>.....<<<..<<<<<<....<...<<<.....>>>.>.....>
>>>>>.....<<<<<.....>>>>>.........>>>.....>...>>>.
..>>>>>>.>>...>>>>>>>......>>>>>>>>.....<<<<<<<...
..<<<..<<...<<<....>>>...>>....>>>.....>>>>>>>....
.......<<<<<<<........>>>>>>>...........>>>>.....<
<<<<<<.........>>>>>>>......>>...>>>>>>>>>>.>>...<
<.<<<..<<<<<<<<<<<<....<<<<<<.<<<<..<<....>>.>>>>>
>>>>>...>>>>>>>>>>>>..>>>.>>..<<<<<<<<<....>>>>>>>
>>........
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB7nav A conserved rRNA switch is central to decoding site maturation on the small ribosomal subunit.
Resolution4.8 Å
Binding residue
(original residue number in PDB)		A2 N3 K5 S6 K9 R10 Q13 R18 H20 N21 S23 R24 S26 M27 R29 T30 F31 K33 K34 N52 Q55 P56 D59 R60 A63 K64 K69 N70 K71 A73 R74 H75 K76 A77
Binding residue
(residue number reindexed from 1)		A1 N2 K4 S5 K8 R9 Q12 R17 H19 N20 S22 R23 S25 M26 R28 T29 F30 K32 K33 N51 Q54 P55 D58 R59 A62 K63 K68 N69 K70 A72 R73 H74 K75 A76
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0003723 RNA binding
GO:0003735 structural constituent of ribosome
GO:0008073 ornithine decarboxylase inhibitor activity
GO:0019843 rRNA binding
GO:0070181 small ribosomal subunit rRNA binding
Biological Process
GO:0000028 ribosomal small subunit assembly
GO:0002181 cytoplasmic translation
GO:0006412 translation
Cellular Component
GO:0005737 cytoplasm
GO:0005829 cytosol
GO:0005840 ribosome
GO:0015935 small ribosomal subunit
GO:0022627 cytosolic small ribosomal subunit
GO:1990904 ribonucleoprotein complex

View graph for
Molecular Function
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Biological Process
View graph for
Cellular Component
External links
PDB RCSB:7nav, PDBe:7nav, PDBj:7nav
PDBsum7nav
PubMed34088665
UniProtP0A7U7|RS20_ECOLI Small ribosomal subunit protein bS20 (Gene Name=rpsT)

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