Structure of PDB 7n30 Chain ST Binding Site BS01

Receptor Information

>7n30 Chain ST (length=86) Species: 83333 (Escherichia coli K-12)

ANIKSAKKRAIQSEKARKHNASRRSMMRTFIKKVYAAIEAGDKAAAQKAF
NEMQPIVDRQAAKGLIHKNKAARHKANLTAQINKLA

Ligand information

>7n30 Chain 16 (length=1526)

aaauugaagaguuugaucauggcucagauugaacgcuggcggcaggccua
acacaugcaagucgaacgguaacaggaagaucuuugcugacgaguggcgg
acgggugaguaaugucugggaaacugccugauggagggggauaacuacug
gaaacgguagcuaauaccgcauaacgucgcaagaccaaagagggggaccu
ucgggccucuugccaucggaugugcccagaugggauuagcuaguaggugg
gguaacggcucaccuaggcgacgaucccuagcuggucugagaggaugacc
agccacacuggaacugagacacgguccagacuccuacgggaggcagcagu
ggggaauauugcacaaugggcgcaagccugaugcagccaugccgcgugua
ugaagaaggccuucggguuguaaaguacuuucagcggggaggaagggagu
aaaguuaauaccuuugcucauugacguuacccgcagaagaagcaccggcu
aacuccgugccagcagccgcgguaauacggagggugcaagcguuaaucgg
aauuacugggcguaaagcgcacgcaggcgguuuguuaagucagaugugaa
auccccgggcucaaccugggaacugcaucugauacuggcaagcuugaguc
ucguagagggggguagaauuccagguguagcggugaaaugcguagagauc
uggaggaauaccgguggcgaaggcggcccccuggacgaagacugacgcuc
aggugcgaaagcguggggagcaaacaggauuagauacccugguaguccac
gccguaaacgaugucgacuuggagguugugcccuugaggcguggcuuccg
gagcuaacgcguuaagucgaccgccuggggaguacggccgcaagguuaaa
acucaaaugaauugacgggggcccgcacaagcgguggagcaugugguuua
auucgaugcaacgcgaagaaccuuaccuggucuugacauccacggaaguu
uucagagaugagaaugugccuucgggaaccgugagacaggugcugcaugg
cugucgucagcucguguugugaaauguuggguuaagucccgcaacgagcg
caacccuuauccuuuguugccagcgguccggccgggaacucaaaggagac
ugccagugauaaacuggaggaagguggggaugacgucaagucaucauggc
ccuuacgaccagggcuacacacgugcuacaauggcgcauacaaagagaag
cgaccucgcgagagcaagcggaccucauaaagugcgucguaguccggauu
ggagucugcaacucgacuccaugaagucggaaucgcuaguaaucguggau
cagaaugccacggugaauacguucccgggccuuguacacaccgcccguca
caccaugggaguggguugcaaaagaaguagguagcuuaaccuucgggagg
gcgcuuaccacuuugugauucaugacuggggugaagucguaacaagguaa
ccguaggggaaccugcgguuggauca

........<<<<..[.((((.>>>>.<<<<.<<<<<..<<<<<<<<..<.
.<<<.<<<..<<<..<<.<...<<<<<<<..>>>>.>>>.>..>>>>>..
....<<.......<<<<<<<..<<...<<<<<<<.<.<<.....<<<<<.
.....>>>>>......>>.>.....<<<....>>>....<<<<<<..<<.
...>>>>>>>>.>>>>>>>..>>.>>>>>>><<<....<<<..<<<<<<<
.........>>>>>>>>>>......>>>..<<<<<<<<....>>>>...>
>>>.>>.<<<<<.<.........>>>>>>.<<<<....>>>>...>>>>>
>>........<<<...<<<<<....>>>>.>>>>..>>.>>>>>>..<<<
<......<<<<....>>>>.....>>>>...<.<<<<<......<.<<<<
<<<<.......>>>>>>>>.>........>>>>>....>..<<<<<(((.
..<<<<<.....<<.)))>>.......>>>>>>>>>>..>>>>>>>>>..
........<<<((.....<<<<...<<<.<<<<<<<.<<<<<<<<<<...
...<<<<<<.....>>>>>>....>>>>>>>>..>>>>>>>>>...<<<<
<<<<...<<<<<<<....<<<<<<<<...<<<......>>>......>>>
>>>>>...........<<....>>.>>>>>>>..>>>.>>>>>...>>>.
..>>>>....<<<<<<...<<...<<<<.........>>>>...>>>>>>
>>..........<<<<<<.<<<<<<<<<<<<<.....>>>>>>>>>>>>>
..<<..))>>.....>>>>>>.>>>.<<<......<<<<....>>>>...
.>>>..)))).]<<<<<.<<<<<<<.<<.<<<<<<..<<<<<<<<<<...
...<<........>>..........<<<<<<<......<<<<<<<..<<<
<<<<....>>>>>>>...<<....>>..>>>>>.>>.<<<.<<<..<<<<
<<.......<<<<<<<<<....>>>..<<<<......>>>>..>>>>>>.
....<<<..<<<<<<<...<<..<<<.....>>>>>....>>>>>>>...
..<<<<<.....>>>>>.........>>>.........>>>...>>>>>>
>>>...>>>>>>>...>>.>>>>>>>>.....<<<<<<<.....<<<..<
<...<<<....>>>...>>....>>>.....>>>>>>>......<....<
<<<<<<........>>>>>>>....>.....>>>>>>....<<<<<<<..
.......>>>>>>>......>>...>>>>>>>>>>.>>....<..<<.<.
<<<<.<<<..<<<<<<<<<<<<....<<<<<<.<<<<..<<....>>.>>
>>>>>>>>...>>>>>>>>>>>>..>>>.>>>>..>.>>...>.....<<
<<<<<<<....>>>>>>>>>......

Receptor-Ligand Complex Structure

Structure summary

• PDB: 7n30 Structural basis of early translocation events on the ribosome.
• Resolution: 2.66 Å
• Binding residue (original residue number in PDB): A2 N3 I4 S6 A7 K9 R10 R18 H20 N21 S23 R24 R25 S26 M27 R29 T30 K33 Y36 Q55 D59 R60 K64 H68 N70 K71 A73 R74 H75 K76 A77 T80 Q82
• Binding residue (residue number reindexed from 1): A1 N2 I3 S5 A6 K8 R9 R17 H19 N20 S22 R23 R24 S25 M26 R28 T29 K32 Y35 Q54 D58 R59 K63 H67 N69 K70 A72 R73 H74 K75 A76 T79 Q81

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

External links

• PDB: RCSB:7n30, PDBe:7n30, PDBj:7n30
• PDBsum: 7n30
• PubMed: 34234344
• UniProt: P0A7U7|RS20_ECOLI Small ribosomal subunit protein bS20 (Gene Name=rpsT)