Structure of PDB 4w2g Chain CO Binding Site BS01

Receptor Information
>4w2g Chain CO (length=88) Species: 300852 (Thermus thermophilus HB8) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
PITKEEKQKVIQEFARFPGDTGSTEVQVALLTLRINRLSEHLKVHKKDHH
SHRGLLMMVGQRRRLLRYLQREDPERYRALIEKLGIRG
Ligand information
>4w2g Chain CA (length=1503) [Search RNA sequence] [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
uuggagaguuugauccuggcucagggugaacgcuggcggcgugccuaaga
caugcaagucgugcgggccgcgggguacuccguggucagcggcggacggg
ugaguaacgcgugggugaccuacccggaagagggggacaacccggggaaa
cucgggcuaaucccccauguggacccgccccuugggguguguccaaaggg
cuuugcccgcuuccggaugggcccgcgucccaucagcuaguugguggggu
aauggcccaccaaggcgacgacggguagccggucugagaggauggccggc
cacaggggcacugagacacgggccccacuccuacgggaggcagcaguuag
gaaucuuccgcaaugggcgcaagccugacggagcgacgccgcuuggagga
agaagcccuucgggguguaaacuccugaacccgggacgaaacccccgacg
aggggacugacgguaccgggguaauagcgccggccaacuccgugccagca
gccgcgguaauacggagggcgcgagcguuacccggauucacugggcguaa
agggcguguaggcggccuggggcgucccaugugaaagaccacggcucaac
cgugggggagcgugggauacgcucaggcuagacggugggagaggguggug
gaauucccggaguagcggugaaaugcgcagauaccgggaggaacgccgau
ggcgaaggcagccaccugguccacccgugacgcugaggcgcgaaagcgug
gggagcaaaccggauuagauacccggguaguccacgcccuaaacgaugcg
cgcuaggucucugggucuccugggggccgaagcuaacgcguuaagcgcgc
cgccuggggaguacggccgcaaggcugaaacucaaaggaauugacggggg
cccgcacaagcgguggagcaugugguuuaauucgaagcaacgcgaagaac
cuuaccaggccuugacaugcuagggaacccgggugaaagccuggggugcc
ccgcgaggggagcccuagcacaggugcugcauggccgucgucagcucgug
ccgugagguguuggguuaagucccgcaacgagcgcaacccccgccguuag
uugccagcgguucggccgggcacucuaacgggacugcccgcgaaagcggg
aggaaggaggggacgacgucuggucagcauggcccuuacggccugggcga
cacacgugcuacaaugcccacuacaaagcgaugccacccggcaacgggga
gcuaaucgcaaaaaggugggcccaguucggauuggggucugcaacccgac
cccaugaagccggaaucgcuaguaaucgcggaucagccaugccgcgguga
auacguucccgggccuuguacacaccgcccgucacgccaugggagcgggc
ucuacccgaagucgccgggagccuacgggcaggcgccgaggguagggccc
gugacuggggcgaagucguaacaagguagcuguaccggaaggugcggcug
gau
.....<<<<..[.((((.>>>>.<<<<.<<<<<..<<<<<<<<..<..<<
<.<<<..<<<..<<.<<<<<<<<<....>>>>>>>>>.>>>>>......<
<.......<<<<<<<<..<<...<<<<<<<.<<<<<....<<<<<.....
.>>>>>.....>>>>>...<<<<<.<<<<<....>>>>>.>>>>>..<<<
<...>>>>.>>>>>>>..>>>>>>>>>><<<....<<<..<<<<<<<<..
.....>>>>>>>>>>>......>>>..<<<<<<<<....>>>>...>>>>
.>>.<<<<<.<.........>>>>>>.<<<<....>>>>...>>>>>>>.
.......<<<....<<<<....>>>>..>>>..>>.>>>>>>..<<<<..
....<<<<....>>>>.....>>>>....<<<<<......<.<<<<....
.>>>>..>.......>>>>>......<<<<<(((...<<<<<.....<<.
)))>>.......>>>>>>>>>>..>>>>>>>>>..........<<<((..
...<<<<...<<<.<<<<<<<.<<<<<<<<<<......<<<<<<.....>
>>>>>....>>>>>>>>..>>>>>>>>>...<<<<<<<<...<<<<<<<.
...<<<<<<<.<..<<<......>>>.....>.>>>>>>>..........
.<<....>>.>>>>>>>..>>>>>.>>>...>>>...>>>>....<<<<<
<...<<...<<<<.<.....>.>>>>...>>>>>>>>..........<<<
<<<..<<<<<<<<<<...>>>>>>>>>>...<<..))>>.....>>>>>>
.>>>.<<<......<<<<....>>>>....>>>..)))).]<<<<<.<<<
<<<<.<<.<<<<<<..<<<<<<<<<<......<<........>>......
....<<<<<<<......<<<<<<<<..<<<<<<<....>>>>>>>....<
.......>....>>>>>>>>.<<<.<<<..<<<<<<.......<<<<<<<
<<....>>>..<<<<......>>>>..>>>>>>.....<<<<.<<<<<<<
..<<<..<<<.....>>>>>>...>>>>>>>.....<<<<<....>>>>>
........>>>>.........>>>...>>>>>>>>>...>>>>>>>...>
>.>>>>>>>>.....<<<<<<<.....<<<..<<..<<<<....>>>>..
>>....>>>.....>>>>>>>...........<<<<<<<........>>>
>>>>..........>>>>>>....<<<<<<<..........>>>>>>>..
....>>...>>>>>>>>>>.>>....<..<<.<.<<<<.<<<..<<<<<<
<<<<<<<...<.<<<<....<<<....>>>.>>>>.>..>>>>>>>>>>>
>>..>>>.>>>>..>.>>...>.....<<<<<<<<<....>>>>>>>>>.
...
Receptor-Ligand Complex Structure
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PDB4w2g Amicoumacin a inhibits translation by stabilizing mRNA interaction with the ribosome.
Resolution2.55 Å
Binding residue
(original residue number in PDB)		P2 K8 F18 D21 T22 G23 S24 Q28 L31 R35 L39 H42 H46 K48 D49 H50 H51 S52 R54 G55 M58 M59 Q62 R65 R68 Y69 R72
Binding residue
(residue number reindexed from 1)		P1 K7 F17 D20 T21 G22 S23 Q27 L30 R34 L38 H41 H45 K47 D48 H49 H50 S51 R53 G54 M57 M58 Q61 R64 R67 Y68 R71
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0003735 structural constituent of ribosome
GO:0019843 rRNA binding
Biological Process
GO:0006412 translation
Cellular Component
GO:0005737 cytoplasm
GO:0005840 ribosome
GO:0022627 cytosolic small ribosomal subunit
GO:1990904 ribonucleoprotein complex

View graph for
Molecular Function
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:4w2g, PDBe:4w2g, PDBj:4w2g
PDBsum4w2g
PubMed25306919
UniProtQ5SJ76|RS15_THET8 Small ribosomal subunit protein uS15 (Gene Name=rpsO)

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