Structure of PDB 4v56 Chain CU Binding Site BS01

Receptor Information

>4v56 Chain CU (length=51) Species: 562 (Escherichia coli)

IKVRENEPFDVALRRFKRSCEKAGVLAEVRRREFYEKPTTERKRAKASAV
K

Ligand information

>4v56 Chain CA (length=1530)

ugaagaguuugaucauggcucagauugaacgcuggcggcaggccuaacac
augcaagucgaacgguaacaggaagaagcuugcuucuuugcugacgagug
gcggacgggugaguaaugucugggaaacugccugauggagggggauaacu
acuggaaacgguagcuaauaccgcauaacgucgcaagaccaaagaggggg
accuucgggccucuugccaucggaugugcccagaugggauuagcuaguag
gugggguaacggcucaccuaggcgacgaucccuagcuggucugagaggau
gaccagccacacuggaacugagacacgguccagacuccuacgggaggcag
caguggggaauauugcacaaugggcgcaagccugaugcagccaugccgcg
uguaugaagaaggccuucggguuguaaaguacuuucagcggggaggaagg
gaguaaaguuaauaccuuugcucauugacguuacccgcagaagaagcacc
ggcuaacuccgugccagcagccgcgguaauacggagggugcaagcguuaa
ucggaauuacugggcguaaagcgcacgcaggcgguuuguuaagucagaug
ugaaauccccgggcucaaccugggaacugcaucugauacuggcaagcuug
agucucguagagggggguagaauuccagguguagcggugaaaugcguaga
gaucuggaggaauaccgguggcgaaggcggcccccuggacgaagacugac
gcucaggugcgaaagcguggggagcaaacaggauuagauacccugguagu
ccacgccguaaacgaugucgacuuggagguugugcccuugaggcguggcu
uccggagcuaacgcguuaagucgaccgccuggggaguacggccgcaaggu
uaaaacucaaaugaauugacgggggcccgcacaagcgguggagcaugugg
uuuaauucgaugcaacgcgaagaaccuuaccuggucuugacauccacgga
aguuuucagagaugagaaugugccuucgggaaccgugagacaggugcugc
auggcugucgucagcucguguugugaaauguuggguuaagucccgcaacg
agcgcaacccuuauccuuuguugccagcgguccggccgggaacucaaagg
agacugccagugauaaacuggaggaagguggggaugacgucaagucauca
uggcccuuacgaccagggcuacacacgugcuacaauggcgcauacaaaga
gaagcgaccucgcgagagcaagcggaccucauaaagugcgucguaguccg
gauuggagucugcaacucgacuccaugaagucggaaucgcuaguaaucgu
ggaucagaaugccacggugaauacguucccgggccuuguacacaccgccc
gucacaccaugggaguggguugcaaaagaaguagguagcuuaaccuucgg
gagggcgcuuaccacuuugugauucaugacuggggugaagucguaacaag
guaaccguaggggaaccugcgguuggauca

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

Receptor-Ligand Complex Structure

Structure summary

• PDB: 4v56 A steric block in translation caused by the antibiotic spectinomycin.
• Resolution: 3.93 Å
• Binding residue (original residue number in PDB): Y37 E38 R46 K48
• Binding residue (residue number reindexed from 1): Y35 E36 R44 K46

Gene Ontology

Molecular Function

• GO:0003735 structural constituent of ribosome
• GO:0019843 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:0022627 cytosolic small ribosomal subunit
• GO:1990904 ribonucleoprotein complex

External links

• PDB: RCSB:4v56, PDBe:4v56, PDBj:4v56
• PDBsum: 4v56
• PubMed: 17696316
• UniProt: P68679|RS21_ECOLI Small ribosomal subunit protein bS21 (Gene Name=rpsU)