Structure of PDB 8k3o Chain B Binding Site BS01

Receptor Information

>8k3o Chain B (length=218) Species: 83333 (Escherichia coli K-12)

MLKAGVHFGHQTRYWNPKMKPFIFGARNKVHIINLEKTVPMFNEALAELN
KIASRKGKILFVGTKRAASEAVKDAALSCDQFFVNHRWLGGMLTNWKTVR
QSIKRLKDLETQSQDGTFDKLTKKEALMRTRELEKLENSLGGIKDMGGLP
DALFVIDADHEHIAIKEANNLGIPVFAIVDTNSDPDGVDFVIPGNDDAIR
AVTLYLGAVAATVREGRS

Ligand information

>8k3o Chain A (length=1426)

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
ucguggaucagaaugccacggugaauacguucccgggccugguaaccgua
ggggaaccugcgguuggaucaccucc

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

Receptor-Ligand Complex Structure

Structure summary

• PDB: 8k3o Cryo-EM structure of 30S ribosome with cleaved AP-mRNA bound complex I
• Resolution: 3.88 Å
• Binding residue (original residue number in PDB): R20 P24 R94 G97 G98 T101 Q108 K130 K131
• Binding residue (residue number reindexed from 1): R13 P17 R87 G90 G91 T94 Q101 K123 K124

Gene Ontology

Molecular Function

• GO:0003735 structural constituent of ribosome
• GO:0005515 protein binding
• GO:0008270 zinc ion binding

Biological Process

• GO:0000028 ribosomal small subunit assembly
• GO:0002181 cytoplasmic translation
• GO:0006412 translation

Cellular Component

• GO:0005737 cytoplasm
• GO:0005840 ribosome
• GO:0022627 cytosolic small ribosomal subunit
• GO:1990904 ribonucleoprotein complex

External links

• PDB: RCSB:8k3o, PDBe:8k3o, PDBj:8k3o
• PDBsum: 8k3o
• UniProt: P0A7V0|RS2_ECOLI Small ribosomal subunit protein uS2 (Gene Name=rpsB)