Structure of PDB 5l3p Chain r Binding Site BS01

Receptor Information
>5l3p Chain r (length=65) Species: 83333 (Escherichia coli K-12) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
FCRFTAEGVQEIDYKDIATLKNYITESGKIVPSRITGTRAKYQRQLARAI
KRARYLSLLPYTDRH
Ligand information
>5l3p Chain a (length=1539) [Search RNA sequence] [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
aauugaagaguuugaucauggcucagauugaacgcuggcggcaggccuaa
cacaugcaagucgaacgguaacaggaagaagcuugcuucuuugcugacga
guggcggacgggugaguaaugucugggaaacugccugauggagggggaua
acuacuggaaacgguagcuaauaccgcauaacgucgcaagaccaaagagg
gggaccuucgggccucuugccaucggaugugcccagaugggauuagcuag
uaggugggguaacggcucaccuaggcgacgaucccuagcuggucugagag
gaugaccagccacacuggaacugagacacgguccagacuccuacgggagg
cagcaguggggaauauugcacaaugggcgcaagccugaugcagccaugcc
gcguguaugaagaaggccuucggguuguaaaguacuuucagcggggagga
agggaguaaaguuaauaccuuugcucauugacguuacccgcagaagaagc
accggcuaacuccgugccagcagccgcgguaauacggagggugcaagcgu
uaaucggaauuacugggcguaaagcgcacgcaggcgguuuguuaagucag
augugaaauccccgggcucaaccugggaacugcaucugauacuggcaagc
uugagucucguagagggggguagaauuccagguguagcggugaaaugcgu
agagaucuggaggaauaccgguggcgaaggcggcccccuggacgaagacu
gacgcucaggugcgaaagcguggggagcaaacaggauuagauacccuggu
aguccacgccguaaacgaugucgacuuggagguugugcccuugaggcgug
gcuuccggagcuaacgcguuaagucgaccgccuggggaguacggccgcaa
gguuaaaacucaaaugaauugacgggggcccgcacaagcgguggagcaug
ugguuuaauucgaugcaacgcgaagaaccuuaccuggucuugacauccac
ggaaguuuucagagaugagaaugugccuucgggaaccgugagacaggugc
ugcauggcugucgucagcucguguugugaaauguuggguuaagucccgca
acgagcgcaacccuuauccuuuguugccagcgguccggccgggaacucaa
aggagacugccagugauaaacuggaggaagguggggaugacgucaaguca
ucauggcccuuacgaccagggcuacacacgugcuacaauggcgcauacaa
agagaagcgaccucgcgagagcaagcggaccucauaaagugcgucguagu
ccggauuggagucugcaacucgacuccaugaagucggaaucgcuaguaau
cguggaucagaaugccacggugaauacguucccgggccuuguacacaccg
cccgucacaccaugggaguggguugcaaaagaaguagguagcuuaaccuu
cgggagggcgcuuaccacuuugugauucaugacuggggugaagucguaac
aagguaaccguaggggaaccugcgguuggaucaccuccu
.......<<<<..[.((((.>>>>.<<<<.<<<<<..<<<<<<<<.....
<<<.<<<..<<<..<<.<...<<<<<<<.<<....>>.>>>>.>>>.>..
>>>>>......<<.......<<<<<<<..<<...<<<<<<<.<.<<....
.<<<<<......>>>>>......>>.>.....<<<....>>>....<<<<
<<..<......>>>>>>>.>>>>>>>..>>.>>>>>>><<<....<<<..
<<<<<<<.........>>>>>>>>>>......>>>..<<<<<<<<....>
>>>...>>>>.>>.<<<<.<<.........>>>>>>.<<<<....>>>>.
..>>>>>>.........<<<...<<<<<....>>>>.>>>>..>>.>>>>
>>..<<<<......<<<<....>>>>.....>>>>...<.<<<<<.....
.<.<<<<<<<<.......>>>>>>>>.>........>>>>>....>..<<
<<<(((...<<<<<.....<<.)))>>.......>>>>>>>>>>..>>>>
>>>>>..........<<<((.....<<<<...<<<.<<<<<<<.<<<<<<
<<<<......<<<<<<.....>>>>>>....>>>>>>>>..>>>>>>>>>
...<<<<<<<<...<<<<<<<....<<<<<<<<.<.<<<......>>>..
...>>>>>>>>>...........<<....>>.>>>>>>>..>>>>.>>>>
...>>>...>>>>....<<<<<<...<<...<<<<.<.....>.>>>>..
.>>>>>>>>..........<<<<<<.<<<<<<<<<<<<<.....>>>>>>
>>>>>>>..<<..))>>.....>>>>>>.>>>.<<<......<<<<....
>>>>....>>>..)))).]<<<<<.<<<<<<<.<<.<<<<<<..<<<<<<
<<<<......<<........>>..........<<<<<<<......<<<<<
<<..<<<<<<<....>>>>>>>...<......>..>>>>>.>>.<<<.<<
<..<<<<<<<......<<<<<<<<<....>>>..<<<<......>>>>..
>>>>>>.....<<<<.<<<<<<....<<..<<<.....>>>>>.....>>
>>>>.....<<<<<.....>>>>>........>>>>.......>.>>>..
.>>>>>>>>>...>>>>>>>...>>.>>>>>>>>.....<<<<<<<....
.<<<..<<...<<<....>>>...>>....>>>.....>>>>>>>.....
.<....<<<<<<<........>>>>>>>....>.....>>>>>>....<<
<<<<<.........>>>>>>>......>>...>>>>>>>>>>.>>.....
...<.<.<<<<.<<<..<<<<<<<<<<<<....<<<<<<.<<<<..<<..
..>>.>>>>>>>>>>...>>>>>>>>>>>>..>>>.>>>>..>.>.....
.....<<<<<<<<<....>>>>>>>>>............
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
PDB5l3p The stringent factor RelA adopts an open conformation on the ribosome to stimulate ppGpp synthesis.
Resolution3.7 Å
Binding residue
(original residue number in PDB)		C10 K37 I38 P40 S41 K49 R52 R56 K59 R60 Y69 H73
Binding residue
(residue number reindexed from 1)		C2 K29 I30 P32 S33 K41 R44 R48 K51 R52 Y61 H65
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0003735 structural constituent of ribosome
GO:0005515 protein binding
GO:0019843 rRNA binding
GO:0048027 mRNA 5'-UTR binding
GO:0070181 small ribosomal subunit rRNA binding
Biological Process
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

View graph for
Molecular Function
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:5l3p, PDBe:5l3p, PDBj:5l3p
PDBsum5l3p
PubMed27226493
UniProtP0A7T7|RS18_ECOLI Small ribosomal subunit protein bS18 (Gene Name=rpsR)

[Back to BioLiP]