Structure of PDB 8rxx Chain SK Binding Site BS01

Receptor Information

>8rxx Chain SK (length=198) Species: 347515 (Leishmania major strain Friedlin)

GIVRSRLHKRKITGGKTKIHRKRMKAELGRLPANTRLGARRVSPVRARGG
NFKIRALRLDTGNFAWASEAIAHRVRLLDVVYNATSNELVRTKTLVKNCI
VAVDAAPFKRWYAKHYGIDLDADKDKYDVNKASPKLQREWTRRRRNHRVE
KAIADQLREGRVLARITSRPGQSGRADGILLEGAELQFYLKRLEKKKK

Ligand information

>8rxx Chain L2 (length=1149)

cccaacugcagaccguacucaucaccgcaucagguccccaagcauagaau
gcucugguacauagagaaagguacacucagggaagucggcaaaauagaug
cguaaguucgcaagaagcauuggcucugagggcaaaaaauugccaacuca
gaacugcuuacggcggggaauccaacuguauaauuaaaacauagguuugu
gaugcauccaagugguguauaucgcaaacugauuucugcccagugcucug
gucaacgugacgagauucaccgacgcgcggguaaacggcgggaguaacua
ugacucucuuaagguagccaaaugccucgucuuccaauuagagacgcgca
ugaauggauuaaugagauucccucugucccgaguuacuaucuagcgaaac
gacagucaagggaacggacuugaagggcuaagcggggaaagaagacccug
uugaguuugacuccagucuggcucugugcggcgacaucugaggcucggaa
cguugcuucacuuaucgaaugaagagaccaauggguuuagcguagucuuc
gggcuaugcaccgucuagguuugggaguccccuguggguacccaaccgug
cuguaaacugaaccaacgggaucaguuccggagucuuguuucgagacacu
gccagauggggaguuuggcuggggcggcauaucuguuacacgacaacgca
gguguccuaaggcgagcucagugggaacagaaaucucacguagaacacaa
gcguaaaagcuugcuugauuaacgauuuccaguacgaaucgagacugcga
aagcaaggccagcgauccuuugcgaagaauaggaaauaugaacaaaucau
accagaggugucagaauaauuaccacagggauaacuggcuuguggcggcc
aagcguucauagcgacgucgcuuuuugauccuucgaugucggcucuuccu
aaccuagcgccgcagaagacgcuaaggguuggauuguucacccacugaca
gggaacgugagcuggguuuagaccgucgugagacagguugguuuuacccu
acuuagcuggaaauugcgagaaaaagauuauccgugcaaagcggacgucg
ggucguugggccuggcgagcgguggguaguacaugguacgcucaucacc

........................<<......>>......<<<<.....>
>>>........<<<<....<<<<.<<<<.<<.........<.....<<<<
<...............>>>>><<.<<<<<<<<<<<....>>>>>..>>>>
>>.>>..........<<<<<<<<<..<<<.........>>>..<<<<<<<
....<<<<.....>>>>......>>>>>>>...<<..<<<..<<<<<<..
<<....<<<<......>>>>....>>..>>>>..>>>>><<<<<<.....
..>>>>>>........<...........<<<<<.......>>>>>.....
>.....>>....>>.>>>>>>>..>..>>.>>>>>>>>.>>>>.......
.....<<<<<........>>>>>..<<<<<<<..<<<.<<......<<<<
.<<<<<<..<<<<<.<<<<<<<...<<<.<<<<<<.<<<.<<.>>.>>>.
.>>>>>>.>>>...<<<<<.....<<<<....<<.....<<<<<<<<...
.>>>>>>>>.>>.....<<<<.<<...<<.<..>.>>...>>.>>>>...
................<<<<<....>>>>>..>>>>...>>>>>......
>>>>>>>..>>>>>...<<<.....>>>..<<<<<<...........>>>
>>>..<<...<<<<<<<...<<<<<<.......>>>>>>.....<<....
..>>....>>>>>>>...<<...<<<<<.......>>>>>..>>.<<<..
..>>>.>>........<<<<<<..............<<<<.......>>>
>.>>>>>>.........>>>>..>>>>>>.......<<.<...<<<<<<.
..<<.......>>...>>>>>>....>.>.>.......<<<<<.<<<<<<
..<<<<<<<.<......>.>>>>>..>>.<<<.........>>>.....>
>>>>..>...>>>.>>....<<<<<<<....>>>.>>>>....>>..>>>
.>>>>>>>.......................<<<<.....>>>>.<<<<<
<<<<....>>>>>>>>>.<.<<<<<<<.<<<<...>>>>>>>>>>>.>.

Receptor-Ligand Complex Structure

Structure summary

• PDB: 8rxx Structural and mechanistic insights into the function of Leishmania ribosome lacking a single pseudouridine modification.
• Resolution: 2.97 Å
• Binding residue (original residue number in PDB): N88 E89 R92 K213 K218
• Binding residue (residue number reindexed from 1): N87 E88 R91 K191 K196

Gene Ontology

Molecular Function

• GO:0003735 structural constituent of ribosome

Biological Process

• GO:0000462 maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)
• GO:0006412 translation

Cellular Component

• GO:0005730 nucleolus
• GO:0005737 cytoplasm
• GO:0005840 ribosome
• GO:0022627 cytosolic small ribosomal subunit
• GO:1990904 ribonucleoprotein complex

External links

• PDB: RCSB:8rxx, PDBe:8rxx, PDBj:8rxx
• PDBsum: 8rxx
• PubMed: 38722744
• UniProt: P25204|RS8_LEIMA Small ribosomal subunit protein eS8 (Gene Name=RPS8A)