Structure of PDB 8cdu Chain C Binding Site BS01

Receptor Information

>8cdu Chain C (length=708) Species: 224308 (Bacillus subtilis subsp. subtilis str. 168)

KEAFMEKLLSFMKEEAYKPLTVQELEEMLNITEAEEFKELVKALVALEEK
GLIVRTRSDRYGIPEKMNLIKGKISAHAKGFAFLLPEDTSLSDVFIPPNE
LNTAMNGDIVMVRLNSQSSGSRQEGTVIRILERAIQRVVGTYTETRNFGF
VIPDDKKITSDIFIPKNGKNGAAEGHKVVVKLTSYPEGRMNAEGEVETIL
GHKNDPGIDILSVIHKHGLPGEFPADAMEQASSTPDTIDEKDLKDRRDLR
DQVIVTIDGADAKDLDDAVTVTKLDDGSYKLGVHIADVSHYVTENSPIDK
EALERGTSVYLVDRVIPMIPHRLSNGICSLNPKVDRLTLSCEMTINSQGQ
VTEHEIFQSVIKTTERMTYSDVNKILVDDDEELKQKYEPLVPMFKDMERL
AQILRDKRMDRGAVDFDFKEAKVLVDDEGAVKDVVIRERSVAEKLIEEFM
LVANETVAEHFHWMNVPFIYRIHEEPNAEKLQKFLEFVTTFGYVVKGTAG
NIHPRALQSILDAVRDRPEETVISTVMLRSMKQAKYDPQSLGHFGLSTEF
YTHFTSPIRRYPDLIVHRLIRTYLINGKVDEATQEKWAERLPDIAEHTSS
MERRAVDAERETDDLKKAEYMLDKIGEEFDGMISSVTNFGMFVELPNTIE
GLVHVSFMTDDYYRFDEQHFAMIGERTGNVFRIGDEITVKVVDVNKDERN
IDFEIVGM

Ligand information

>8cdu Chain A (length=1333)

ggagaguuugauccuggcucaggacgaacgcuggcggcgugccuaauaca
ugcaagucgagcggacagauguuagcggcggacgggugaguaacacgugg
guaaccugccuguaagacugggauaacuccgggaaaccggggcuaauacc
ggaugguuguuugaaccgcaugguucaaacauaaaagguggcuucggcua
ccacuuacagauggacccgcggcgcauuagcuaguuggugagguaacggc
ucaccaaggcgacgaugcguagccgaccugagagggugaucggccacacu
gggacugagacacggcccagacuccuacgggaggcagcaguagggaaucu
uccgcaauggacgaaagucugacggagcaacgccgcgugagugaugaagg
uuuucggaucguaaagcucuguuguuagggaagaacaagugccguucgaa
uagggcgguaccuugacgguaccuaaccagaaagccacggcuaacuacgu
gccagcagccgcgguaauacguagguggcaagcguuguccggaauuauug
ggcguaaagggcucgcaggcgguuucuuaagucugaugugaaagcccccg
gcucaaccggggagggucauuggaaacuggggaacuugagugcagaagag
gagaguggaauuccacguguagcggugaaaugcguagagauguggaggaa
caccaguggcgaaggcgacucucuggucuguaacugacgcugaggagcga
aagcgcgccguaaacgaugagugcuaaguguuaggggguuuccgccccuu
agugcugcagcuaacgcauuaagcacuccgccuggggaguacggucgcaa
gacugaaacucaaaggaauugacgggggcccgcacaagcgguggagcaug
ugguuuaauucgaaacgcgaagaaccuuaccaggucuugacauccucuga
caauccuagagauaggacguccccuucgggggcagagugacagguggugc
augguugucgucagcucgugucgugagauguuggguuaagucccgcaacg
agcgcaacccuugaucuuaguugccagcauucaguugggcacucuaaggu
gacugccggugacaaaccggaggaagguggggaugacgucaaaucaucau
gccccuuaugaccugggcuacacacgugcuacaauggacagaacaaaggg
cagcgaaaccgcgagguuaagccaaucccacaaaucuguucucaguucgg
aucgcagucugcaacucgacugcgugaagcuggaaucgcuaguaaucgcg
gaucagcaugccgcggugaauacguucccgggc

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

Receptor-Ligand Complex Structure

Structure summary

• PDB: 8cdu Structural basis of ribosomal 30S subunit degradation by RNase R
• Resolution: 3.1 Å
• Binding residue (original residue number in PDB): T147 R148 N149 E176 R191 K205
• Binding residue (residue number reindexed from 1): T145 R146 N147 E174 R189 K203

Enzymatic activity

• Enzyme Commision number: 3.1.13.1: exoribonuclease II.

Gene Ontology

Molecular Function

• GO:0003676 nucleic acid binding
• GO:0003723 RNA binding
• GO:0004518 nuclease activity
• GO:0004527 exonuclease activity
• GO:0004540 RNA nuclease activity
• GO:0008859 exoribonuclease II activity

Biological Process

• GO:0006402 mRNA catabolic process
• GO:0016070 RNA metabolic process

Cellular Component

• GO:0005737 cytoplasm
• GO:0005829 cytosol

External links

• PDB: RCSB:8cdu, PDBe:8cdu, PDBj:8cdu
• PDBsum: 8cdu
• PubMed: 38326618
• UniProt: O32231|RNR_BACSU Ribonuclease R (Gene Name=rnr)