Structure of PDB 4aid Chain B

Receptor sequence
>4aidB (length=558) Species: 190650 (Caulobacter vibrioides CB15) [Search protein sequence]
DPMFDIKRKTIEWGGKTLVLETGRIARQADGAVLATMGETVVLATAVFAK
SQKPGQDFFPLTVNYQEKTFAAGKIPGGFFKREGRPSEKETLVSRLIDRP
IRPLFVKGFKNEVQVVVTVLQHDLENDPDILGMVAASAALCLSGAPFMGP
IGAARVGWVDGAYVLNPTLDEMKESKMDLVVAGTADAVMMVESEIQELSE
EIVLGGVNFAHQQMQAVIDAIIDLAEHAAKEPFAFEPEDTDAIKAKMKDL
VGADIAAAYKIQKKQDRYEAVGAAKKKAIAALGLSDENPTGYDPLKLGAI
FKELEADVVRRGILDTGLRIDGRDVKTVRPILGEVGILPRTHGSALFTRG
ETQAIVVATLGTGDDEQFIDALEGTYKESFLLHYNFPPYSVGETGRMGSP
GRREIGHGKLAWRALRPMLPTKEDFPYTIRLVSEITESNGSSSMATVCGS
SLAMMDAGVPLVRPVSGIAMGLILEQDGFAVLSDILGDEDHLGDMDFKVA
GTSEGLTSLQMDIKIAGITPAIMEQALAQAKEGRAHILGEMNKAMDAPRA
DVGDFAPK
3D structure
PDB4aid Crystal Structure of Caulobacter Crescentus Polynucleotide Phosphorylase Reveals a Mechanism of RNA Substrate Channelling and RNA Degradosome Assembly.
ChainB
Resolution2.6 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 2.7.7.8: polyribonucleotide nucleotidyltransferase.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 peptide B V104 A143 P144 M146 G147 A223 E224 H225 A226 A227 P230 F231 V106 A145 P146 M148 G149 A225 E226 H227 A228 A229 P232 F233
Gene Ontology
Molecular Function
GO:0000175 3'-5'-RNA exonuclease activity
GO:0000287 magnesium ion binding
GO:0003676 nucleic acid binding
GO:0003723 RNA binding
GO:0004654 polyribonucleotide nucleotidyltransferase activity
GO:0016779 nucleotidyltransferase activity
GO:0046872 metal ion binding
Biological Process
GO:0006396 RNA processing
GO:0006401 RNA catabolic process
GO:0006402 mRNA catabolic process
Cellular Component
GO:0005737 cytoplasm
GO:0005829 cytosol

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:4aid, PDBe:4aid, PDBj:4aid
PDBsum4aid
PubMed22724061
UniProtQ9AC32|PNP_CAUVC Polyribonucleotide nucleotidyltransferase (Gene Name=pnp)

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