Structure of PDB 4dwq Chain B

Receptor sequence
>4dwqB (length=481) Species: 53953 (Pyrococcus horikoshii) [Search protein sequence]
MVVPLKRIDKIRWEIPKFDKRMRVPGRVYADEVLLEKMKNDRTLEQATNV
AMLPGIYKYSIVMPDGHQGYGFPIGGVAAFDVKEGVISPGGIGYDINCGV
RLIRTNLTEKEVRPRIKQLVDTLFKNVPSGVGSQGRIKLHWTQIDDVLVD
GAKWAVDNGYGWERDLERLEEGGRMEGADPEAVSQRAKQRGAPQLGSLGS
GNHFLEVQVVDKIFDPEVAKAYGLFEGQVVVMVHTGSRGLGHQVASDYLR
IMERAIRKYRIPWPDRELVSVPFQSEEGQRYFSAMKAAANFAWANRQMIT
HWVRESFQEVFKQDPEGDLGMDIVYDVAHNIGKVEEHEVDGKRVKVIVHR
KGATRAFPPGHEAVPRLYRDVGQPVLIPGSMGTASYILAGTEGAMKETFG
STCHGAGRVLSRKAATRQYRGDRIRQELLNRGIYVRAASMRVVAEEAPGA
YKNVDNVVKVVSEAGIAKLVARMRPIGVAKG
3D structure
PDB4dwq Structural and mechanistic insights into guanylylation of RNA-splicing ligase RtcB joining RNA between 3'-terminal phosphate and 5'-OH.
ChainB
Resolution2.25 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 3.1.-.-
6.5.1.8: 3'-phosphate/5'-hydroxy nucleic acid ligase.
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 5GP B N202 F204 E206 H329 P378 G379 S380 M381 H404 A406 G407 Y451 K480 N202 F204 E206 H329 P378 G379 S380 M381 H404 A406 G407 Y451 K480
BS02 MN B C98 H234 H329 C98 H234 H329
BS03 PO4 B R104 R168 R104 R168
BS04 PO4 B R190 Q194 R190 Q194
Gene Ontology
Molecular Function
GO:0008452 RNA ligase activity
Biological Process
GO:0006396 RNA processing

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Molecular Function
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Biological Process
External links
PDB RCSB:4dwq, PDBe:4dwq, PDBj:4dwq
PDBsum4dwq
PubMed22949672
UniProtO59245|RTCB_PYRHO tRNA-splicing ligase RtcB (Gene Name=rtcB)

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