Structure of PDB 8bcg Chain B

Receptor sequence

>8bcgB (length=1725) Species: 9606 (Homo sapiens)

LAPRQVLDLEDLVFTQGSHFMANKRCQLPDGSFRRQRKGYEEVHVPALKP
KPFGSEEQLLPVEKLPKYAQAGFEGFKTLNRIQSKLYRAALETDENLLLC
APTGAGKTNVALMCMLREIGKHINMDGTINVDDFKIIYIAPMRSLVQEMV
GSFGKRLATYGITVAELTGDHQLCKEEISATQIIVCTPEKWDIITRKGGE
RTYTQLVRLIILDEIHLLHDDRGPVLEALVARAIRNIEMTQEDVRLIGLS
ATLPNYEDVATFLRVDPAKGLFYFDNSFRPVPLEQTYVGITEKKAIKRFQ
IMNEIVYEKIMEHAGKNQVLVFVHSRKETGKTARAIRDMCLEKDTLGLFL
REGSASTEVLRTEAEQCKNLELKDLLPYGFAIHHAGMTRVDRTLVEDLFA
DKHIQVLVSTATLAWGVNLPAHTVIIKGTQVYSPEKGRWTELGALDILQM
LGRAGRPQYDTKGEGILITSHGELQYYLSLLNQQLPIESQMVSKLPDMLN
AEIVLGNVQNAKDAVNWLGYAYLYIRMLRSPTLYGISHDDLKGDPLLDQR
RLDLVHTAALMLDKNNLVKYDKKTGNFQVTELGRIASHYYITNDTVQTYN
QLLKPTLSEIELFRVFSLSSEFKNITVREEEKLELQKLLERVPIPVKESI
EEPSAKINVLLQAFISQLKLEGFALMADMVYVTQSAGRLMRAIFEIVLNR
GWAQLTDKTLNLCKMIDKRMWQSMCPLRQFRKLPEEVVKKIEKKNFPFER
LYDLNHNEIGELIRMPKMGKTIHKYVHLFPKLELSVHLQPITRSTLKVEL
TITPDFQWDEKVHGSSEAFWILVEDVDSEVILHHEYFLLKAKYAQDEHLI
TFFVPVFEPLPPQYFIRVVSDRWLSCETQLPVSFRHLILPEKYPPPTELL
DLQPLPVSALRNSAFESLYQDKFPFFNPIQTQVFNTVYNSDDNVFVGAPT
GSGKTICAEFAILRMLLQSSEGRCVYITPMEALAEQVYMDWYEKFQDRLN
KKVVLLTGETSTDLKLLGKGNIIISTPEKWDILSRRWKQRKNVQNINLFV
VDEVHLIGGENGPVLEVICSRMRYISSQIERPIRIVALSSSLSNAKDVAH
WLGCSATSTFNFHPNVRPVPLELHIQGFNISHTQTRLLSMAKPVYHAITK
HSPKKPVIVFVPSRKQTRLTAIDILTTCAADIQRQRFLHCTEKDLIPYLE
KLSDSTLKETLLNGVGYLHEGLSPMERRLVEQLFSSGAIQVVVASRSLCW
GMNVAAHLVIIMDTQYYNGKIHAYVDYPIYDVLQMVGHANRPLQDDEGRC
VIMCQGSKKDFFKKFLYEPLPVESHLDHCMHDHFNAEIVTKTIENKQDAV
DYLTWTFLYRRMTQNPNYYNLQGISHRHLSDHLSELVEQTLSDLEQSKCI
SIEDEMDVAPLNLGMIAAYYYINYTTIELFSMSLNAKTKVRGLIEIISNA
AEYENIPIRHHEDNLLRQLAQKVPHKLNNPKFNDPHVKTNLLLQAHLSRM
QLSAELQSDTEEILSKAIRLIQACVDVLSSNGWLSPALAAMELAQMVTQA
MWSKDSYLKQLPHFTSEHIKRCTDKGVESVFDIMEMEDEERNALLQLTDS
QIADVARFCNRYPNIELSYEVVDKDSIRSGGPVVVLVQLEREEEVTGPVI
APLFPQKREEGWWVVIGDAKSNSLISIKRLTLQQKAKVKLDFVAPATGAH
NYTLYFMSDAYMGCDQEYKFSVDVK

3D structure

• PDB: 8bcg Conformation-dependent ligand hot spots in the spliceosomal RNA helicase BRR2.
• Chain: B
• Resolution: 2.39 Å

Enzymatic activity

• Enzyme Commision number: 3.6.4.13: RNA helicase.

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	Q9I	B	W593 T606 V609 R634 A635 N638 I639	W191 T204 V207 R232 A233 N236 I237

Gene Ontology

Molecular Function

• GO:0003676 nucleic acid binding
• GO:0005524 ATP binding

External links

• PDB: RCSB:8bcg, PDBe:8bcg, PDBj:8bcg
• PDBsum: 8bcg
• PubMed: 36974964
• UniProt: O75643|U520_HUMAN U5 small nuclear ribonucleoprotein 200 kDa helicase (Gene Name=SNRNP200)