Structure of PDB 4f93 Chain B Binding Site BS02

Receptor Information

>4f93 Chain B (length=1723) Species: 9606 (Homo sapiens)

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

Ligand information

• Ligand ID: ATP
• InChI: InChI=1S/C10H16N5O13P3/c11-8-5-9(13-2-12-8)15(3-14-5)10-7(17)6(16)4(26-10)1-25-30(21,22)28-31(23,24)27-29(18,19)20/h2-4,6-7,10,16-17H,1H2,(H,21,22)(H,23,24)(H2,11,12,13)(H2,18,19,20)/t4-,6-,7-,10-/m1/s1
• InChIKey: ZKHQWZAMYRWXGA-KQYNXXCUSA-N
• SMILES:
  OpenEye OEToolkits 1.5.0: c1nc(c2c(n1)n(cn2)C3C(C(C(O3)COP(=O)(O)OP(=O)(O)OP(=O)(O)O)O)O)N
  CACTVS 3.341: Nc1ncnc2n(cnc12)[CH]3O[CH](CO[P](O)(=O)O[P](O)(=O)O[P](O)(O)=O)[CH](O)[CH]3O
  ACDLabs 10.04: O=P(O)(O)OP(=O)(O)OP(=O)(O)OCC3OC(n2cnc1c(ncnc12)N)C(O)C3O
  OpenEye OEToolkits 1.5.0: c1nc(c2c(n1)n(cn2)[C@H]3[C@@H]([C@@H]([C@H](O3)CO[P@@](=O)(O)O[P@](=O)(O)OP(=O)(O)O)O)O)N
  CACTVS 3.341: Nc1ncnc2n(cnc12)[C@@H]3O[C@H](CO[P@](O)(=O)O[P@@](O)(=O)O[P](O)(O)=O)[C@@H](O)[C@H]3O
• Formula: C10 H16 N5 O13 P3
• Name: ADENOSINE-5'-TRIPHOSPHATE
• ChEMBL: CHEMBL14249
• DrugBank: DB00171
• ZINC: ZINC000004261765
• PDB chain: 4f93 Chain B Residue 3002

Receptor-Ligand Complex Structure

Structure summary

• PDB: 4f93 Structural basis for functional cooperation between tandem helicase cassettes in Brr2-mediated remodeling of the spliceosome.
• Resolution: 2.92 Å
• Binding residue (original residue number in PDB): F1325 Q1332 G1353 S1354 G1355 K1356 T1357 E1455 P1694
• Binding residue (residue number reindexed from 1): F923 Q930 G951 S952 G953 K954 T955 E1053 P1292
• Annotation score: 5

Enzymatic activity

• Enzyme Commision number: 3.6.4.13: RNA helicase.

Gene Ontology

Molecular Function

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

External links

• PDB: RCSB:4f93, PDBe:4f93, PDBj:4f93
• PDBsum: 4f93
• PubMed: 23045696
• UniProt: O75643|U520_HUMAN U5 small nuclear ribonucleoprotein 200 kDa helicase (Gene Name=SNRNP200)