Structure of PDB 9b5i Chain A

Receptor sequence
>9b5iA (length=985) Species: 284812 (Schizosaccharomyces pombe 972h-) [Search protein sequence]
TIDEGLYSRQLYVLGHEAMKQMSQSNVLIIGCKGLGVEIAKNVCLAGVKS
VTLYDPQPTRIEDLSSQYFLTEDDIGVPRAKVTVSKLAELNQYVPVSVVD
ELSTEYLKNFKCVVVTETSLTKQLEINDFTHKNHIAYIAADSRGLFGSIF
CDFGENFICTDTDGNEPLTGMIASITDDGVVTMLEETRHGLENGDFVKFT
EVKGMPGLNDGTPRKVEVKGPYTFSIGSVKDLGSAGYNGVFTQVKVPTKI
SFKSLRESLKDPEYVYPDFGKMMRPPQYHIAFQALSAFADAHEGSLPRPR
NDIDAAEFFEFCKKIASTLQFDVELDEKLIKEISYQARGDLVAMSAFLGG
AVAQEVLKATTSKFYPLKQYFYFDSLESLPSSVTISEETCKPRGCRYDGQ
IAVFGSEFQEKIASLSTFLVGAGAIGCEMLKNWAMMGVATGESGHISVTD
MDSIEKSNLNRQFLFRPRDVGKLKSECASTAVSIMNPSLTGKITSYQERV
GPESEGIFGDEFFEKLSLVTNALDNVEARMYVDRRCVFFEKPLLESGTLG
TKGNTQVVVPHLTESYGSSQDPPEKSFPICTLKNFPNRIEHTIAWARDLF
EGLFKQPIDNVNMYLSSPNFLETSLKTSSNPREVLENIRDYLVTEKPLSF
EECIMWARLQFDKFFNNNIQQLLFNFPKDSVTSTGQPFWSGPKRAPTPLS
FDIHNREHFDFIVAAASLYAFNYGLKSETDPAIYERVLAGYNPPPFAPKS
GIANKDKQELKSIADSLPPPSSLVGFRLTPAEFEKDDDSNHHIDFITAAS
NLRAMNYDITPADRFKTKFVAGKIVPAMCTSTAVVSGLVCLELVKLVDGK
KKIEEYKNGFFNLAIGLFTFSDPIASPKMKVNGKEIDKIWDRYNLPDCTL
QELIDYFQKEEGLEVTMLSSGVSLLYANFQPPKKLAERLPLKISELVEQI
TKKKLEPFRKHLVLEICCDDANGEDVEVPFICIKL
3D structure
PDB9b5i Structural basis for transthiolation intermediates in the ubiquitin pathway
ChainA
Resolution2.7 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 6.2.1.45: E1 ubiquitin-activating enzyme.
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 POP A R22 R474 K487 R9 R461 K474
BS02 AMP A D463 M464 R474 K487 R512 V513 L536 D537 N538 D450 M451 R461 K474 R499 V500 L523 D524 N525
BS03 A1AIV A P591 I592 C593 P578 I579 C580
Gene Ontology
Molecular Function
GO:0000287 magnesium ion binding
GO:0004839 ubiquitin activating enzyme activity
GO:0005515 protein binding
GO:0005524 ATP binding
GO:0016874 ligase activity
GO:0016887 ATP hydrolysis activity
Biological Process
GO:0006511 ubiquitin-dependent protein catabolic process
GO:0006974 DNA damage response
GO:0016567 protein ubiquitination
Cellular Component
GO:0005634 nucleus
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:9b5i, PDBe:9b5i, PDBj:9b5i
PDBsum9b5i
PubMed39143218
UniProtO94609|UBA1_SCHPO Ubiquitin-activating enzyme E1 1 (Gene Name=ptr3)

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