2XI3: HCV-H77 NS5B Polymerase

HCV-H77 NS5B Polymerase Complexed With GTP. Determined by X-ray diffraction at 1.7 Å resolution. Released 4 Aug 2010.

Method
X-ray diffraction
Resolution
1.7 Å
Organism
Hepatitis C virus (isolate H77)
Chains
2
Atoms
9,689
Mol. weight
130.31 kDa
Ligands
MG, GTP
Released
4 Aug 2010

Explore 2XI3 in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

2XI3 contains 86 α-helices and 57 β-strands across 2 chains. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.

Chain A: 43 helices, 28 β-strands

ElementResiduesLengthSheet
β-strand211
β-strand4-632
α-helix9-113
β-strand2013
α-helix21-233
α-helix25-306
α-helix34-363
β-strand37-3933
α-helix42-443
α-helix45-528
β-strand5511
α-helix62-7514
β-strand7914
α-helix82-843
α-helix85-906
α-helix97-993
α-helix105-1095
α-helix113-12816
α-helix133-1353
β-strand136-14052
β-strand144-14633
β-strand14815
α-helix149-1513
β-strand15315
α-helix155-1584
β-strand159-16242
α-helix165-18723
α-helix188-1903
β-strand19116
α-helix192-1943
α-helix197-20913
β-strand214-21966
β-strand22117
α-helix224-2274
α-helix230-24011
β-strand24414
α-helix247-25610
α-helix257-2615
β-strand264-26742
β-strand273-27752
α-helix287-30620
β-strand309-31686
β-strand319-32576
α-helix329-34517
β-strand35017
β-strand35716
α-helix360-3623
β-strand36518
β-strand368-37478
β-strand380-38678
α-helix389-40012
α-helix407-4159
α-helix419-4202
α-helix421-4266
α-helix427-4359
β-strand443-44759
β-strand450-45459
α-helix456-4583
α-helix459-4679
α-helix469-4724
β-strand47518
α-helix479-49214
α-helix494-4963
α-helix497-51418
α-helix516-5205
α-helix521-5255
α-helix527-5293
α-helix533-5353
α-helix537-5393
α-helix540-5445
β-strand56119
Chain B: 43 helices, 29 β-strands
ElementResiduesLengthSheet
β-strand2110
β-strand4-6311
α-helix9-113
β-strand20112
α-helix21-233
α-helix25-306
α-helix34-363
β-strand37-39312
α-helix42-443
α-helix45-517
β-strand55110
α-helix62-7514
β-strand79113
α-helix82-843
α-helix85-906
α-helix96-994
α-helix105-1095
α-helix113-12816
α-helix133-1353
β-strand136-140511
β-strand144-146312
β-strand148114
α-helix149-1513
β-strand153114
α-helix155-1584
β-strand159-162411
α-helix165-18723
α-helix188-1903
β-strand191115
α-helix192-1943
α-helix197-20913
β-strand214-219615
β-strand221116
α-helix224-2274
α-helix230-24011
β-strand244113
α-helix247-25610
α-helix257-2615
β-strand264-267411
β-strand273-277511
α-helix287-30620
β-strand309-316815
β-strand319-325715
α-helix329-34517
β-strand350116
β-strand357115
α-helix360-3623
β-strand365117
β-strand368117
β-strand369-374618
β-strand380-385618
α-helix389-40012
α-helix407-4148
α-helix419-4202
α-helix421-4266
α-helix427-4359
β-strand443-447519
β-strand450-454519
α-helix456-4583
α-helix459-4679
α-helix469-4724
β-strand475118
α-helix479-49214
α-helix494-4963
α-helix497-51216
α-helix516-5205
α-helix521-5255
α-helix527-5293
α-helix533-5353
α-helix537-5393
α-helix540-5445
β-strand561119

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
RNA-directed RNA polymeraseA, Bprotein576Hepatitis C virus (isolate H77)P27958 (AlphaFold model)
Sequence of entity 1 (A, B), FASTA
>2XI3_1 RNA-directed RNA polymerase (chains A, B)
SMSYSWTGALVTPCAAEEQKLPINALSNSLLRHHNLVYSTTSRSACQRQKKVTFDRLQVL
DSHYHDVLKEVKAAASKVKANLLSVEEACSLTPPHSAKSKFGYGAKDVRCHARKAVAHIN
SVWKDLLEDSVTPIDTTIMAKNEVFCVQPEKGGRKPARLIVFPDLGVRVCEKMALYDVVS
KLPLAVMGSSYGFQYSPGQRVEFLVQAWKSKKTPMGFSYDTRCFDSTVTESDIRTEEAIY
QCCDLDPQARVAIKSLTERLYVGGPLTNSRGENCGYRRCRASGVLTTSCGNTLTCYIKAR
AACRAAGLQDCTMLVCGDDLVVICESAGVQEDAASLRAFTEAMTRYSAPPGDPPQPEYDL
ELITSCSSNVSVAHDGAGKRVYYLTRDPTTPLARAAWETARHTPVNSWLGNIIMFAPTLW
ARMILMTHFFSVLIARDQLEQALNCEIYGACYSIEPLDLPPIIQRLHGLSAFSLHSYSPG
EINRVAACLRKLGVPPLRAWRHRARSVRARLLSRGGRAAICGKYLFNWAVRTKLKLTPIA
AAGRLDLSGWFTAGYSGGDIYHSVSHARPRHHHHHH

Ligands and cofactors

IDNameFormulaCopies
MGMagnesium ionMg5
GTPGuanosine-5'-triphosphateC10 H16 N5 O14 P35

Primary citation

Further Insights Into the Roles of GTP and the C- Terminus of the Hepatitis C Virus Polymerase in the Initiation of RNA Synthesis. Harrus, D., Ahmed-El-Sayed, N., Simister, P.C. et al. J Biol Chem (2010) 285:32906. DOI 10.1074/JBC.M110.151316 · PubMed

Other PDB entries of the same protein (UniProt P27958 (AlphaFold model), which also has an AlphaFold model), best resolution first:

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