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7O4K

Yeast TFIIH in the contracted state within the pre-initiation complex

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(0)
General transcription and DNA repair factor IIH helicase subunit XPDpolymer77889899.01UniProt (P06839)
Pfam (PF06733)
Pfam (PF06777)
Pfam (PF13307)
Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast)TFIIH subunit XPD,DNA repair helicase RAD3,RNA polymerase II transcription factor B subunit RAD3,TFB subunit RAD3
2B
(1)
General transcription and DNA repair factor IIH subunit TFB1polymer64573194.51UniProt (P32776)
Pfam (PF08567)
Pfam (PF03909)
Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast)TFIIH subunit TFB1,RNA polymerase II transcription factor B 73 kDa subunit,RNA polymerase II transcription factor B p73 subunit,RNA polymerase II transcription factor B subunit 1
3C
(2)
General transcription and DNA repair factor IIH subunit TFB2polymer51758900.61UniProt (Q02939)
Pfam (PF03849)
Pfam (PF18307)
Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast)TFIIH subunit TFB2,RNA polymerase II transcription factor B 52 kDa subunit,RNA polymerase II transcription factor B p52 subunit,RNA polymerase II transcription factor B subunit 2
4D
(3)
RNA polymerase II transcription factor B subunit 3polymer32438480.71UniProt (Q03290)
Pfam (PF06391)
Pfam (PF17121)
Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast)RNA polymerase II transcription factor B 38 kDa subunit,RNA polymerase II transcription factor B p38 subunit
5E
(4)
General transcription and DNA repair factor IIH subunit TFB4polymer34137778.71UniProt (Q12004)
Pfam (PF03850)
Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast)TFIIH subunit TFB4,RNA polymerase II transcription factor B 34 kDa subunit,RNA polymerase II transcription factor B p34 subunit,RNA polymerase II transcription factor B subunit 4
6F
(5)
General transcription and DNA repair factor IIH subunit TFB5polymer768541.81UniProt (Q3E7C1)
Pfam (PF06331)
Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast)TFIIH subunit TFB5,RNA polymerase II transcription factor B subunit 5
7G
(6)
General transcription and DNA repair factor IIH subunit SSL1polymer46452571.21UniProt (Q04673)
Pfam (PF04056)
Pfam (PF07975)
Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast)TFIIH subunit SSL1,RNA polymerase II transcription factor B subunit SSL1,TFB subunit SSL1,Suppressor of stem-loop protein 1
8H
(7)
General transcription and DNA repair factor IIH helicase subunit XPBpolymer84395461.71UniProt (Q00578)
Pfam (PF13625)
Pfam (PF04851)
Pfam (PF16203)
Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast)TFIIH subunit XPB,DNA repair helicase RAD25,RNA polymerase II transcription factor B subunit SSL2,TFB subunit SSL2,Suppressor of stem-loop mutation 2
9I
(A)
DNA-directed RNA polymerase II subunit RPB1polymer1733191821.61UniProt (P04050)
Pfam (PF04997)
Pfam (PF00623)
Pfam (PF04983)
Pfam (PF05000)
Pfam (PF04998)
Pfam (PF04992)
Pfam (PF04990)
Pfam (PF05001)
Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast)RNA polymerase II subunit B1,DNA-directed RNA polymerase III largest subunit,RNA polymerase II subunit B220
10J
(B)
DNA-directed RNA polymerase II subunit RPB2polymer1224138937.31UniProt (P08518)
Pfam (PF04563)
Pfam (PF04561)
Pfam (PF04565)
Pfam (PF04566)
Pfam (PF04567)
Pfam (PF00562)
Pfam (PF04560)
Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast)RNA polymerase II subunit 2,B150,DNA-directed RNA polymerase II 140 kDa polypeptide
11K
(D)
DNA-directed RNA polymerase II subunit RPB4polymer22125451.21UniProt (P20433)
Pfam (PF03874)
Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast)RNA polymerase II subunit B4,B32,DNA-directed RNA polymerase II 32 kDa polypeptide
12L
(F)
DNA-directed RNA polymerases I, II, and III subunit RPABC2polymer15517931.81UniProt (P20435)
Pfam (PF01192)
Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast)RNA polymerases I,II,and III subunit ABC2,ABC23,DNA-directed RNA polymerases I,and III 23 kDa polypeptide
13M
(G)
DNA-directed RNA polymerase II subunit RPB7polymer17719909.91UniProt (P34087)
Pfam (PF03876)
Pfam (PF00575)
Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast)RNA polymerase II subunit B7,B16
14N
(N)
Non-template DNApolymer10632717.01synthetic construct
15O
(T)
Template DNApolymer10632680.91synthetic construct
16P
(W)
Transcription initiation factor IIE subunit alphapolymer49255951.01UniProt (P36100)
Pfam (PF02002)
Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast)TFIIE-alpha,Factor A 66 kDa subunit,Transcription factor A large subunit
17Q
(X)
Transcription initiation factor IIE subunit betapolymer32837050.41UniProt (P36145)
Pfam (PF02186)
Pfam (PF18121)
Pfam (PF22254)
Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast)TFIIE-beta,Factor A 43 kDa subunit,Transcription factor A small subunit
18R
(0)
IRON/SULFUR CLUSTERnon-polymer351.61Chemie (SF4)
19CA, DA, EA, S, T...
(A, B, W, 3, 4...)
ZINC IONnon-polymer65.410Chemie (ZN)
20Z
(7)
BERYLLIUM TRIFLUORIDE IONnon-polymer66.01Chemie (BEF)
21AA
(7)
MAGNESIUM IONnon-polymer24.31Chemie (MG)
22BA
(7)
ADENOSINE-5'-DIPHOSPHATEnon-polymer427.21Chemie (ADP)
Sequence modifications
1: 1 - 642 (UniProt: P32776)
PDBExternal DatabaseDetails
Gly -2-expression tag
Gly -1-expression tag
Ser 0-expression tag
2: 1 - 513 (UniProt: Q02939)
PDBExternal DatabaseDetails
Gly -3-expression tag
Pro -2-expression tag
Gly -1-expression tag
Ser 0-expression tag
3: 1 - 321 (UniProt: Q03290)
PDBExternal DatabaseDetails
Gly -2-expression tag
Pro -1-expression tag
His 0-expression tag
4: 1 - 338 (UniProt: Q12004)
PDBExternal DatabaseDetails
Ser -2-expression tag
Asn -1-expression tag
Ala 0-expression tag
5: 1 - 72 (UniProt: Q3E7C1)
PDBExternal DatabaseDetails
Gly -3-expression tag
Pro -2-expression tag
Gly -1-expression tag
Ser 0-expression tag
6: 1 - 461 (UniProt: Q04673)
PDBExternal DatabaseDetails
Gly -2-expression tag
Gly -1-expression tag
Ser 0-expression tag
G: 1 - 171 (UniProt: P34087)
PDBExternal DatabaseDetails
His 172-expression tag
His 173-expression tag
His 174-expression tag
His 175-expression tag
His 176-expression tag
His 177-expression tag
W: 1 - 482 (UniProt: P36100)
PDBExternal DatabaseDetails
Ala 483-expression tag
Ala 484-expression tag
Ala 485-expression tag
Leu 486-expression tag
Glu 487-expression tag
His 488-expression tag
His 489-expression tag
His 490-expression tag
His 491-expression tag
His 492-expression tag
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains17
Total formula weight1007279.5
Non-Polymers*Number of molecules14
Total formula weight1523.2
All*Total formula weight1008802.7
*Water molecules are not included.

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PDB entries from 2025-06-11

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