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7ML4

RNA polymerase II initially transcribing complex (ITC)

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(Q)
Transcription initiation factor IIF subunit alphapolymer73582320.61UniProt (P41895)
Pfam (PF05793)
Saccharomyces cerevisiae (baker's yeast)TFIIF-alpha,TFIIF large subunit,Transcription factor G 105 kDa subunit,P105
2B
(R)
Transcription initiation factor IIF subunit betapolymer39846512.41UniProt (A0A6A5PZ00)
Pfam (PF17683)
Pfam (PF02270)
UniProt (by SIFTS) (P41896)
Saccharomyces cerevisiae (baker's yeast)
3C
(D)
DNA-directed RNA polymerase II subunit RPB4polymer22125451.21UniProt (A0A6A5PTI6)
Pfam (PF03874)
UniProt (by SIFTS) (P20433)
Saccharomyces cerevisiae (baker's yeast)
4D
(G)
DNA-directed RNA polymerase II subunit RPB7polymer17119081.11UniProt (A0A6A5Q270)
Pfam (PF03876)
Pfam (PF00575)
UniProt (by SIFTS) (P34087)
Saccharomyces cerevisiae (baker's yeast)
5E
(M)
Transcription initiation factor IIBpolymer34538257.31UniProt (P29055)
Pfam (PF08271)
Pfam (PF00382)
Saccharomyces cerevisiae (baker's yeast)General transcription factor TFIIB,Transcription factor E
6F
(A)
DNA-directed RNA polymerase subunitpolymer1733191821.61UniProt (A0A6A5Q1P2)
Pfam (PF04997)
Pfam (PF00623)
Pfam (PF04983)
Pfam (PF05000)
Pfam (PF04998)
Pfam (PF04992)
Pfam (PF04990)
Pfam (PF05001)
UniProt (by SIFTS) (P04050)
Saccharomyces cerevisiae (baker's yeast)
7G
(B)
DNA-directed RNA polymerase subunit betapolymer1224138937.31UniProt (A0A6A5Q4H2)
Pfam (PF04563)
Pfam (PF04561)
Pfam (PF04565)
Pfam (PF04566)
Pfam (PF04567)
Pfam (PF00562)
Pfam (PF04560)
UniProt (by SIFTS) (P08518)
Saccharomyces cerevisiae (baker's yeast)
8H
(C)
DNA-directed RNA polymerase II subunit RPB3polymer31835330.51UniProt (A0A6A5Q0Z3)
Pfam (PF01193)
Pfam (PF01000)
UniProt (by SIFTS) (P16370)
Saccharomyces cerevisiae (baker's yeast)
9I
(E)
DNA-directed RNA polymerases I, II, and III subunit RPABC1polymer21525117.11UniProt (A0A6A5Q456)
Pfam (PF03871)
Pfam (PF01191)
UniProt (by SIFTS) (P20434)
Saccharomyces cerevisiae (baker's yeast)
10J
(F)
DNA-directed RNA polymerases I,II,and III subunit RPABC2polymer15517931.81UniProt (A0A6L0ZRI7)
Pfam (PF01192)
UniProt (by SIFTS) (P20435)
Saccharomyces cerevisiae (baker's yeast)
11K
(H)
DNA-directed RNA polymerases I, II, and III subunit RPABC3polymer14616525.41UniProt (A0A6A5Q8C2)
Pfam (PF03870)
UniProt (by SIFTS) (P20436)
Saccharomyces cerevisiae (baker's yeast)
12L
(I)
DNA-directed RNA polymerase II subunit RPB9polymer12214308.21UniProt (A0A7I9EWC2)
Pfam (PF02150)
Pfam (PF01096)
UniProt (by SIFTS) (P27999)
Saccharomyces cerevisiae (baker's yeast)
13M
(J)
DNA-directed RNA polymerases II subunit RPABC5polymer708290.71UniProt (A0A6A5Q7Q6)
Pfam (PF01194)
UniProt (by SIFTS) (P22139)
Saccharomyces cerevisiae (baker's yeast)
14N
(K)
DNA-directed RNA polymerase II subunit RPB11polymer12013633.51UniProt (A0A6A5Q7A1)
Pfam (PF13656)
UniProt (by SIFTS) (P38902)
Saccharomyces cerevisiae (baker's yeast)
15O
(L)
DNA-directed RNA polymerases II subunit RPABC4polymer707730.01UniProt (A0A6A5PY05)
Pfam (PF03604)
UniProt (by SIFTS) (P40422)
Saccharomyces cerevisiae (baker's yeast)
16P
(3)
BJ4_G0050160.mRNA.1.CDS.1polymer32138188.41UniProt (A0A7I9BTI9)
Pfam (PF06391)
Pfam (PF17121)
UniProt (by SIFTS) (Q03290)
Saccharomyces cerevisiae (baker's yeast)SX2_G0047880.mRNA.1.CDS.1,Y55_G0047830.mRNA.1.CDS.1
17Q
(0)
General transcription and DNA repair factor IIH helicase subunit XPDpolymer77889899.01UniProt (A0A6A5Q1C1)
Pfam (PF06733)
Pfam (PF06777)
Pfam (PF13307)
UniProt (by SIFTS) (P06839)
Saccharomyces cerevisiae (baker's yeast)
18R
(4)
General transcription and DNA repair factor IIH subunit TFB4polymer33837430.31UniProt (A0A7I9C5C2)
Pfam (PF03850)
UniProt (by SIFTS) (Q12004)
Saccharomyces cerevisiae (baker's yeast)RNA polymerase II transcription factor B subunit 4
19S
(6)
General transcription and DNA repair factor IIHpolymer46152024.71UniProt (A0A7I9FQL5)
Pfam (PF04056)
Pfam (PF07975)
UniProt (by SIFTS) (Q04673)
Saccharomyces cerevisiae (baker's yeast)
20T
(1)
Tfb1polymer54358722.61Pfam (PF08567)
Pfam (PF03909)
UniProt (by SIFTS) (P32776)
Saccharomyces cerevisiae (Baker's yeast)
21U
(7)
General transcription and DNA repair factor IIH helicase subunit XPBpolymer84395461.71UniProt (Q00578)
Pfam (PF13625)
Pfam (PF04851)
Pfam (PF16203)
Saccharomyces cerevisiae (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
22V
(5)
General transcription and DNA repair factor IIH subunit TFB5polymer728243.51UniProt (Q3E7C1)
Pfam (PF06331)
Saccharomyces cerevisiae (baker's yeast)TFIIH subunit TFB5,RNA polymerase II transcription factor B subunit 5
23W
(2)
RNA polymerase II transcription factor B subunit 2polymer51358602.31UniProt (A0A6A5Q2X3)
Pfam (PF03849)
Pfam (PF18307)
UniProt (by SIFTS) (Q02939)
Saccharomyces cerevisiae (baker's yeast)
24X
(X)
Transcription initiation factor IIE subunit betapolymer32837050.41UniProt (A0A6A5PS93)
Pfam (PF02186)
Pfam (PF18121)
Pfam (PF22254)
UniProt (by SIFTS) (P36145)
Saccharomyces cerevisiae (baker's yeast)
25Y
(U)
Transcription initiation factor IIA large subunitpolymer28632230.81UniProt (A0A6A5Q2T8)
Pfam (PF03153)
UniProt (by SIFTS) (P32773)
Saccharomyces cerevisiae (baker's yeast)Y55_G0039490.mRNA.1.CDS.1
26Z
(V)
Transcription initiation factor IIA subunit 2polymer12213473.11UniProt (A0A6A5PRZ0)
Pfam (PF02268)
Pfam (PF02751)
UniProt (by SIFTS) (P32774)
Saccharomyces cerevisiae (baker's yeast)
27AA
(N)
non-template strand DNApolymer3811825.71Saccharomyces cerevisiae
28BA
(T)
template strand DNApolymer14834207.81Saccharomyces cerevisiae
29CA
(O)
TATA-box-binding proteinpolymer24027042.31UniProt (P13393)
Pfam (PF00352)
Saccharomyces cerevisiae (baker's yeast)TATA sequence-binding protein,TBP,TATA-binding factor,TATA-box factor,Transcription factor D,Transcription initiation factor TFIID TBP subunit
30DA
(W)
Transcription initiation factor IIE subunit alphapolymer48254804.81UniProt (A0A6A5PTU5)
Pfam (PF02002)
UniProt (by SIFTS) (P36100)
Saccharomyces cerevisiae (baker's yeast)
31EA
(P)
RNApolymer51649.11Saccharomyces cerevisiae
32FA, GA, HA, JA, KA...
(M, A, B, C, I...)
ZINC IONnon-polymer65.415Chemie (ZN)
33IA
(A)
MAGNESIUM IONnon-polymer24.31Chemie (MG)
34PA
(0)
IRON/SULFUR CLUSTERnon-polymer351.61Chemie (SF4)
Sequence modifications
4: 1 - 338 (UniProt: A0A7I9C5C2)
PDBExternal DatabaseDetails
Unk 113Asp 113conflict
Unk 114Met 114conflict
6: 1 - 461 (UniProt: A0A7I9FQL5)
PDBExternal DatabaseDetails
Unk 412Ile 412conflict
Unk 413Leu 413conflict
Unk 414Lys 414conflict
Unk 415Asn 415conflict
Unk 416His 416conflict
Unk 417Lys 417conflict
Unk 418Asn 418conflict
Unk 419Asp 419conflict
Unk 420Lys 420conflict
Unk 421Leu 421conflict
Unk 422Leu 422conflict
Unk 423Thr 423conflict
Unk 424Ser 424conflict
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains31
Total formula weight1332105.0
Non-Polymers*Number of molecules17
Total formula weight1357.1
All*Total formula weight1333462.0
*Water molecules are not included.

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PDB entries from 2025-06-18

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