2NXP: NTD2 domain of the human TAF5 subunit of TFIID

Structure of NTD2 domain of the human TAF5 subunit of TFIID. Determined by X-ray diffraction at 2.17 Å resolution. Released 9 Jan 2007.

Method
X-ray diffraction
Resolution
2.17 Å
Organism
Homo sapiens
Chains
8
Atoms
10,515
Mol. weight
151.06 kDa
Ligands
CA
Released
9 Jan 2007

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

Secondary structure: helices and β-sheets

2NXP contains 124 α-helices and 16 β-strands across 8 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: 15 helices, 2 β-strands

ElementResiduesLengthSheet
α-helix198-2025
α-helix203-2053
α-helix214-22613
α-helix230-2367
α-helix237-2393
α-helix240-25314
α-helix257-26711
α-helix268-2703
α-helix273-2753
α-helix276-2838
α-helix288-2914
α-helix295-3006
α-helix302-3043
β-strand306-31051
α-helix311-32111
α-helix328-3358
β-strand338-34251
Chain B: 17 helices, 2 β-strands
ElementResiduesLengthSheet
α-helix199-2024
α-helix203-2053
α-helix211-2133
α-helix214-22613
α-helix230-2367
α-helix237-2393
α-helix240-25314
α-helix257-26711
α-helix268-2703
α-helix273-2753
α-helix276-2838
α-helix288-2914
α-helix295-3006
α-helix302-3043
β-strand307-30932
α-helix311-32212
α-helix328-3314
α-helix332-3365
β-strand339-34132
Chain C: 16 helices, 2 β-strands
ElementResiduesLengthSheet
α-helix198-2025
α-helix203-2053
α-helix211-2133
α-helix214-22613
α-helix230-2367
α-helix237-2393
α-helix240-25314
α-helix257-26711
α-helix268-2703
α-helix273-2753
α-helix276-2838
α-helix288-2914
α-helix295-3006
α-helix302-3043
β-strand306-31053
α-helix311-32313
α-helix328-3358
β-strand338-34253
Chain D: 15 helices, 2 β-strands
ElementResiduesLengthSheet
α-helix198-2025
α-helix203-2053
α-helix211-2133
α-helix214-22613
α-helix230-2367
α-helix237-2393
α-helix240-25314
α-helix257-26711
α-helix273-2753
α-helix276-2827
α-helix288-2914
α-helix295-3006
α-helix302-3043
β-strand306-31054
α-helix311-32313
α-helix328-3358
β-strand338-34254
Chain E: 16 helices, 2 β-strands
ElementResiduesLengthSheet
α-helix198-2025
α-helix203-2053
α-helix211-2133
α-helix214-22613
α-helix230-2367
α-helix237-2393
α-helix240-25314
α-helix257-26711
α-helix268-2703
α-helix273-2753
α-helix276-2827
α-helix288-2914
α-helix295-2995
α-helix302-3043
β-strand306-31055
α-helix311-32313
α-helix328-3358
β-strand338-34255
Chain F: 15 helices, 2 β-strands
ElementResiduesLengthSheet
α-helix199-2024
α-helix203-2053
α-helix211-2133
α-helix214-22613
α-helix230-2367
α-helix237-2393
α-helix240-25314
α-helix257-26711
α-helix273-2753
α-helix276-2827
α-helix288-2914
α-helix295-3006
α-helix302-3043
β-strand306-31056
α-helix311-32111
α-helix328-3358
β-strand338-34256
Chain G: 16 helices, 2 β-strands
ElementResiduesLengthSheet
α-helix199-2024
α-helix203-2053
α-helix211-2133
α-helix214-22613
α-helix230-2367
α-helix237-2393
α-helix240-25314
α-helix257-26711
α-helix268-2703
α-helix273-2753
α-helix276-2838
α-helix288-2914
α-helix295-2995
α-helix302-3043
β-strand306-31057
α-helix311-32111
α-helix328-3358
β-strand338-34257
Chain H: 14 helices, 2 β-strands
ElementResiduesLengthSheet
α-helix202-2054
α-helix211-2133
α-helix214-22613
α-helix230-2367
α-helix237-2393
α-helix240-25314
α-helix257-26711
α-helix273-2753
α-helix276-2838
α-helix288-2914
α-helix297-3004
α-helix302-3043
β-strand306-31058
α-helix311-32111
α-helix328-3358
β-strand338-34258

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
Transcription initiation factor TFIID subunit 5A, B, C, D, E, F, G, Hprotein156Homo sapiensQ15542 (AlphaFold model)
Sequence of entity 1 (A, B, C, D, E, F, G, H), FASTA
>2NXP_1 Transcription initiation factor TFIID subunit 5 (chains A, B, C, D, E, F, G, H)
GSVAVEDQPDVSAVLSAYNQQGDPTMYEEYYSGLKHFIECSLDCHRAELSQLFYPLFVHM
YLELVYNQHENEAKSFFEKFHGDQECYYQDDLRVLSSLTKKEHMKGNETMLDFRTSKFVL
RISRDSYQLLKRHLQEKQNNQIWNIVQEHLYIDIFD

Ligands and cofactors

IDNameFormulaCopies
CACalcium ionCa8

Primary citation

Structural analysis and dimerization potential of the human TAF5 subunit of TFIID. Bhattacharya, S., Takada, S., Jacobson, R.H. Proc Natl Acad Sci U S A (2007) 104:1189-1194. DOI 10.1073/pnas.0610297104 · PubMed

Other PDB entries of the same protein (UniProt Q15542 (AlphaFold model), which also has an AlphaFold model), best resolution first:

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