PDB entry 1tl8

View 1tl8 on RCSB PDB site
Description: Human DNA topoisomerase I (70 kDa) in complex with the indenoisoquinoline AI-III-52 and covalent complex with a 22 base pair DNA duplex
Class: isomerase/DNA
Keywords: complex (isomerase/DNA), DNA, topoisomerase I, drug, poison, idenoisoquinoline
Deposited on 2004-06-09, released 2005-06-21
The last revision prior to the SCOP 1.73 freeze date was dated 2005-07-26, with a file datestamp of 2007-06-04.
Experiment type: XRAY
Resolution: 3.1 Å
R-factor: 0.229
AEROSPACI score: 0.18 (click here for full SPACI score report)

Chains and heterogens:

  • Chain 'A':
    Compound: DNA topoisomerase I
    Species: HOMO SAPIENS
    Gene: TOP1
    Database cross-references and differences (RAF-indexed):
    • Uniprot P11387 (Start-591)
      • modified residue (549)
    Domains in SCOP 1.73: d1tl8a1, d1tl8a2, d1tl8a3
  • Chain 'B':
    Compound: 5'-d(*ap*ap*ap*ap*ap*gp*ap*cp*tp*t)-3'
  • Chain 'C':
    Compound: 5'-d(*(tpc)p*gp*ap*ap*ap*ap*ap*tp*tp*tp*tp*t)-3'
  • Chain 'D':
    Compound: 5'-d(*ap*ap*ap*ap*ap*tp*tp*tp*tp*tp*cp*gp*ap*ap*gp*tp*cp*tp*tp*tp*tp*t)-3'
  • Heterogens: AI3

PDB Chain Sequences:

  • Chain 'A':
    Sequence, based on SEQRES records: (download) 
    >1tl8A (A:)
kkpknkdkdkkvpepdnkkkkpkkeeeqkwkwweeerypegikwkflehkgpvfappyep
lpenvkfyydgkvmklspkaeevatffakmldheyttkeifrknffkdwrkemtneekni
itnlskcdftqmsqyfkaqtearkqmskeeklkikeenekllkeygfcimdnhkerianf
kieppglfrgrgnhpkmgmlkrrimpediiincskdakvpspppghkwkevrhdnkvtwl
vswteniqgsikyimlnpssrikgekdwqkyetarrlkkcvdkirnqyredwkskemkvr
qravalyfidklalragnekeegetadtvgccslrvehinlhpeldgqeyvvefdflgkd
siryynkvpvekrvfknlqlfmenkqpeddlfdrlntgilnkhlqdlmegltakvfrtyn
asitlqqqlkeltapdenipakilsynranravailcnhqrappktfeksmmnlqtkida
kkeqladarrdlksakadakvmkdaktkkvveskkkavqrleeqlmklevqatdreenkq
ialgtsklnyldpritvawckkwgvpiekiynktqrekfawaidmadedyef

    Sequence, based on observed residues (ATOM records): (download) 
    >1tl8A (A:)
qkwkwweeerypegikwkflehkgpvfappyeplpenvkfyydgkvmklspkaeevatff
akmldheyttkeifrknffkdwrkemtneekniitnlskcdftqmsqyfkaqtearkqms
keeklkikeenekllkeygfcimdnhkerianfkieppglfrgrgnhpkmgmlkrrimpe
diiincskdakvpspppghkwkevrhdnkvtwlvswteniqgsikyimlnpssrikgekd
wqkyetarrlkkcvdkirnqyredwkskemkvrqravalyfidklalragnekeegetad
tvgccslrvehinlhpeldgqeyvvefdflgkdsiryynkvpvekrvfknlqlfmenkqp
eddlfdrlntgilnkhlqdlmegltakvfrtynasitlqqqlkeltapdenipakilsyn
ranravailcnhqrappktfeksmmnlqtkidakkeqladarrdlksakadakvmkdakt
kkvveskkkavqrleeqlmklevqatdreenkqialgtsklnyldpritvawckkwgvpi
ekiynktqrekfawaidmadedyef

  • Chain 'B':
    No sequence available.

  • Chain 'C':
    No sequence available.

  • Chain 'D':
    No sequence available.