PDB entry 2b1i

View 2b1i on RCSB PDB site
Description: crystal structures of transition state analogue inhibitors of inosine monophosphate cyclohydrolase
Class: transferase, hydrolase
Keywords: ATIC, IMPCH, structure-base, transition state analogue, inhibitor, TRANSFERASE, HYDROLASE
Deposited on 2005-09-15, released 2006-11-21
The last revision prior to the SCOPe 2.08 freeze date was dated 2017-10-11, with a file datestamp of 2017-10-06.
Experiment type: XRAY
Resolution: 2.02 Å
R-factor: N/A
AEROSPACI score: 0.3 (click here for full SPACI score report)

Chains and heterogens:

  • Chain 'A':
    Compound: Bifunctional purine biosynthesis protein PURH
    Species: Gallus gallus [TaxId:9031]
    Gene: ATIC, PURH
    Database cross-references and differences (RAF-indexed): Domains in SCOPe 2.08: d2b1ia1, d2b1ia2
  • Chain 'B':
    Compound: Bifunctional purine biosynthesis protein PURH
    Species: Gallus gallus [TaxId:9031]
    Gene: ATIC, PURH
    Database cross-references and differences (RAF-indexed): Domains in SCOPe 2.08: d2b1ib1, d2b1ib2
  • Heterogens: K, 93A, HOH

PDB Chain Sequences:

  • Chain 'A':
    Sequence, based on SEQRES records: (download)
    >2b1iA (A:)
    maarqqlallsvsekaglvefarslnalglgliasggtatalrdaglpvrdvsdltgfpe
    mlggrvktlhpavhagilarnipednadmnkqdfslvrvvvcnlypfvktvsspgvtvpe
    avekidiggvallraaaknharvtvvcdpadyssvakemaaskdkdtsvetrrhlalkaf
    thtaqydaaisdyfrkeyskgvsqlplrygmnphqspaqlyttrpklpltvvngspgfin
    lcdalnawqlvkelkqalgipaaasfkhvspagaavgiplseeeaqvcmvhdlhktltpl
    asayarsrgadrmssfgdfialsdicdvptakiisrevsdgvvapgyeeealkilskkkn
    ggycvlqmdpnyepddneirtlyglqlmqkrnnavidrslfknivtknktlpesavrdli
    vasiavkytqsnsvcyakdgqvigigagqqsrihctrlagdkanswwlrhhprvlsmkfk
    agvkraevsnaidqyvtgtigededlvkwqamfeevpaqlteaekkqwiakltavslssd
    affpfrdnvdrakrigvqfivapsgsaadevvieacnelgitlihtnlrlfhh
    

    Sequence, based on observed residues (ATOM records): (download)
    >2b1iA (A:)
    rqqlallsvsekaglvefarslnalglgliasggtatalrdaglpvrdvsdltgfpemlg
    grvktlhpavhagilarnipednadmnkqdfslvrvvvcnlypfvktvsspgvtvpeave
    kidiggvallraaaknharvtvvcdpadyssvakemaaskdkdtsvetrrhlalkaftht
    aqydaaisdyfrkeyskgvsqlplrygmnphqspaqlyttrpklpltvvngspgfinlcd
    alnawqlvkelkqalgipaaasfkhvspagaavgiplseeeaqvcmvhdlhktltplasa
    yarsrgadrmssfgdfialsdicdvptakiisrevsdgvvapgyeeealkilskkknggy
    cvlqmdpnyepddneirtlyglqlmqkrnnavidrslfknivtknktlpesavrdlivas
    iavkytqsnsvcyakdgqvigigagqqsrihctrlagdkanswwlrhhprvlsmkfkagv
    kraevsnaidqyvtgtigededlvkwqamfeevpaqlteaekkqwiakltavslssdaff
    pfrdnvdrakrigvqfivapsgsaadevvieacnelgitlihtnlrlfhh
    

  • Chain 'B':
    Sequence, based on SEQRES records: (download)
    >2b1iB (B:)
    maarqqlallsvsekaglvefarslnalglgliasggtatalrdaglpvrdvsdltgfpe
    mlggrvktlhpavhagilarnipednadmnkqdfslvrvvvcnlypfvktvsspgvtvpe
    avekidiggvallraaaknharvtvvcdpadyssvakemaaskdkdtsvetrrhlalkaf
    thtaqydaaisdyfrkeyskgvsqlplrygmnphqspaqlyttrpklpltvvngspgfin
    lcdalnawqlvkelkqalgipaaasfkhvspagaavgiplseeeaqvcmvhdlhktltpl
    asayarsrgadrmssfgdfialsdicdvptakiisrevsdgvvapgyeeealkilskkkn
    ggycvlqmdpnyepddneirtlyglqlmqkrnnavidrslfknivtknktlpesavrdli
    vasiavkytqsnsvcyakdgqvigigagqqsrihctrlagdkanswwlrhhprvlsmkfk
    agvkraevsnaidqyvtgtigededlvkwqamfeevpaqlteaekkqwiakltavslssd
    affpfrdnvdrakrigvqfivapsgsaadevvieacnelgitlihtnlrlfhh
    

    Sequence, based on observed residues (ATOM records): (download)
    >2b1iB (B:)
    rqqlallsvsekaglvefarslnalglgliasggtatalrdaglpvrdvsdltgfpemlg
    grvktlhpavhagilarnipednadmnkqdfslvrvvvcnlypfvktvsspgvtvpeave
    kidiggvallraaaknharvtvvcdpadyssvakemaaskdkdtsvetrrhlalkaftht
    aqydaaisdyfrkeyskgvsqlplrygmnphqspaqlyttrpklpltvvngspgfinlcd
    alnawqlvkelkqalgipaaasfkhvspagaavgiplseeeaqvcmvhdlhktltplasa
    yarsrgadrmssfgdfialsdicdvptakiisrevsdgvvapgyeeealkilskkknggy
    cvlqmdpnyepddneirtlyglqlmqkrnnavidrslfknivtknktlpesavrdlivas
    iavkytqsnsvcyakdgqvigigagqqsrihctrlagdkanswwlrhhprvlsmkfkagv
    kraevsnaidqyvtgtigededlvkwqamfeevpaqlteaekkqwiakltavslssdaff
    pfrdnvdrakrigvqfivapsgsaadevvieacnelgitlihtnlrlfhh