PDB entry 1su4

View 1su4 on RCSB PDB site
Description: Crystal structure of calcium ATPase with two bound calcium ions
Class: hydrolase
Keywords: Ion pump, calcium, membrane protein, P-type ATPase, active transport
Deposited on 2004-03-26, released 2004-05-04
The last revision prior to the SCOP 1.75 freeze date was dated 2004-05-04, with a file datestamp of 2007-06-04.
Experiment type: XRAY
Resolution: 2.4 Å
R-factor: 0.246
AEROSPACI score: 0.32 (click here for full SPACI score report)

Chains and heterogens:

  • Chain 'A':
    Compound: Sarcoplasmic/endoplasmic reticulum calcium ATPase 1
    Species: Oryctolagus cuniculus
    Database cross-references and differences (RAF-indexed):
    • Uniprot P04191 (0-993)
      • see remark 999 (993)
    Domains in SCOP 1.75: d1su4a1, d1su4a2, d1su4a3, d1su4a4
  • Heterogens: CA, NA, HOH

PDB Chain Sequences:

  • Chain 'A':
    Sequence; same for both SEQRES and ATOM records: (download)
    >1su4A (A:)
    meaahsksteeclayfgvsettgltpdqvkrhlekyghnelpaeegkslwelvieqfedl
    lvrilllaacisfvlawfeegeetitafvepfvillilianaivgvwqernaenaiealk
    eyepemgkvyradrksvqrikardivpgdivevavgdkvpadirilsiksttlrvdqsil
    tgesvsvikhtepvpdpravnqdkknmlfsgtniaagkalgivattgvsteigkirdqma
    ateqdktplqqkldefgeqlskvislicvavwlinighfndpvhggswirgaiyyfkiav
    alavaaipeglpavittclalgtrrmakknaivrslpsvetlgctsvicsdktgtlttnq
    msvckmfiidkvdgdfcslnefsitgstyapegevlkndkpirsgqfdglvelaticalc
    ndssldfnetkgvyekvgeatetalttlvekmnvfntevrnlskveranacnsvirqlmk
    keftlefsrdrksmsvycspakssraavgnkmfvkgapegvidrcnyvrvgttrvpmtgp
    vkekilsvikewgtgrdtlrclalatrdtppkreemvlddssrfmeyetdltfvgvvgml
    dpprkevmgsiqlcrdagirvimitgdnkgtaiaicrrigifgeneevadraytgrefdd
    lplaeqreacrraccfarvepshkskiveylqsydeitamtgdgvndapalkkaeigiam
    gsgtavaktasemvladdnfstivaaveegraiynnmkqfirylissnvgevvcifltaa
    lglpealipvqllwvnlvtdglpatalgfnppdldimdrpprspkeplisgwlffrymai
    ggyvgaatvgaaawwfmyaedgpgvtyhqlthfmqctedhphfegldceifeapepmtma
    lsvlvtiemcnalnslsenqslmrmppwvniwllgsiclsmslhflilyvdplpmifklk
    aldltqwlmvlkislpvigldeilkfiarnyleg