PDB entry 1sr6

View 1sr6 on RCSB PDB site
Description: Structure of nucleotide-free scallop myosin S1
Class: contractile protein
Keywords: scallop myosin S1, near rigor, complex salt bridge, novel conformation of nucleotide, CONTRACTILE PROTEIN
Deposited on 2004-03-22, released 2004-06-15
The last revision prior to the SCOPe 2.08 freeze date was dated 2009-02-24, with a file datestamp of 2009-03-01.
Experiment type: XRAY
Resolution: 2.75 Å
R-factor: 0.242
AEROSPACI score: 0.21 (click here for full SPACI score report)

Chains and heterogens:

  • Chain 'A':
    Compound: myosin heavy chain, striated muscle
    Species: Argopecten irradians [TaxId:31199]
    Database cross-references and differences (RAF-indexed): Domains in SCOPe 2.08: d1sr6a1, d1sr6a2
  • Chain 'B':
    Compound: myosin regulatory light chain, striated adductor muscle
    Species: Argopecten irradians [TaxId:31199]
    Database cross-references and differences (RAF-indexed): Domains in SCOPe 2.08: d1sr6b_
  • Chain 'C':
    Compound: myosin essential light chain, striated adductor muscle
    Species: Argopecten irradians [TaxId:31199]
    Database cross-references and differences (RAF-indexed): Domains in SCOPe 2.08: d1sr6c_
  • Heterogens: SO4, MG, CA, HOH

PDB Chain Sequences:

  • Chain 'A':
    Sequence, based on SEQRES records: (download) 
    >1sr6A (A:)
mnidfsdpdfqylavdrkklmkeqtaafdgkkncwvpdekegfasaeiqsskgdeitvki
vadsstrtvkkddiqsmnppkfekledmanmtylneasvlynlrsrytsgliytysglfc
iavnpyrrlpiytdsviakyrgkrkteipphlfsvadnayqnmvtdrenqsclitgesga
gktentkkvimylakvacavkkkdeeasdkkegsledqiiqanpvleaygnakttrnnns
srfgkfirihfgptgkiagadietylleksrvtyqqsaernyhifyqicsnaipelndvm
lvtpdsglysfinqgcltvdniddveefklcdeafdilgftkeekqsmfkctasilhmge
mkfkqrpreeqaesdgtaeaekvaflcginagdllkallkpkvkvgtemvtkgqnmnqvv
nsvgalakslydrmfnwlvrrvnktldtkakrnyyigvldiagfeifdfnsfeqlcinyt
nerlqqffnhhmfileqeeykkegiawefidfgmdlqmcidliekpmgilsileeecmfp
kaddksfqdklyqnhmgknrmftkpgkptrpnqgpahfelhhyagnvpysitgwleknkd
pinenvvallgaskeplvaelfkapeepagggkkkkgkssafqtisavhreslnklmknl
ysthphfvrciipnelkqpglvdaelvlhqlqcngvlegiricrkgfpsrliysefkqry
silapnaipqgfvdgktvsekilaglqmdpaeyrlgttkvffkagvlgnleemrderlsk
iismfqahirgylirkaykklqdqriglsviqrnirkwlvlrnwqwwklyskvkpllsia

    Sequence, based on observed residues (ATOM records): (download) 
    >1sr6A (A:)
sdpdfqylavdrkklmkeqtaafdgkkncwvpdekegfasaeiqsskgdeitvkivadss
trtvkkddiqsmnppkfekledmanmtylneasvlynlrsrytsgliytysglfciavnp
yrrlpiytdsviakyrgkrkteipphlfsvadnayqnmvtdrenqsclitgesgagkten
tkkvimylakvacavgsledqiiqanpvleaygnakttrnnnssrfgkfirihfgptgki
agadietylleksrvtyqqsaernyhifyqicsnaipelndvmlvtpdsglysfinqgcl
tvdniddveefklcdeafdilgftkeekqsmfkctasilhmgemkfkqrpreeqaesdgt
aeaekvaflcginagdllkallkpkvkvgtemvtkgqnmnqvvnsvgalakslydrmfnw
lvrrvnktldtkakrnyyigvldiagfeifdfnsfeqlcinytnerlqqffnhhmfileq
eeykkegiawefidfgmdlqmcidliekpmgilsileeecmfpkaddksfqdklyqnhmg
knrmftkpgkptrpnqgpahfelhhyagnvpysitgwleknkdpinenvvallgaskepl
vaelfkapeqtisavhreslnklmknlysthphfvrciipnelkqpglvdaelvlhqlqc
ngvlegiricrkgfpsrliysefkqrysilapnaipqdgktvsekilaglqmdpaeyrlg
ttkvffkagvlgnleemrderlskiismfqahirgylirkaykklqdqriglsviqrnir
kwlvlrnwqwwklyskvkpll

  • Chain 'B':
    Sequence, based on SEQRES records: (download) 
    >1sr6B (B:)
adkaasgvltklpqkqiqemkeafsmidvdrdgfvskedikaiseqlgrapddkeltaml
keapgplnftmflsifsdklsgtdseetirnafamfdeqetkklnieyikdllenmgdnf
nkdemrmtfkeapveggkfdyvkftamikgsgeeea

    Sequence, based on observed residues (ATOM records): (download) 
    >1sr6B (B:)
pqkqiqemkeafsmidvdrdgfvskedikaiseqlgrapddkeltamlkeapgplnftmf
lsifsdklsgtdseetirnafamfdeqetkklnieyikdllenmgdnfnkdemrmtfkea
pveggkfdyvkftamikgsgeeea

  • Chain 'C':
    Sequence, based on SEQRES records: (download) 
    >1sr6C (C:)
pklsqdeiddlkdvfelfdfwdgrdgavdafklgdvcrclginprnedvfavggthkmge
kslpfeeflpayeglmdceqgtfadymeafktfdregqgfisgaelrhvltalgerlsde
dvdeiikltdlqedlegnvkyedfvkkvmagpypdk

    Sequence, based on observed residues (ATOM records): (download) 
    >1sr6C (C:)
pklsqdeiddlkdvfelfdfwdgrdgavdafklgdvcrclginprnedvfavggthkmge
kslpfeeflpayeglmdceqgtfadymeafktfdregqgfisgaelrhvltalgerlsde
dvdeiikltdlqedlegnvkyedfvkkvmagpypd