PDB entry 2r6g

View 2r6g on RCSB PDB site
Description: The Crystal Structure of the E. coli Maltose Transporter
Class: hydrolase/transport protein
Keywords: ABC transporter, catalytic intermediate, E. coli maltose transporter, MBP, maltodextrin binding protein, MalK, ATP binding cassette, ATP-binding, Hydrolase, Inner membrane, Membrane, Nucleotide-binding, Sugar transport, Transmembrane, HYDROLASE-TRANSPORT PROTEIN COMPLEX
Deposited on 2007-09-05, released 2007-11-27
The last revision prior to the SCOPe 2.07 freeze date was dated 2017-10-25, with a file datestamp of 2017-10-20.
Experiment type: XRAY
Resolution: 2.8 Å
R-factor: N/A
AEROSPACI score: 0.16 (click here for full SPACI score report)

Chains and heterogens:

  • Chain 'A':
    Compound: Maltose/maltodextrin import ATP-binding protein malK
    Species: Escherichia coli [TaxId:83333]
    Gene: malK
    Database cross-references and differences (RAF-indexed):
    • Uniprot Q1R3Q1 (Start-370)
      • engineered (158)
      • expression tag (371)
    Domains in SCOPe 2.07: d2r6ga1, d2r6ga2, d2r6ga3
  • Chain 'B':
    Compound: Maltose/maltodextrin import ATP-binding protein malK
    Species: Escherichia coli [TaxId:83333]
    Gene: malK
    Database cross-references and differences (RAF-indexed):
    • Uniprot Q1R3Q1 (Start-370)
      • engineered (158)
      • expression tag (371-372)
    Domains in SCOPe 2.07: d2r6gb1, d2r6gb2, d2r6gb3
  • Chain 'E':
    Compound: Maltose-binding periplasmic protein
    Species: Escherichia coli [TaxId:83333]
    Gene: malE
    Database cross-references and differences (RAF-indexed): Domains in SCOPe 2.07: d2r6ge_
  • Chain 'F':
    Compound: Maltose transport system permease protein malF
    Species: Escherichia coli [TaxId:83333]
    Gene: malF
    Database cross-references and differences (RAF-indexed): Domains in SCOPe 2.07: d2r6gf1, d2r6gf2
  • Chain 'G':
    Compound: Maltose transport system permease protein malG
    Species: Escherichia coli [TaxId:83333]
    Gene: malG
    Database cross-references and differences (RAF-indexed): Domains in SCOPe 2.07: d2r6gg1
  • Heterogens: ATP, MAL

PDB Chain Sequences:

  • Chain 'A':
    Sequence, based on SEQRES records: (download)
    >2r6gA (A:)
    masvqlqnvtkawgevvvskdinldihegefvvfvgpsgcgkstllrmiagletitsgdl
    figekrmndtppaergvgmvfqsyalyphlsvaenmsfglklagakkevinqrvnqvaev
    lqlahlldrkpkalsggqrqrvaigrtlvaepsvflldqplsnldaalrvqmrieisrlh
    krlgrtmiyvthdqveamtladkivvldagrvaqvgkplelyhypadrfvagfigspkmn
    flpvkvtataidqvqvelpmpnrqqvwlpvesrdvqvganmslgirpehllpsdiadvil
    egevqvveqlgnetqihiqipsirqnlvyrqndvvlveegatfaiglpperchlfredgt
    acrrlhkepgvasashhhhhh
    

    Sequence, based on observed residues (ATOM records): (download)
    >2r6gA (A:)
    asvqlqnvtkawgevvvskdinldihegefvvfvgpsgcgkstllrmiagletitsgdlf
    igekrmndtppaergvgmvfqsyalyphlsvaenmsfglklagakkevinqrvnqvaevl
    qlahlldrkpkalsggqrqrvaigrtlvaepsvflldqplsnldaalrvqmrieisrlhk
    rlgrtmiyvthdqveamtladkivvldagrvaqvgkplelyhypadrfvagfigspkmnf
    lpvkvtataidqvqvelpmpnrqqvwlpvesrdvqvganmslgirpehllpsdiadvile
    gevqvveqlgnetqihiqipsirqnlvyrqndvvlveegatfaiglpperchlfredgta
    crrlhkepgva
    

  • Chain 'B':
    Sequence, based on SEQRES records: (download)
    >2r6gB (B:)
    masvqlqnvtkawgevvvskdinldihegefvvfvgpsgcgkstllrmiagletitsgdl
    figekrmndtppaergvgmvfqsyalyphlsvaenmsfglklagakkevinqrvnqvaev
    lqlahlldrkpkalsggqrqrvaigrtlvaepsvflldqplsnldaalrvqmrieisrlh
    krlgrtmiyvthdqveamtladkivvldagrvaqvgkplelyhypadrfvagfigspkmn
    flpvkvtataidqvqvelpmpnrqqvwlpvesrdvqvganmslgirpehllpsdiadvil
    egevqvveqlgnetqihiqipsirqnlvyrqndvvlveegatfaiglpperchlfredgt
    acrrlhkepgvasashhhhhh
    

    Sequence, based on observed residues (ATOM records): (download)
    >2r6gB (B:)
    asvqlqnvtkawgevvvskdinldihegefvvfvgpsgcgkstllrmiagletitsgdlf
    igekrmndtppaergvgmvfqsyalyphlsvaenmsfglklagakkevinqrvnqvaevl
    qlahlldrkpkalsggqrqrvaigrtlvaepsvflldqplsnldaalrvqmrieisrlhk
    rlgrtmiyvthdqveamtladkivvldagrvaqvgkplelyhypadrfvagfigspkmnf
    lpvkvtataidqvqvelpmpnrqqvwlpvesrdvqvganmslgirpehllpsdiadvile
    gevqvveqlgnetqihiqipsirqnlvyrqndvvlveegatfaiglpperchlfredgta
    crrlhkepgvas
    

  • Chain 'E':
    Sequence; same for both SEQRES and ATOM records: (download)
    >2r6gE (E:)
    kieegklviwingdkgynglaevgkkfekdtgikvtvehpdkleekfpqvaatgdgpdii
    fwahdrfggyaqsgllaeitpdkafqdklypftwdavryngkliaypiavealsliynkd
    llpnppktweeipaldkelkakgksalmfnlqepyftwpliaadggyafkyengkydikd
    vgvdnagakagltflvdliknkhmnadtdysiaeaafnkgetamtingpwawsnidtskv
    nygvtvlptfkgqpskpfvgvlsaginaaspnkelakeflenylltdegleavnkdkplg
    avalksyeeelakdpriaatmenaqkgeimpnipqmsafwyavrtavinaasgrqtvdea
    lkdaqtritk
    

  • Chain 'F':
    Sequence, based on SEQRES records: (download)
    >2r6gF (F:)
    mdvikkkhwwqsdalkwsvlgllgllvgylvvlmyaqgeylfaittlilssaglyifanr
    kayawryvypgmagmglfvlfplvctiaiaftnysstnqltferaqevlldrswqagkty
    nfglypagdewqlalsdgetgknylsdafkfggeqklqlkettaqpegeranlrvitqnr
    qalsditailpdgnkvmmsslrqfsgtqplytldgdgtltnnqsgvkyrpnnqigfyqsi
    tadgnwgdeklspgytvttgwknftrvftdegiqkpflaifvwtvvfslitvfltvavgm
    vlaclvqwealrgkavyrvllilpyavpsfisilifkglfnqsfgeinmmlsalfgvkpa
    wfsdpttartmliivntwlgypymmilcmgllkaipddlyeasamdgagpfqnffkitlp
    llikpltplmiasfafnfnnfvliqlltnggpdrlgtttpagytdllvnytyriafeggg
    gqdfglaaaiatlifllvgalaivnlkatrmkfd
    

    Sequence, based on observed residues (ATOM records): (download)
    >2r6gF (F:)
    dalkwsvlgllgllvgylvvlmyaqgeylfaittlilssaglyifanrkayawryvypgm
    agmglfvlfplvctiaiaftnysstnqltferaqevlldrswqagktynfglypagdewq
    lalsdgetgknylsdafkfggeqklqlkettaqpegeranlrvitqnrqalsditailpd
    gnkvmmsslrqfsgtqplytldgdgtltnnqsgvkyrpnnqigfyqsitanwgdeklspg
    ytvttgwknftrvftdegiqkpflaifvwtvvfslitvfltvavgmvlaclvqwealrgk
    avyrvllilpyavpsfisilifkglfnqsfgeinmmlsalfgvkpawfsdpttartmlii
    vntwlgypymmilcmgllkaipddlyeasamdgagpfqnffkitlpllikpltplmiasf
    afnfnnfvliqlltnggpdrlgtttpagytdllvnytyriafeggggqdfglaaaiatli
    fllvgalaiv
    

  • Chain 'G':
    Sequence, based on SEQRES records: (download)
    >2r6gG (G:)
    mamvqpksqkarlfithlllllfiaaimfpllmvvaislrqgnfatgslipeqiswdhwk
    lalgfsveqadgritpppfpvllwlwnsvkvagisaigivalsttcayafarmrfpgkat
    llkgmlifqmfpavlslvalyalfdrlgeyipfiglnthggvifaylggialhvwtikgy
    fetidssleeaaaldgatpwqafrlvllplsvpilavvfilsfiaaitevpvaslllrdv
    nsytlavgmqqylnpqnylwgdfaaaavmsalpitivfllaqrwlvngltaggvkg
    

    Sequence, based on observed residues (ATOM records): (download)
    >2r6gG (G:)
    ksqkarlfithlllllfiaaimfpllmvvaislrqgnfatgslipeqiswdhwklalgfs
    vitpppfpvllwlwnsvkvagisaigivalsttcayafarmrfpgkatllkgmlifqmfp
    avlslvalyalfdrlgeyipfiglnthggvifaylggialhvwtikgyfetidssleeaa
    aldgatpwqafrlvllplsvpilavvfilsfiaaitevpvaslllrdvnsytlavgmqqy
    lnpqnylwgdfaaaavmsalpitivfllaqrwlvngltaggvkg