PDB entry 1q1b

View 1q1b on RCSB PDB site
Description: Crystal structure of E. coli MalK in the nucleotide-free form
Class: transport protein
Keywords: Nucleotide-free form, semi-open dimer, sugar transport, TRANSPORT PROTEIN
Deposited on 2003-07-18, released 2003-09-30
The last revision prior to the SCOPe 2.04 freeze date was dated 2011-07-13, with a file datestamp of 2011-05-08.
Experiment type: XRAY
Resolution: 2.8 Å
R-factor: 0.249
AEROSPACI score: 0.18 (click here for full SPACI score report)

Chains and heterogens:

  • Chain 'A':
    Compound: Maltose/maltodextrin transport ATP-binding protein malK
    Species: Escherichia coli [TaxId:83333]
    Gene: MALK OR B4035 OR Z5633 OR ECS5018
    Database cross-references and differences (RAF-indexed): Domains in SCOPe 2.04: d1q1ba1, d1q1ba2
  • Chain 'B':
    Compound: Maltose/maltodextrin transport ATP-binding protein malK
    Species: Escherichia coli [TaxId:83333]
    Gene: MALK OR B4035 OR Z5633 OR ECS5018
    Database cross-references and differences (RAF-indexed): Domains in SCOPe 2.04: d1q1bb1, d1q1bb2
  • Chain 'C':
    Compound: Maltose/maltodextrin transport ATP-binding protein malK
    Species: Escherichia coli [TaxId:83333]
    Gene: MALK OR B4035 OR Z5633 OR ECS5018
    Database cross-references and differences (RAF-indexed): Domains in SCOPe 2.04: d1q1bc1, d1q1bc2
  • Chain 'D':
    Compound: Maltose/maltodextrin transport ATP-binding protein malK
    Species: Escherichia coli [TaxId:83333]
    Gene: MALK OR B4035 OR Z5633 OR ECS5018
    Database cross-references and differences (RAF-indexed): Domains in SCOPe 2.04: d1q1bd1, d1q1bd2

PDB Chain Sequences:

  • Chain 'A':
    Sequence, based on SEQRES records: (download) 
    >1q1bA (A:)
masvqlqnvtkawgevvvskdinldihegefvvfvgpsgcgkstllrmiagletitsgdl
figekrmndtppaergvgmvfqsyalyphlsvaenmsfglklagakkevinqrvnqvaev
lqlahlldrkpkalsggqrqrvaigrtlvaepsvflldeplsnldaalrvqmrieisrlh
krlgrtmiyvthdqveamtladkivvldagrvaqvgkplelyhypadrfvagfigspkmn
flpvkvtataidqvqvelpmpnrqqvwlpvesrdvqvganmslgirpehllpsdiadvil
egevqvveqlgnetqihiqipsirqnlvyrqndvvlveegatfaiglpperchlfredgt
acrrlhkepgvesashhhhhh

    Sequence, based on observed residues (ATOM records): (download) 
    >1q1bA (A:)
vqlqnvtkawgevvvskdinldihegefvvfvgpsgcgkstllrmiagletitsgdlfig
ekrmndtppaergvgmvfqsyalyphlsvaenmsfglklagakkevinqrvnqvaevlql
ahlldrkpkalsggqrqrvaigrtlvaepsvflldeplsnldaalrvqmrieisrlhkrl
grtmiyvthdqveamtladkivvldagrvaqvgkplelyhypadrfvagfigspkmnflp
vkvtataidqvqvelpmpnrqqvwlpvesrdvqvganmslgirpehllpsdiadvilege
vqvveqlgnetqihiqipsirqnlvyrqndvvlveegatfaiglpperchlfredgtacr
rlhkepg

  • Chain 'B':
    Sequence, based on SEQRES records: (download) 
    >1q1bB (B:)
masvqlqnvtkawgevvvskdinldihegefvvfvgpsgcgkstllrmiagletitsgdl
figekrmndtppaergvgmvfqsyalyphlsvaenmsfglklagakkevinqrvnqvaev
lqlahlldrkpkalsggqrqrvaigrtlvaepsvflldeplsnldaalrvqmrieisrlh
krlgrtmiyvthdqveamtladkivvldagrvaqvgkplelyhypadrfvagfigspkmn
flpvkvtataidqvqvelpmpnrqqvwlpvesrdvqvganmslgirpehllpsdiadvil
egevqvveqlgnetqihiqipsirqnlvyrqndvvlveegatfaiglpperchlfredgt
acrrlhkepgvesashhhhhh

    Sequence, based on observed residues (ATOM records): (download) 
    >1q1bB (B:)
vqlqnvtkawgevvvskdinldihegefvvfvgpsgcgkstllrmiagletitsgdlfig
ekrmndtppaergvgmvfqsyalyphlsvaenmsfglklagakkevinqrvnqvaevlql
ahlldrkpkalsggqrqrvaigrtlvaepsvflldeplsnldaalrvqmrieisrlhkrl
grtmiyvthdqveamtladkivvldagrvaqvgkplelyhypadrfvagfigspkmnflp
vkvtataidqvqvelpmpnrqqvwlpvesrdvqvganmslgirpehllpsdiadvilege
vqvveqlgnetqihiqipsirqnlvyrqndvvlveegatfaiglpperchlfredgtacr
rlhkepg

  • Chain 'C':
    Sequence, based on SEQRES records: (download) 
    >1q1bC (C:)
masvqlqnvtkawgevvvskdinldihegefvvfvgpsgcgkstllrmiagletitsgdl
figekrmndtppaergvgmvfqsyalyphlsvaenmsfglklagakkevinqrvnqvaev
lqlahlldrkpkalsggqrqrvaigrtlvaepsvflldeplsnldaalrvqmrieisrlh
krlgrtmiyvthdqveamtladkivvldagrvaqvgkplelyhypadrfvagfigspkmn
flpvkvtataidqvqvelpmpnrqqvwlpvesrdvqvganmslgirpehllpsdiadvil
egevqvveqlgnetqihiqipsirqnlvyrqndvvlveegatfaiglpperchlfredgt
acrrlhkepgvesashhhhhh

    Sequence, based on observed residues (ATOM records): (download) 
    >1q1bC (C:)
vqlqnvtkawgevvvskdinldihegefvvfvgpsgcgkstllrmiagletitsgdlfig
ekrmndtppaergvgmvfqsyalyphlsvaenmsfglklagakkevinqrvnqvaevlql
ahlldrkpkalsggqrqrvaigrtlvaepsvflldeplsnldaalrvqmrieisrlhkrl
grtmiyvthdqveamtladkivvldagrvaqvgkplelyhypadrfvagfigspkmnflp
vkvtataidqvqvelpmpnrqqvwlpvesrdvqvganmslgirpehllpsdiadvilege
vqvveqlgnetqihiqipsirqnlvyrqndvvlveegatfaiglpperchlfredgtacr
rlhkepg

  • Chain 'D':
    Sequence, based on SEQRES records: (download) 
    >1q1bD (D:)
masvqlqnvtkawgevvvskdinldihegefvvfvgpsgcgkstllrmiagletitsgdl
figekrmndtppaergvgmvfqsyalyphlsvaenmsfglklagakkevinqrvnqvaev
lqlahlldrkpkalsggqrqrvaigrtlvaepsvflldeplsnldaalrvqmrieisrlh
krlgrtmiyvthdqveamtladkivvldagrvaqvgkplelyhypadrfvagfigspkmn
flpvkvtataidqvqvelpmpnrqqvwlpvesrdvqvganmslgirpehllpsdiadvil
egevqvveqlgnetqihiqipsirqnlvyrqndvvlveegatfaiglpperchlfredgt
acrrlhkepgvesashhhhhh

    Sequence, based on observed residues (ATOM records): (download) 
    >1q1bD (D:)
vqlqnvtkawgevvvskdinldihegefvvfvgpsgcgkstllrmiagletitsgdlfig
ekrmndtppaergvgmvfqsyalyphlsvaenmsfglklagakkevinqrvnqvaevlql
ahlldrkpkalsggqrqrvaigrtlvaepsvflldeplsnldaalrvqmrieisrlhkrl
grtmiyvthdqveamtladkivvldagrvaqvgkplelyhypadrfvagfigspkmnflp
vkvtataidqvqvelpmpnrqqvwlpvesrdvqvganmslgirpehllpsdiadvilege
vqvveqlgnetqihiqipsirqnlvyrqndvvlveegatfaiglpperchlfredgtacr
rlhkepg