PDB entry 3gb7

View 3gb7 on RCSB PDB site
Description: Potassium Channel KcsA-Fab complex in Li+
Class: membrane protein
Keywords: ion-channel, ion selectivity, potassium transport, lithium block, membrane protein, integral membrane protein, voltage-gated potassium channel, Cell membrane, Ion transport, Ionic channel, Membrane, Transmembrane, Transport, Voltage-gated channel
Deposited on 2009-02-18, released 2009-11-17
The last revision prior to the SCOPe 2.07 freeze date was dated 2009-12-22, with a file datestamp of 2009-12-18.
Experiment type: XRAY
Resolution: 2.85 Å
R-factor: 0.239
AEROSPACI score: 0.23 (click here for full SPACI score report)

Chains and heterogens:

  • Chain 'A':
    Compound: antibody fab fragment heavy chain
    Species: Mus musculus [TaxId:10090]
    Database cross-references and differences (RAF-indexed):
    • PDB 3GB7 (0-218)
    Domains in SCOPe 2.07: d3gb7a1, d3gb7a2, d3gb7a3
  • Chain 'B':
    Compound: antibody fab fragment light chain
    Species: Mus musculus [TaxId:10090]
    Database cross-references and differences (RAF-indexed):
    • PDB 3GB7 (0-211)
    Domains in SCOPe 2.07: d3gb7b1, d3gb7b2
  • Chain 'C':
    Compound: Voltage-gated potassium channel
    Species: Streptomyces lividans [TaxId:1916]
    Gene: kcsA, skc1
    Database cross-references and differences (RAF-indexed):
    • Uniprot P0A334 (Start-123)
      • engineered (89)
    Domains in SCOPe 2.07: d3gb7c_
  • Heterogens: NI, DGA, HOH

PDB Chain Sequences:

  • Chain 'A':
    Sequence; same for both SEQRES and ATOM records: (download) 
    >3gb7A (A:)
qvqlqqpgaelvkpgasvklsckasgytftsdwihwvkqrpghglewigeiipsygrany
nekiqkkatltadkssstafmqlssltsedsavyycarergdgyfavwgagttvtvssak
ttppsvyplapgsaaqtnsmvtlgclvkgyfpepvtvtwnsgslssgvhtfpavlqsdly
tlsssvtvpssswpsetvtcnvahpasstkvdkkivprd

  • Chain 'B':
    Sequence; same for both SEQRES and ATOM records: (download) 
    >3gb7B (B:)
dilltqspailsvspgervsfscrasqsigtdihwyqqrtngsprllikyasesisgips
rfsgsgsgtdftlsinsvesedianyycqqsnrwpftfgsgtkleikradaaptvsifpp
sseqltsggasvvcflnnfypkdinvkwkidgserqngvlnswtdqdskdstysmsstlt
ltkdeyerhnsytceathktstspivksfnrn

  • Chain 'C':
    Sequence, based on SEQRES records: (download) 
    >3gb7C (C:)
mapmlsgllarlvklllgrhgsalhwraagaatvllvivllagsylavlaergapgaqli
typralwwsvetattvgygdlypvtlwgrcvavvvmvagitsfglvtaalatwfvgreqe
rrgh

    Sequence, based on observed residues (ATOM records): (download) 
    >3gb7C (C:)
salhwraagaatvllvivllagsylavlaergapgaqlitypralwwsvetattvgygdl
ypvtlwgrcvavvvmvagitsfglvtaalatwfvgreqerrgh