Structure analysis

Cryo-EM structure of the transmembrane anti-sigma factor DdvA

Electron Microscopy
3.11Å resolution
Source organism: Myxococcus xanthus
Assembly composition:
homo dimer (preferred)
Entry contents: 1 distinct polypeptide molecule

Assemblies

Assembly 1 (preferred)
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Multimeric state: homo dimer
Accessible surface area: 72929.95 Å2
Buried surface area: 2869.07 Å2
Dissociation area: 1,434.53 Å2
Dissociation energy (ΔGdiss): -8.68 kcal/mol
Dissociation entropy (TΔSdiss): 16.33 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-283074

Macromolecules

Chains: A, B
Length: 991 amino acids
Theoretical weight: 108.64 KDa
Source organism: Myxococcus xanthus
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: A0AA46Q8T2 (Residues: 1-991; Coverage: 100%)
Gene name: N3T43_36525
PDBe-KB: UniProt Coverage View: A0AA46Q8T2  
1991100200300400500600700800900
 
500MSSSPCDQLQSFADGDLPPMEAQAFGQHLADCEKCQVELTRLLQLDQLGRGYIERHGPVDIPWHALPRNRWMAGGFALASMVAVAFILLGTLRPQAPRALPELWAQPQRTLEARVTYLAADRYRRPPQVMMGGAAARSGPNRSLALLSELEKRGDLHQLAVAYLATGVPEPSSAKAILEGMRSDLRWQSADVLCDLGVAHYVASKPLDAARATEELREALRLFDTVLAMQPGHVQALWNRSLVYRDLGLPLSAMKDLTEFEHRETDEGWRSEARDRRARLSSTLRRKERWLAADQTGADLINRGAQELARALTFVDVPLLRRDFYHAVRARTSSTDVLALLPLAERLDASVGSGTVLADYVHQVAARDFSRRAPLAEQYARLISGRIPESEQDALLQRFLTSDETDLALGALAHVMQRLPAYASELVRRTQHDEDPWFRVLGLQAQAMLERQQEHYKEALAPLEQALDICRRERLVYRCIFIENDLSHVKSWLFRVNAAAQHARDGLALARPNQWDLEGVMLQALGNVARQAADVTLGRAYYGEALLMAEGDKWSTRNIHQNLAHLAIWALELDEARASLDRAMDTGLPLTQHGVAALVDVARTRRSPRDALMVEQALAREPGNTPGQRAYAKFLHGRILVEVDPARGRMLLDEAIRQAEALPLDDVSAAHARAYSYTSLIFADADTGDFIAALARFGAELGFETPARCVLGLTADTERSLLVARGAQGQLLSAYVPLRSSRFEAASMEGAVPPEMLAALQACTLVDVLARPPLQGRSGLLPPGIAWRYRTRAAAPPPPAGPGTHLVVNEVRYSEERNEVPLQWLPRTAPGAEARFLRDLAATPTQVLEAISTATEIDLATHGKVDPDSNFAYLLLAPGADGRDTLFEDSIRASQLTGAPLVVLAACEGGRPNAALHRAGSLPSAFLAAGARAVLAATHPIPDLDSSAFFGAVRDRVLAGASLAVAVRDERLQWLSAGGDSEWVNAVLVFE
UniProt
A0AA46Q8T2
Chains
Secondary structure
Interaction interfaces
Sequence conservation

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