Structural Classification of Proteins

Superfamily: Plant invertase/pectin methylesterase inhibitor

: contains a short alpha-hairpin at the N-terminal extension
uperfamily

Lineage:

Root: scop
Class: All alpha proteins [46456]
Fold: Bromodomain-like [47363]
4 helices; bundle; minor mirror variant of up-and-down topology
Superfamily: Plant invertase/pectin methylesterase inhibitor [101148]
contains a short alpha-hairpin at the N-terminal extension
uperfamily

Families:

Plant invertase/pectin methylesterase inhibitor [101149] (2)
Pfam 04043
1. Invertase inhibitor [101150]
  1. Common tobacco (Nicotiana tabacum) [TaxId: 4097] [101151] (9)
    1. 2cj4
      automatically matched to d1rj1a_
      complexed with act, so4
      1. region a:4-150 [130518]
    2. 2cj4
      automatically matched to d1rj1a_
      complexed with act, so4
      1. region b:5-150 [130519]
    3. 2cj7
      automatically matched to d1rj1a_
      complexed with iod
      1. region a:4-150 [130522]
    4. 2cj5
      automatically matched to d1rj1a_
      complexed with act, so4
      1. region a:4-150 [130520]
    5. 1rj1
      1. chain a [97526]
    6. 1rj4
      complexed with btb, cd
      1. chain a [97527]
      2. chain b [97528]
      3. chain c [97529]
      4. chain d [97530]
    7. 2cj6
      automatically matched to d1rj1a_
      complexed with iod
      1. region a:5-150 [130521]
    8. 2cj8
      automatically matched to d1rj1a_
      complexed with iod
      1. region a:4-150 [130523]
    9. 2cj8
      automatically matched to d1rj1a_
      complexed with iod
      1. region b:5-149 [130524]
2. Pectin methylesterase inhibitor 1, PMEI1 [116887]
  forms dimers and trimers by swapping the extra N-terminal hairpins
  1. Thale cress (Arabidopsis thaliana) [TaxId: 3702] [116888] (3)
    SQ Q9LNF2 28-176
    1. 1x91
      mutant
      1. chain a [114975]
    2. 1x90
      mutant
      1. chain a [114973]
      2. chain b [114974]
    3. 1x8z
      1. chain a [114970]
      2. chain b [114971]
      3. chain c [114972]