| Class d: Alpha and beta proteins (a+b) [53931] (334 folds) |
| Fold d.3: Cysteine proteinases [54000] (1 superfamily) consists of one alpha-helix and 4 strands of antiparallel beta-sheet and contains the catalytic triad Cys-His-Asn |
Superfamily d.3.1: Cysteine proteinases [54001] (16 families) ![]() the constitute families differ by insertion into and circular permutation of the common catalytic core made of one alpha-helix and 3-strands of beta-sheet |
| Family d.3.1.14: Phytochelatin synthase [142867] (1 protein) Pfam PF05023; assosiated Pfam 09328 (DUF1984) is a part of the same functional unit |
| Protein Primitive phytochelatin synthase [142868] (1 species) |
| Species Nostoc sp. pcc 7120 [TaxId:103690] [142869] (2 PDB entries) |
| Domain d2btwa1: 2btw A:29-238 [129159] complexed with ca |
| Domain d2btwb1: 2btw B:29-238 [129160] complexed with ca |
| Domain d2bu3a1: 2bu3 A:29-238 [129167] automatically matched to 2BTW A:29-238 complexed with 3gc, ca, cl |
| Domain d2bu3b1: 2bu3 B:32-238 [129168] automatically matched to 2BTW A:29-238 complexed with 3gc, ca, cl |
Timeline for Species Nostoc sp. pcc 7120 [TaxId:103690] from d.3.1.14 Primitive phytochelatin synthase: