SCOP 1.63: Domain d1k41b_: 1k41 B:

Lineage for d1k41b_ (1k41 B:)

1. Root: SCOP 1.63

2. Class d: Alpha and beta proteins (a+b) [53931] (224 folds)

3. Fold d.17: Cystatin-like [54402] (5 superfamilies)
   Core: alpha-beta(4); helix packs against coiled antiparallel beta-sheet

4. Superfamily d.17.4: NTF2-like [54427] (6 families)
   has a beta-alpha(2)-beta insertion after the main helix

5. Family d.17.4.3: Delta-5-3-ketosteroid isomerase, steroid delta-isomerase, KSI [54434] (1 protein)

6. Protein Delta-5-3-ketosteroid isomerase, steroid delta-isomerase, KSI [54435] (2 species)

7. Species Pseudomonas putida [TaxId:303] [54437] (13 PDB entries)

8. Domain d1k41b_: 1k41 B: [77253]
   mutant

Details for d1k41b_

PDB Entry: 1k41, 2.2 Å

PDB Description: crystal structure of ksi y57s mutant

SCOP Domain Sequences for d1k41b_:

Sequence, based on SEQRES records:

>d1k41b_ d.17.4.3 (B:) Delta-5-3-ketosteroid isomerase, steroid delta-isomerase, KSI {Pseudomonas putida}
nlptaqevqglmaryielvdvgdieaivqmyaddatvedpfgqppihgreqiaafsrqgl
gggkvracltgpvrashngcgampfrvemvwngqpcaldvidvmrfdehgriqtmqayws
evnls

Sequence, based on observed residues (ATOM records):

>d1k41b_ d.17.4.3 (B:) Delta-5-3-ketosteroid isomerase, steroid delta-isomerase, KSI {Pseudomonas putida}
nlptaqevqglmaryielvdvgdieaivqmyaddatvedpfgqppihgreqiaafsrqgk
vracltgpvrashngcgampfrvemvwngqpcaldvidvmrfdehgriqtmqaywsevnl
s

Timeline for d1k41b_:

• d1k41b_ is new in SCOP 1.63
  
• d1k41b_ appears in SCOP 1.65
  
• d1k41b_ appears in the current release, SCOPe 2.08