SCOPe 2.07: Domain d1xrba3: 1xrb A:232-383

Lineage for d1xrba3 (1xrb A:232-383)

1. Root: SCOPe 2.07

2. Class d: Alpha and beta proteins (a+b) [53931] (388 folds)

3. Fold d.130: S-adenosylmethionine synthetase [55972] (1 superfamily)
   duplication: consists of 3 similar intertwined domains
   structural repeat: beta-alpha-beta(2)-alpha-beta; two layers, alpha/beta

4. Superfamily d.130.1: S-adenosylmethionine synthetase [55973] (2 families)

5. Family d.130.1.1: S-adenosylmethionine synthetase [55974] (2 proteins)

6. Protein S-adenosylmethionine synthetase [55975] (3 species)
   synonym: methionine adenosyltransferase, MAT

7. Species Escherichia coli [TaxId:562] [55976] (9 PDB entries)

8. Domain d1xrba3: 1xrb A:232-383 [41337]
   complexed with k, mg, po4

Details for d1xrba3

PDB Entry: 1xrb, 3 Å

PDB Description: S-adenosylmethionine synthetase (MAT, ATP: L-methionine S-adenosyltransferase, E.C.2.5.1.6) in which MET residues are replaced with selenomethionine residues (MSE)

PDB Compounds: (A:) s-adenosylmethionine synthetase

SCOPe Domain Sequences for d1xrba3:

Sequence; same for both SEQRES and ATOM records:

>d1xrba3 d.130.1.1 (A:232-383) S-adenosylmethionine synthetase {Escherichia coli [TaxId: 562]}
iggpmgdcgltgrkiivdtyggmarhgggafsgkdpskvdrsaayaaryvaknivaagla
drceiqvsyaigvaeptsimvetfgtekvpseqltllvreffdlrpygliqmldllhpiy
ketaayghfgrehfpwektdkaqllrdaaglk

Timeline for d1xrba3:

• d1xrba3 first appeared (with stable ids) in SCOP 1.55, called d1xrb_3
  
• d1xrba3 appears in SCOPe 2.06
  
• d1xrba3 appears in the current release, SCOPe 2.08