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PDBsum entry 7xna

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protein ligands links
Signaling protein/inhibitor PDB id
7xna

 

 

 

 

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Contents
Protein chain
472 a.a.
Ligands
ACE-PPN-DCY-TYR-
DTR-LYS-THR-CYS-
DTY-NH2
PDB id:
7xna
Name: Signaling protein/inhibitor
Title: Crystal structure of somatostatin receptor 2 (sstr2) with peptide antagonist cyn 154806
Structure: Somatostatin receptor type 2,endo-1,4-beta-xylanase. Chain: a. Synonym: ss-2-r,ss2-r,ss2r,srif-1,sstr2,xylanase,1,4-beta-d-xylan xylanohydrolase. Engineered: yes. Other_details: fusion protein of sstr2 and endo-1,4-beta-xylanase. Cyn 154806. Chain: b. Engineered: yes
Source: Homo sapiens, niallia circulans. Human. Organism_taxid: 9606, 1397. Gene: sstr2, xlna. Expressed in: insecta environmental sample. Expression_system_taxid: 2588572. Synthetic: yes. Synthetic construct. Organism_taxid: 32630
Resolution:
2.65Å     R-factor:   0.220     R-free:   0.290
Authors: W.Zhao,S.Han,N.Qiu,W.Feng,M.Lu,D.Yang,M.-W.Wang,B.Wu,Q.Zhao
Key ref: W.Zhao et al. Structural insights into ligand recognition and selec of somatostatin receptors.. Cell res, . PubMed id: 35739238
Date:
28-Apr-22     Release date:   03-Aug-22    
PROCHECK
Go to PROCHECK summary
 Headers
 References

Protein chain
Pfam   ArchSchema ?
P09850  (XYNA_NIACI) -  Endo-1,4-beta-xylanase from Niallia circulans
Seq:
Struc:
213 a.a.
472 a.a.*
Protein chain
Pfam   ArchSchema ?
P30874  (SSR2_HUMAN) -  Somatostatin receptor type 2 from Homo sapiens
Seq:
Struc:
 
Seq:
Struc:
369 a.a.
472 a.a.*
Key:    PfamA domain  Secondary structure
* PDB and UniProt seqs differ at 211 residue positions (black crosses)

 Enzyme reactions 
   Enzyme class: E.C.3.2.1.8  - endo-1,4-beta-xylanase.
[IntEnz]   [ExPASy]   [KEGG]   [BRENDA]
      Reaction: Endohydrolysis of 1,4-beta-D-xylosidic linkages in xylans.

 

 

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