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PDBsum entry 9gtk

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protein ligands metals Protein-protein interface(s) links
Signaling protein PDB id
9gtk

 

 

 

 

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JSmol PyMol  
Contents
Protein chains
176 a.a.
164 a.a.
Ligands
EDO ×30
GNP ×3
1PE
PGE ×4
SRT
Metals
_MG ×6
Waters ×564
PDB id:
9gtk
Name: Signaling protein
Title: Kras in complex with darpin 784_f5
Structure: Isoform 2b of gtpase kras. Chain: a, c, d. Synonym: k-ras 2,ki-ras,c-k-ras,c-ki-ras. Engineered: yes. Darpin 784_f5. Chain: b, h, i. Engineered: yes
Source: Homo sapiens. Human. Organism_taxid: 9606. Gene: kras, kras2, rask2. Expressed in: escherichia coli. Expression_system_taxid: 562. Synthetic construct. Organism_taxid: 32630. Expression_system_taxid: 562
Resolution:
2.00Å     R-factor:   0.172     R-free:   0.201
Authors: J.N.Kapp,W.Verdurmen,J.V.Schaefer,K.Kopra,G.Nagy-Davidescu,E.Richard, M.J.Nokin,P.Ernst,R.Tamaskovic,M.Schwill,R.Degen,C.Scholl, D.Santamaria,A.Plueckthun
Key ref: J.N.Kapp et al. (2025). A nucleotide-Independent, Pan-Ras-Targeted darpin eli anti-Tumor activity in a multimodal manner.. Mol oncol, 19, 3266. PubMed id: 40517320 DOI: 10.1002/1878-0261.70061
Date:
18-Sep-24     Release date:   25-Jun-25    
PROCHECK
Go to PROCHECK summary
 Headers
 References

Protein chains
Pfam   ArchSchema ?
P01116  (RASK_HUMAN) -  GTPase KRas from Homo sapiens
Seq:
Struc:
189 a.a.
176 a.a.*
Protein chains
No UniProt id for this chain
Struc: 164 a.a.
Key:    PfamA domain  Secondary structure
* PDB and UniProt seqs differ at 10 residue positions (black crosses)

 Enzyme reactions 
   Enzyme class: Chains A, C, D: E.C.3.6.5.2  - small monomeric GTPase.
[IntEnz]   [ExPASy]   [KEGG]   [BRENDA]
      Reaction: GTP + H2O = GDP + phosphate + H+
GTP
+ H2O
=
GDP
Bound ligand (Het Group name = GNP)
matches with 81.82% similarity
+ phosphate
+ H(+)
Molecule diagrams generated from .mol files obtained from the KEGG ftp site

 

 

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