Function and Biology

Crystal form II: high resolution crystal structure of the complex of the hydrolytic antibody Fab 6D9 and a transition-state analog

Source organism: Mus musculus
Biochemical function: metal ion binding
Biological process: immunoglobulin mediated immune response
Cellular component: immunoglobulin complex

Sequence families

Pfam Protein families (Pfam)
PF07686
Domain description: Immunoglobulin V-set domain
Occurring in:
  1. Ig heavy chain V region 914
  2. Ig-like domain-containing protein
The deposited structure of PDB entry 2dqu contains 1 copy of Pfam domain PF07686 (Immunoglobulin V-set domain) in Ig-like domain-containing protein. Showing 1 copy in chain A [auth L].
The deposited structure of PDB entry 2dqu contains 1 copy of Pfam domain PF07686 (Immunoglobulin V-set domain) in Ig heavy chain V region 914. Showing 1 copy in chain B [auth H].

PF07654
Domain description: Immunoglobulin C1-set domain
Occurring in:
  1. Ig-like domain-containing protein
The deposited structure of PDB entry 2dqu contains 1 copy of Pfam domain PF07654 (Immunoglobulin C1-set domain) in Ig-like domain-containing protein. Showing 1 copy in chain A [auth L].

InterPro InterPro annotations
IPR003597
Domain description: Immunoglobulin C1-set
Occurring in:
  1. Ig heavy chain V region 914
  2. Ig-like domain-containing protein
IPR013106
Domain description: Immunoglobulin V-set domain
Occurring in:
  1. Ig heavy chain V region 914
  2. Ig-like domain-containing protein
IPR036179
Domain description: Immunoglobulin-like domain superfamily
Occurring in:
  1. Ig heavy chain V region 914
  2. Ig-like domain-containing protein
IPR013783
Domain description: Immunoglobulin-like fold
Occurring in:
  1. Ig heavy chain V region 914
  2. Ig-like domain-containing protein
IPR007110
Domain description: Immunoglobulin-like domain
Occurring in:
  1. Ig heavy chain V region 914
  2. Ig-like domain-containing protein
IPR003599
Domain description: Immunoglobulin subtype
Occurring in:
  1. Ig heavy chain V region 914
  2. Ig-like domain-containing protein
IPR003006
Domain description: Immunoglobulin/major histocompatibility complex, conserved site
Occurring in:
  1. Ig-like domain-containing protein

Structure domain

CATH CATH domain
2.60.40.10
Class: Mainly Beta
Architecture: Sandwich
Topology: Immunoglobulin-like
Homology: Immunoglobulins
Occurring in:
  1. Ig heavy chain V region 914
  2. Ig-like domain-containing protein
The deposited structure of PDB entry 2dqu contains 2 copies of CATH domain 2.60.40.10 (Immunoglobulin-like) in Ig-like domain-containing protein. Showing 2 copies in chain A [auth L].
The deposited structure of PDB entry 2dqu contains 2 copies of CATH domain 2.60.40.10 (Immunoglobulin-like) in Ig heavy chain V region 914. Showing 2 copies in chain B [auth H].
SCOP SCOP annotation
48942
Class: All beta proteins
Fold: Immunoglobulin-like beta-sandwich
Superfamily: Immunoglobulin
Occurring in:
  1. Ig heavy chain V region 914
The deposited structure of PDB entry 2dqu contains 1 copy of SCOP domain 48942 (C1 set domains (antibody constant domain-like)) in Ig heavy chain V region 914. Showing 1 copy in chain B [auth H].