Function and Biology

Crystal structure of ustekinumab FAB/IL-12 complex

Sequence families

Pfam Protein families (Pfam)
PF03039
Domain description: Interleukin-12 alpha subunit
Occurring in:
  1. Interleukin-12 subunit alpha
The deposited structure of PDB entry 3hmx contains 1 copy of Pfam domain PF03039 (Interleukin-12 alpha subunit) in Interleukin-12 subunit alpha. Showing 1 copy in chain B.

PF10420
Domain description: Cytokine interleukin-12p40 C-terminus
Occurring in:
  1. Interleukin-12 subunit beta
The deposited structure of PDB entry 3hmx contains 1 copy of Pfam domain PF10420 (Cytokine interleukin-12p40 C-terminus) in Interleukin-12 subunit beta. Showing 1 copy in chain A.

InterPro InterPro annotations
IPR013783
Domain description: Immunoglobulin-like fold
Occurring in:
  1. Interleukin-12 subunit beta
  2. USTEKINUMAB FAB HEAVY CHAIN
  3. USTEKINUMAB FAB LIGHT CHAIN
IPR007110
Domain description: Immunoglobulin-like domain
Occurring in:
  1. Interleukin-12 subunit beta
  2. USTEKINUMAB FAB HEAVY CHAIN
  3. USTEKINUMAB FAB LIGHT CHAIN
IPR036179
Domain description: Immunoglobulin-like domain superfamily
Occurring in:
  1. Interleukin-12 subunit beta
  2. USTEKINUMAB FAB HEAVY CHAIN
  3. USTEKINUMAB FAB LIGHT CHAIN
IPR003597
Domain description: Immunoglobulin C1-set
Occurring in:
  1. USTEKINUMAB FAB HEAVY CHAIN
  2. USTEKINUMAB FAB LIGHT CHAIN
IPR013106
Domain description: Immunoglobulin V-set domain
Occurring in:
  1. USTEKINUMAB FAB HEAVY CHAIN
  2. USTEKINUMAB FAB LIGHT CHAIN
IPR015528
Domain description: Interleukin-12 beta
Occurring in:
  1. Interleukin-12 subunit beta
IPR003599
Domain description: Immunoglobulin subtype
Occurring in:
  1. USTEKINUMAB FAB HEAVY CHAIN
  2. USTEKINUMAB FAB LIGHT CHAIN
IPR003006
Domain description: Immunoglobulin/major histocompatibility complex, conserved site
Occurring in:
  1. USTEKINUMAB FAB HEAVY CHAIN
  2. USTEKINUMAB FAB LIGHT CHAIN
IPR003961
Domain description: Fibronectin type III
Occurring in:
  1. Interleukin-12 subunit beta
IPR036116
Domain description: Fibronectin type III superfamily
Occurring in:
  1. Interleukin-12 subunit beta
IPR009079
Domain description: Four-helical cytokine-like, core
Occurring in:
  1. Interleukin-12 subunit alpha
IPR004281
Domain description: Interleukin-12 alpha
Occurring in:
  1. Interleukin-12 subunit alpha
IPR003530
Domain description: Long hematopoietin receptor, soluble alpha chain, conserved site
Occurring in:
  1. Interleukin-12 subunit beta
IPR019482
Domain description: Interleukin-12 beta, central domain
Occurring in:
  1. Interleukin-12 subunit beta
IPR003598
Domain description: Immunoglobulin subtype 2
Occurring in:
  1. Interleukin-12 subunit beta

Structure domains

CATH CATH domains
2.60.40.10
Class: Mainly Beta
Architecture: Sandwich
Topology: Immunoglobulin-like
Homology: Immunoglobulins
Occurring in:
  1. Interleukin-12 subunit beta
  2. USTEKINUMAB FAB HEAVY CHAIN
  3. USTEKINUMAB FAB LIGHT CHAIN
The deposited structure of PDB entry 3hmx contains 3 copies of CATH domain 2.60.40.10 (Immunoglobulin-like) in Interleukin-12 subunit beta. Showing 3 copies in chain A.
The deposited structure of PDB entry 3hmx contains 2 copies of CATH domain 2.60.40.10 (Immunoglobulin-like) in USTEKINUMAB FAB LIGHT CHAIN. Showing 2 copies in chain C [auth L].
The deposited structure of PDB entry 3hmx contains 2 copies of CATH domain 2.60.40.10 (Immunoglobulin-like) in USTEKINUMAB FAB HEAVY CHAIN. Showing 2 copies in chain D [auth H].
1.20.1250.10
Class: Mainly Alpha
Architecture: Up-down Bundle
Topology: Growth Hormone; Chain: A;
Homology: Growth Hormone; Chain: A;
Occurring in:
  1. Interleukin-12 subunit alpha
The deposited structure of PDB entry 3hmx contains 1 copy of CATH domain 1.20.1250.10 (Growth Hormone; Chain: A;) in Interleukin-12 subunit alpha. Showing 1 copy in chain B.