Dolichyl-diphosphooligosaccharide--protein glycosyltransferase subunit 4

UniProt data

UniProt name: OST4_HUMAN (P0C6T2)

Gene name: OST4

Organism: Homo sapiens (Human).

Function: May be involved in N-glycosylation through its association with N-oligosaccharyl transferase. {ECO:0000250}.

Subcellular location: Endoplasmic reticulum membrane; Single-pass type III membrane protein. Note=The single transmembrane helix has a kink in the middle of the transmembrane span.

Transmembrane domains:

  1. 5-25, 21 AA, Helical. {ECO:0000255}.

Sequence: 37 AA

10 20 30 MITDVQLAIF ANMLGVSLFL LVVLYHYVAV NNPKKQE

CATM prediction

The sequence of OST4_HUMAN returned 1 potential models

The positions at the dimer's interface are highlighted in yellow. The position at the crossing point is highlighted in orange.

# Sequence and interface d θ Z' ω' Score
          10        20       
   +    |    +    |    +   
(Å) (°) (Å) (°)  
ITDVQLAIFANMLGVSLFLLVVLYHYV 7.3 -55.0° 4.2 37.6 -19.5

Click on the model number to visualize its details below.

MODEL 1 DETAILS

Precited structure:


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Download model 1 structure: PDB, PyMOL session

List of hydrogen bonds:

Donor Acceptor Distance
B, 12, ASN, HA A, 11, ALA, O 3.00Å
B, 15, GLY, HA1 A, 12, ASN, O 3.08Å
A, 12, ASN, HA B, 11, ALA, O 3.00Å
A, 15, GLY, HA1 B, 12, ASN, O 3.08Å