4L41 image
Deposition Date 2013-06-07
Release Date 2013-10-02
Last Version Date 2024-11-06
Entry Detail
PDB ID:
4L41
Keywords:
Calcium Binding Protein/Transferase
Title:
Human Lactose synthase: A 2:1 complex between human alpha-lactalbumin and human beta1,4-galactosyltransferase
Biological Source:
Source Organism:
Homo sapiens (Taxon ID: 9606)
Host Organism:
Escherichia coli
Method Details:
Experimental Method:
X-RAY DIFFRACTION
Resolution:
2.70 Å
R-Value Free:
0.23
R-Value Work:
0.18
R-Value Observed:
0.19
Space Group:
P 1 21 1
4L41 validation report
Macromolecular Entities
Protein Blast
Polymer Type:polypeptide(L)
Molecule:Alpha-lactalbumin
Gene (Uniprot):LALBA
Chain IDs:A, C (auth: B)
Chain Length:124
Number of Molecules:2
Biological Source:Homo sapiens
UniProt ID:P00709 Pfam ID:PF00062
Protein Blast
Polymer Type:polypeptide(L)
Molecule:Beta-1,4-galactosyltransferase 1
Gene (Uniprot):B4GALT1
Mutations:R337T, C338T
Chain IDs:B (auth: C)
Chain Length:287
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:P15291 Pfam ID:PF13733, PF02709 EC:2.4.1.133
Ligand Molecules
CA
SO4
Primary Citation
Crystal Structure of Human Lactose Synthase forms a Novel 1:2 Complex between beta1,4Galactosyltransferase 1 and alpha-Lactalbumin Proteins
To be Published ? ? ? (?)
Primary Citation of related structures
1A4V
2AEC
1NF5
4KRV