Calcium in PDB 1hmk: Recombinant Goat Alpha-Lactalbumin

All present enzymatic activity of Recombinant Goat Alpha-Lactalbumin:
2.4.1.22;

The structure of Recombinant Goat Alpha-Lactalbumin, PDB code: 1hmk was solved by K.Horii, M.Matsushima, K.Tsumoto, I.Kumagai, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	8.00 / 2.00
Space group	P 21 21 2
Cell size a, b, c (Å), α, β, γ (°)	44.850, 88.940, 32.160, 90.00, 90.00, 90.00
R / Rfree (%)	19.8 / 27.5

The binding sites of Calcium atom in the Recombinant Goat Alpha-Lactalbumin (pdb code 1hmk). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total only one binding site of Calcium was determined in the Recombinant Goat Alpha-Lactalbumin, PDB code: 1hmk:

Calcium binding site 1 out of 1 in the Recombinant Goat Alpha-Lactalbumin


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Recombinant Goat Alpha-Lactalbumin within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca124 b:18.3 occ:1.00 O A:ASP84 2.4 19.1 1.0 OD1 A:ASP82 2.4 24.3 1.0 O A:LYS79 2.4 15.3 1.0 OD1 A:ASP88 2.5 16.0 1.0 OD1 A:ASP87 2.5 23.6 1.0 O A:HOH167 2.5 14.8 1.0 O A:HOH157 2.6 21.5 1.0 CG A:ASP82 3.4 21.9 1.0 C A:ASP84 3.4 22.1 1.0 CG A:ASP87 3.4 19.6 1.0 CG A:ASP88 3.5 12.8 1.0 C A:LYS79 3.6 15.4 1.0 OD2 A:ASP82 3.7 18.7 1.0 OD2 A:ASP87 3.7 16.6 1.0 OD2 A:ASP88 3.9 10.7 1.0 CA A:PHE80 4.1 14.0 1.0 N A:LEU85 4.3 21.0 1.0 CA A:ASP84 4.3 24.6 1.0 CA A:LEU85 4.3 18.2 1.0 N A:PHE80 4.3 13.7 1.0 O A:ASP82 4.3 25.3 1.0 N A:ASP84 4.4 26.3 1.0 CB A:ASP84 4.5 26.4 1.0 N A:ASP88 4.5 11.6 1.0 N A:ASP82 4.5 20.0 1.0 C A:PHE80 4.6 14.9 1.0 C A:ASP82 4.6 25.9 1.0 CB A:ASP82 4.7 23.2 1.0 CD1 A:PHE80 4.7 11.1 1.0 CA A:LYS79 4.8 17.0 1.0 C A:LEU85 4.8 16.4 1.0 N A:ASP87 4.8 12.9 1.0 CB A:ASP88 4.8 14.4 1.0 CB A:ASP87 4.8 15.1 1.0 CA A:ASP82 4.8 22.8 1.0 N A:LEU81 4.9 14.9 1.0 N A:THR86 5.0 15.6 1.0

T.K.Chaudhuri, K.Horii, T.Yoda, M.Arai, S.Nagata, T.P.Terada, H.Uchiyama, T.Ikura, K.Tsumoto, H.Kataoka, M.Matsushima, K.Kuwajima, I.Kumagai. Effect of the Extra N-Terminal Methionine Residue on the Stability and Folding of Recombinant Alpha-Lactalbumin Expressed in Escherichia Coli. J.Mol.Biol. V. 285 1179 1999.
ISSN: ISSN 0022-2836
PubMed: 9887272
DOI: 10.1006/JMBI.1998.2362