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Calcium in PDB 1ai4: Penicillin Acylase Complexed with 3,4-Dihydroxyphenylacetic Acid

Enzymatic activity of Penicillin Acylase Complexed with 3,4-Dihydroxyphenylacetic Acid

All present enzymatic activity of Penicillin Acylase Complexed with 3,4-Dihydroxyphenylacetic Acid:
3.5.1.11;

Protein crystallography data

The structure of Penicillin Acylase Complexed with 3,4-Dihydroxyphenylacetic Acid, PDB code: 1ai4 was solved by S.H.Done, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 19.85 / 2.35
Space group P 1
Cell size a, b, c (Å), α, β, γ (°) 52.120, 65.080, 76.300, 100.20, 111.44, 105.81
R / Rfree (%) 15 / 23.6

Calcium Binding Sites:

The binding sites of Calcium atom in the Penicillin Acylase Complexed with 3,4-Dihydroxyphenylacetic Acid (pdb code 1ai4). 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 Penicillin Acylase Complexed with 3,4-Dihydroxyphenylacetic Acid, PDB code: 1ai4:

Calcium binding site 1 out of 1 in 1ai4

Go back to Calcium Binding Sites List in 1ai4
Calcium binding site 1 out of 1 in the Penicillin Acylase Complexed with 3,4-Dihydroxyphenylacetic Acid


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Penicillin Acylase Complexed with 3,4-Dihydroxyphenylacetic Acid within 5.0Å range:
probe atom residue distance (Å) B Occ
B:Ca558

b:16.8
occ:1.00
OE2 A:GLU152 2.2 12.6 1.0
OD2 B:ASP252 2.3 14.7 1.0
OD1 B:ASP76 2.3 14.4 1.0
OD2 B:ASP73 2.4 25.8 1.0
OD1 B:ASP73 2.6 26.1 1.0
O B:PRO205 2.7 17.5 1.0
O B:VAL75 2.7 23.0 1.0
CG B:ASP73 2.9 23.7 1.0
CD A:GLU152 3.4 21.9 1.0
CG B:ASP252 3.4 21.0 1.0
CG B:ASP76 3.5 13.4 1.0
C B:VAL75 3.6 24.1 1.0
C B:PRO205 3.8 21.1 1.0
CA B:ASP76 3.8 20.3 1.0
CB B:ASP252 3.8 18.8 1.0
CG A:GLU152 3.9 8.6 1.0
CB B:ASP76 4.0 9.1 1.0
N B:ASP76 4.1 23.2 1.0
O A:HOH214 4.1 14.3 1.0
O B:HOH605 4.1 20.4 1.0
NH2 B:ARG199 4.1 15.2 1.0
CA B:PRO205 4.4 20.7 1.0
CB B:PRO205 4.4 20.8 1.0
CB B:ASP73 4.4 13.8 1.0
OE1 A:GLU152 4.4 11.2 1.0
OD1 B:ASP252 4.5 15.2 1.0
OD2 B:ASP76 4.5 16.5 1.0
OG1 A:THR150 4.5 12.3 1.0
CA B:VAL75 4.8 20.9 1.0
N B:VAL75 4.8 16.7 1.0
N B:ARG206 4.9 20.9 1.0

Reference:

S.H.Done, J.A.Brannigan, P.C.E.Moody, R.E.Hubbard. Ligand-Induced Conformational Change in Penicillin Acylase. J.Mol.Biol. V. 284 463 1998.
ISSN: ISSN 0022-2836
PubMed: 9813130
DOI: 10.1006/JMBI.1998.2180
Page generated: Sat Dec 12 02:48:07 2020

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