Finding intermodel H-bonds
Finding intramodel H-bonds
Constraints relaxed by 0.4 angstroms and 20 degrees
Models used:
	#0 2pkq_P.cif

H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist):
LYS 1.A N      PRO 27.A O     no hydrogen  3.330  N/A
LEU 2.A N      PRO 27.A O     no hydrogen  2.988  N/A
LYS 3.A NZ     MET 90.A O     no hydrogen  3.203  N/A
VAL 4.A N      ASP 29.A O     no hydrogen  2.690  N/A
ALA 5.A N      LEU 94.A O     no hydrogen  2.810  N/A
ILE 6.A N      VAL 32.A O     no hydrogen  3.074  N/A
ASN 7.A N      ILE 96.A O     no hydrogen  3.190  N/A
ASN 7.A ND2    GLU 97.A OE2   no hydrogen  2.969  N/A
GLY 8.A N      ASN 34.A O     no hydrogen  2.811  N/A
GLY 10.A N     GLY 8.A O      no hydrogen  2.597  N/A
ARG 11.A NE    GLU 317.A OE1  no hydrogen  3.212  N/A
ARG 11.A NE    GLU 317.A OE2  no hydrogen  3.539  N/A
ARG 11.A NH1   ASP 49.A OD1   no hydrogen  3.402  N/A
ARG 11.A NH1   ASP 49.A OD2   no hydrogen  2.489  N/A
ARG 11.A NH2   ASP 49.A OD1   no hydrogen  3.247  N/A
ARG 11.A NH2   GLU 317.A OE1  no hydrogen  2.636  N/A
ARG 14.A N     GLY 10.A O     no hydrogen  2.859  N/A
ARG 14.A NE    LEU 45.A O     no hydrogen  2.978  N/A
ARG 14.A NH1   PHE 9.A O      no hydrogen  3.303  N/A
ASN 15.A N     ARG 11.A O     no hydrogen  2.840  N/A
ASN 15.A ND2   ARG 11.A O     no hydrogen  3.596  N/A
PHE 16.A N     ILE 12.A O     no hydrogen  3.050  N/A
LEU 17.A N     GLY 13.A O     no hydrogen  3.112  N/A
ARG 18.A N     ARG 14.A O     no hydrogen  2.939  N/A
ARG 18.A NH1   GLY 53.A O     no hydrogen  3.473  N/A
ARG 18.A NH2   GLY 53.A O     no hydrogen  3.105  N/A
CYS 19.A N     ASN 15.A O     no hydrogen  3.027  N/A
CYS 19.A SG    TRP 318.A O    no hydrogen  3.837  N/A
CYS 19.A SG    GLN 322.A OE1  no hydrogen  2.891  N/A
GLY 22.A N     ARG 18.A O     no hydrogen  3.315  N/A
ARG 23.A N     TRP 20A.A O    no hydrogen  2.654  N/A
ARG 23.A NH2   GLN 322.A O    no hydrogen  3.068  N/A
LEU 28.A N     SER 26.A OG    no hydrogen  3.087  N/A
VAL 31.A N     VAL 4.A O      no hydrogen  3.092  N/A
ILE 33.A N     LYS 75.A O     no hydrogen  2.635  N/A
ASN 34.A N     ILE 6.A O      no hydrogen  2.881  N/A
ASN 34.A ND2   ASN 7.A OD1    no hydrogen  2.524  N/A
ASN 34.A ND2   ASP 79.A O     no hydrogen  3.533  N/A
ASP 35.A N     VAL 77.A O     no hydrogen  3.447  N/A
GLY 37.A N     ASP 35.A OD1   no hydrogen  3.019  N/A
ALA 42.A N     GLY 38.A O     no hydrogen  3.049  N/A
SER 43.A N     VAL 39.A O     no hydrogen  3.007  N/A
HIS 44.A N     LYS 40.A O     no hydrogen  3.071  N/A
LEU 45.A N     GLN 41.A O     no hydrogen  3.397  N/A
LEU 46.A N     SER 43.A O     no hydrogen  2.774  N/A
LYS 47.A N     SER 43.A O     no hydrogen  3.025  N/A
LYS 47.A N     HIS 44.A O     no hydrogen  2.798  N/A
LYS 47.A NZ    PHE 55.A O     no hydrogen  3.391  N/A
LYS 47.A NZ    ALA 57.A O     no hydrogen  2.504  N/A
TYR 48.A N     HIS 44.A O     no hydrogen  2.704  N/A
LEU 52.A N     ASP 49.A OD1   no hydrogen  3.314  N/A
PHE 55.A N     LYS 47.A O     no hydrogen  2.685  N/A
ASP 58.A N     ASP 70.A OD1   no hydrogen  2.964  N/A
LYS 60.A N     SER 68.A O     no hydrogen  3.146  N/A
ILE 67.A N     ILE 74.A O     no hydrogen  2.768  N/A
SER 68.A N     LYS 60.A O     no hydrogen  2.804  N/A
VAL 69.A N     LYS 72.A O     no hydrogen  3.043  N/A
ASP 70.A N     ASP 58.A O     no hydrogen  3.023  N/A
ILE 74.A N     ILE 67.A O     no hydrogen  2.983  N/A
LYS 75.A N     VAL 31.A O     no hydrogen  3.012  N/A
VAL 76.A N     SER 65.A O     no hydrogen  2.908  N/A
VAL 77.A N     ILE 33.A O     no hydrogen  2.899  N/A
SER 78.A OG    ASP 35.A O     no hydrogen  2.496  N/A
SER 78.A OG    GLY 37.A O     no hydrogen  3.386  N/A
SER 78.A OG    VAL 77.A O     no hydrogen  2.460  N/A
ASP 79.A N     ASN 34.A OD1   no hydrogen  3.186  N/A
ARG 80.A NE    THR 36.A OG1   no hydrogen  3.366  N/A
ASN 84.A N     ASN 81.A O     no hydrogen  3.286  N/A
LEU 85.A N     PRO 82.A O     no hydrogen  2.582  N/A
TRP 87.A N     LEU 85.A O     no hydrogen  2.810  N/A
TRP 87.A NE1   HIS 111.A ND1  no hydrogen  2.804  N/A
GLY 88.A N     ALA 114.A O    no hydrogen  2.533  N/A
MET 90.A N     PRO 86.A O     no hydrogen  3.105  N/A
GLY 91.A N     GLY 88.A O     no hydrogen  3.015  N/A
ILE 92.A N     TRP 87.A O     no hydrogen  2.751  N/A
ASP 93.A N     LYS 3.A O      no hydrogen  3.255  N/A
LEU 94.A N     LYS 3.A O      no hydrogen  3.172  N/A
VAL 95.A N     LYS 118.A O    no hydrogen  2.934  N/A
ILE 96.A N     ALA 5.A O      no hydrogen  2.819  N/A
GLU 97.A N     LEU 120.A O    no hydrogen  2.848  N/A
GLY 98.A N     ASN 7.A O      no hydrogen  2.806  N/A
THR 99.A OG1   GLU 97.A OE1   no hydrogen  2.457  N/A
VAL 101.A N    THR 99.A OG1   no hydrogen  3.123  N/A
VAL 103.A N    VAL 101.A O    no hydrogen  3.027  N/A
ARG 105.A NE   ASP 128.A O    no hydrogen  2.807  N/A
ARG 105.A NH2  ASP 128.A O    no hydrogen  2.906  N/A
GLY 107.A N    ASP 104.A OD1  no hydrogen  2.516  N/A
ALA 108.A N    ASP 104.A O    no hydrogen  2.880  N/A
GLY 109.A N    ARG 105.A O    no hydrogen  3.019  N/A
LYS 110.A N    GLY 107.A O    no hydrogen  2.901  N/A
HIS 111.A N    ALA 108.A O    no hydrogen  3.053  N/A
HIS 111.A NE2  GLU 97.A OE2   no hydrogen  2.959  N/A
GLN 113.A N    GLY 109.A O    no hydrogen  3.118  N/A
ALA 114.A N    LYS 110.A O    no hydrogen  3.119  N/A
GLY 115.A N    LEU 112.A O    no hydrogen  2.911  N/A
ALA 116.A N    HIS 111.A O    no hydrogen  3.064  N/A
LYS 117.A N    ILE 92.A O     no hydrogen  2.979  N/A
LYS 117.A NZ   ASP 93.A OD2   no hydrogen  3.144  N/A
LYS 118.A N    ASP 93.A O     no hydrogen  3.018  N/A
LYS 118.A NZ   HIS 143.A O    no hydrogen  2.906  N/A
LYS 118.A NZ   ASP 145.A O    no hydrogen  2.645  N/A
VAL 119.A N    THR 146.A O    no hydrogen  2.931  N/A
LEU 120.A N    VAL 95.A O     no hydrogen  2.736  N/A
ILE 121.A N    ILE 148.A O    no hydrogen  2.740  N/A
THR 122.A N    GLU 97.A O     no hydrogen  3.157  N/A
THR 122.A OG1  GLU 97.A O     no hydrogen  3.076  N/A
THR 131.A OG1  ILE 129.A O    no hydrogen  3.501  N/A
THR 131.A OG1  SER 149.A OG   no hydrogen  3.336  N/A
TYR 132.A N    SER 149.A O    no hydrogen  3.058  N/A
TYR 132.A OH   ASP 145.A OD2  no hydrogen  2.929  N/A
GLY 135.A N    GLU 138.A OE1  no hydrogen  3.382  N/A
VAL 136.A N    VAL 133.A O    no hydrogen  2.594  N/A
GLU 138.A N    GLU 138.A OE1  no hydrogen  2.327  N/A
GLY 140.A N    ASN 137.A O    no hydrogen  3.046  N/A
TYR 141.A N    GLU 138.A O    no hydrogen  3.278  N/A
THR 142.A N    ASP 145.A OD2  no hydrogen  3.271  N/A
THR 142.A OG1  ASP 145.A OD2  no hydrogen  2.995  N/A
HIS 143.A NE2  ALA 337.A OXT  no hydrogen  2.686  N/A
ASP 145.A N    THR 142.A O    no hydrogen  2.964  N/A
ILE 148.A N    VAL 119.A O    no hydrogen  3.297  N/A
SER 149.A N    PRO 130.A O    no hydrogen  2.873  N/A
SER 149.A OG   THR 131.A OG1  no hydrogen  3.336  N/A
ASN 150.A N    ILE 121.A O    no hydrogen  3.159  N/A
ALA 151.A N    SER 149.A OG   no hydrogen  3.373  N/A
CYS 153.A SG   HIS 180.A NE2  no hydrogen  3.540  N/A
THR 154.A OG1  TYR 314.A OH   no hydrogen  3.120  N/A
THR 155.A OG1  SER 152.A OG   no hydrogen  2.872  N/A
ASN 156.A N    SER 152.A O    no hydrogen  3.013  N/A
ASN 156.A ND2  ASN 156.A O    no hydrogen  3.137  N/A
CYS 157.A N    THR 154.A O    no hydrogen  2.643  N/A
CYS 157.A SG   SER 293.A OG   no hydrogen  3.169  N/A
LEU 158.A N    THR 154.A O    no hydrogen  2.873  N/A
ALA 159.A N    THR 155.A O    no hydrogen  2.767  N/A
VAL 162.A N    LEU 158.A O    no hydrogen  3.180  N/A
VAL 162.A N    ALA 159.A O    no hydrogen  2.658  N/A
LYS 163.A N    ALA 159.A O    no hydrogen  2.927  N/A
LYS 163.A NZ   GLY 135.A O    no hydrogen  3.296  N/A
VAL 164.A N    PRO 160.A O    no hydrogen  3.382  N/A
LEU 165.A N    PHE 161.A O    no hydrogen  3.196  N/A
ASP 166.A N    VAL 162.A O    no hydrogen  2.964  N/A
GLN 167.A N    LYS 163.A O    no hydrogen  2.828  N/A
LYS 168.A N    LEU 165.A O    no hydrogen  2.730  N/A
PHE 169.A N    LEU 165.A O    no hydrogen  2.562  N/A
GLY 170.A N    ASP 166.A O    no hydrogen  2.927  N/A
ILE 171.A N    ASP 166.A OD1  no hydrogen  3.323  N/A
ILE 172.A N    GLN 248.A O    no hydrogen  2.750  N/A
GLY 174.A N    LYS 227.A O    no hydrogen  2.877  N/A
THR 177.A N    ASP 244.A O    no hydrogen  3.361  N/A
THR 178.A N    ILE 231.A O    no hydrogen  3.417  N/A
THR 178.A OG1  VAL 242.A O    no hydrogen  3.567  N/A
THR 178.A OG1  TYR 314.A OH   no hydrogen  2.936  N/A
THR 179.A N    VAL 242.A O    no hydrogen  2.778  N/A
HIS 180.A N    LEU 233.A O    no hydrogen  2.662  N/A
SER 181.A N    SER 241.A OG   no hydrogen  2.821  N/A
SER 181.A OG   THR 237.A OG1  no hydrogen  3.025  N/A
SER 181.A OG   VAL 240.A O    no hydrogen  2.473  N/A
SER 181.A OG   SER 241.A OG   no hydrogen  3.421  N/A
TYR 182.A N    THR 237.A O    no hydrogen  2.844  N/A
THR 183.A N    GLN 186.A OE1  no hydrogen  3.369  N/A
GLN 186.A N    THR 183.A O    no hydrogen  2.785  N/A
ARG 187.A N    ARG 198.A O    no hydrogen  3.274  N/A
ARG 187.A NE   SER 192.A O    no hydrogen  2.660  N/A
ALA 191.A N    ALA 199.A O    no hydrogen  3.079  N/A
HIS 193.A NE2  ASP 185.A OD1  no hydrogen  2.847  N/A
ASP 195.A N    HIS 193.A ND1  no hydrogen  3.025  N/A
ARG 197.A N    ASP 195.A OD1  no hydrogen  3.113  N/A
ARG 198.A N    ASP 195.A OD1  no hydrogen  3.251  N/A
ARG 198.A NE   THR 209.A OG1  no hydrogen  2.830  N/A
ALA 199.A N    ASP 195.A O    no hydrogen  2.837  N/A
ARG 200.A N    ARG 197.A O    no hydrogen  2.663  N/A
ARG 200.A NE   ASP 190.A OD1  no hydrogen  3.213  N/A
ARG 200.A NE   ASP 190.A OD2  no hydrogen  3.025  N/A
ARG 200.A NH2  ASP 190.A OD2  no hydrogen  3.519  N/A
ALA 201.A N    ASP 190.A OD1  no hydrogen  2.694  N/A
CYS 203.A N    ALA 201.A O    no hydrogen  2.648  N/A
VAL 207.A N    ARG 234.A O    no hydrogen  3.063  N/A
THR 209.A N    ALA 232.A O    no hydrogen  2.961  N/A
THR 209.A OG1  ASP 195.A OD2  no hydrogen  3.150  N/A
ALA 216.A N    GLY 212.A O    no hydrogen  2.787  N/A
VAL 217.A N    ALA 213.A O    no hydrogen  3.195  N/A
VAL 220.A N    VAL 217.A O    no hydrogen  2.697  N/A
LEU 221.A N    VAL 217.A O    no hydrogen  2.859  N/A
LEU 224.A N    LEU 221.A O    no hydrogen  2.741  N/A
LYS 225.A N    PRO 222.A O    no hydrogen  3.264  N/A
LYS 227.A N    LEU 224.A O    no hydrogen  2.864  N/A
LYS 227.A NZ   ILE 171.A O    no hydrogen  3.479  N/A
LYS 227.A NZ   ASN 223.A O    no hydrogen  3.553  N/A
ILE 231.A N    MET 176.A O    no hydrogen  3.303  N/A
ALA 232.A N    THR 209.A O    no hydrogen  3.008  N/A
LEU 233.A N    THR 178.A O    no hydrogen  2.862  N/A
ARG 234.A N    VAL 207.A O    no hydrogen  2.775  N/A
ARG 234.A NH1  GLN 186.A OE1  no hydrogen  3.508  N/A
VAL 235.A N    HIS 180.A O    no hydrogen  2.785  N/A
THR 237.A N    VAL 235.A O    no hydrogen  2.561  N/A
THR 237.A OG1  SER 181.A OG   no hydrogen  3.025  N/A
THR 237.A OG1  VAL 235.A O    no hydrogen  3.411  N/A
ASN 239.A ND2  ASP 315.A OD1  no hydrogen  3.260  N/A
ASN 239.A ND2  ASP 315.A OD2  no hydrogen  3.019  N/A
VAL 240.A N    ASN 239.A OD1  no hydrogen  2.703  N/A
SER 241.A N    TYR 314.A O    no hydrogen  2.855  N/A
SER 241.A OG   SER 181.A OG   no hydrogen  3.421  N/A
SER 241.A OG   ASN 316.A OD1  no hydrogen  3.182  N/A
VAL 242.A N    THR 179.A O    no hydrogen  2.929  N/A
VAL 243.A N    ALA 312.A O    no hydrogen  2.845  N/A
ASP 244.A N    THR 177.A O    no hydrogen  2.810  N/A
LEU 245.A N    VAL 310.A O    no hydrogen  3.064  N/A
VAL 246.A N    THR 175.A O    no hydrogen  2.915  N/A
VAL 247.A N    VAL 308.A O    no hydrogen  2.975  N/A
GLN 248.A N    LYS 173.A O    no hydrogen  2.878  N/A
VAL 249.A N    ASP 306.A O    no hydrogen  2.823  N/A
SER 250.A N    PHE 169.A O    no hydrogen  2.983  N/A
SER 250.A N    GLY 170.A O    no hydrogen  3.098  N/A
SER 250.A OG   PHE 169.A O    no hydrogen  2.964  N/A
LYS 251.A N    PHE 169.A O    no hydrogen  3.339  N/A
THR 253.A N    ASP 305.A O    no hydrogen  2.696  N/A
THR 253.A OG1  GLU 257.A OE1  no hydrogen  2.732  N/A
GLU 257.A N    PHE 254.A O    no hydrogen  3.021  N/A
VAL 258.A N    PHE 254.A O    no hydrogen  3.272  N/A
ASN 259.A N    ALA 255.A O    no hydrogen  3.466  N/A
ASN 259.A ND2  THR 300.A OG1  no hydrogen  2.850  N/A
ALA 260.A N    GLU 256.A O    no hydrogen  2.918  N/A
ALA 261.A N    GLU 257.A O    no hydrogen  3.062  N/A
PHE 262.A N    VAL 258.A O    no hydrogen  3.155  N/A
ARG 263.A N    ASN 259.A O    no hydrogen  2.894  N/A
ARG 263.A NH1  GLU 256.A OE2  no hydrogen  3.532  N/A
ARG 263.A NH2  GLU 256.A OE2  no hydrogen  3.076  N/A
ARG 263.A NH2  ASP 278.A OD1  no hydrogen  3.483  N/A
GLU 264.A N    ALA 260.A O    no hydrogen  2.870  N/A
SER 265.A N    ALA 261.A O    no hydrogen  3.051  N/A
ALA 266.A N    PHE 262.A O    no hydrogen  2.780  N/A
ASP 267.A N    ARG 263.A O    no hydrogen  2.791  N/A
ASP 267.A N    GLU 264.A O    no hydrogen  3.076  N/A
ASN 268.A N    GLU 264.A O    no hydrogen  3.052  N/A
ASN 268.A N    SER 265.A O    no hydrogen  3.090  N/A
LEU 270.A N    SER 265.A O    no hydrogen  2.801  N/A
LYS 271.A N    ASN 268.A O    no hydrogen  3.415  N/A
ILE 273.A N    LEU 270.A O    no hydrogen  2.592  N/A
LEU 274.A N    LEU 270.A O    no hydrogen  3.148  N/A
CYS 277.A N    ILE 295.A O    no hydrogen  2.913  N/A
CYS 277.A SG   GLU 279.A O    no hydrogen  3.985  N/A
VAL 282.A N    ASP 285.A OD2  no hydrogen  3.140  N/A
ASP 285.A N    VAL 282.A O    no hydrogen  2.793  N/A
PHE 286.A N    SER 283.A O    no hydrogen  2.598  N/A
ARG 287.A N    ILE 284.A O    no hydrogen  3.415  N/A
THR 289.A OG1  PHE 286.A O    no hydrogen  2.541  N/A
THR 289.A OG1  ARG 287.A O    no hydrogen  2.875  N/A
SER 292.A N    ILE 273.A O    no hydrogen  2.905  N/A
SER 293.A N    ILE 273.A O    no hydrogen  3.203  N/A
SER 293.A OG   CYS 157.A O    no hydrogen  3.472  N/A
THR 294.A N    TRP 313.A O    no hydrogen  2.961  N/A
THR 294.A OG1  TRP 313.A O    no hydrogen  3.518  N/A
ILE 295.A N    SER 275.A O    no hydrogen  2.694  N/A
ASP 296.A N    ILE 311.A O    no hydrogen  3.319  N/A
SER 297.A OG   CYS 277.A O    no hydrogen  3.196  N/A
SER 297.A OG   ASP 278.A OD1  no hydrogen  2.536  N/A
SER 298.A OG   ASP 296.A OD1  no hydrogen  3.347  N/A
LEU 299.A N    ASP 296.A O    no hydrogen  2.810  N/A
THR 300.A N    SER 297.A O    no hydrogen  2.936  N/A
THR 300.A OG1  SER 297.A O    no hydrogen  3.321  N/A
MET 301.A N    LYS 309.A O    no hydrogen  3.299  N/A
MET 303.A N    MET 307.A O    no hydrogen  2.844  N/A
ASP 306.A N    MET 303.A O    no hydrogen  3.244  N/A
MET 307.A N    MET 303.A O    no hydrogen  3.059  N/A
VAL 308.A N    VAL 247.A O    no hydrogen  2.752  N/A
LYS 309.A N    MET 301.A O    no hydrogen  3.018  N/A
LYS 309.A NZ   ASP 244.A OD1  no hydrogen  3.273  N/A
LYS 309.A NZ   ASP 244.A OD2  no hydrogen  3.317  N/A
VAL 310.A N    LEU 245.A O    no hydrogen  3.019  N/A
ALA 312.A N    VAL 243.A O    no hydrogen  2.946  N/A
TRP 313.A N    THR 294.A O    no hydrogen  2.867  N/A
TRP 313.A NE1  ASP 296.A OD2  no hydrogen  2.602  N/A
TYR 314.A N    SER 241.A O    no hydrogen  2.934  N/A
TYR 314.A OH   THR 154.A OG1  no hydrogen  3.120  N/A
TYR 314.A OH   THR 178.A OG1  no hydrogen  2.936  N/A
GLU 317.A N    ASP 315.A OD1  no hydrogen  2.740  N/A
TRP 318.A N    ASP 315.A OD1  no hydrogen  2.505  N/A
TRP 318.A NE1  ASP 290.A OD1  no hydrogen  3.286  N/A
TYR 320.A OH   ASN 150.A O    no hydrogen  3.046  N/A
TYR 320.A OH   ALA 151.A O    no hydrogen  2.548  N/A
SER 321.A N    GLU 317.A O    no hydrogen  3.043  N/A
SER 321.A OG   GLU 317.A O    no hydrogen  2.791  N/A
GLN 322.A N    TRP 318.A O    no hydrogen  2.790  N/A
ARG 323.A N    GLY 319.A O    no hydrogen  3.176  N/A
ARG 323.A N    TYR 320.A O    no hydrogen  2.509  N/A
ARG 323.A NH1  ASP 290.A O    no hydrogen  3.210  N/A
ARG 323.A NH1  SER 292.A OG   no hydrogen  2.682  N/A
ARG 323.A NH2  ASP 290.A O    no hydrogen  3.416  N/A
ARG 323.A NH2  ASP 326.A OD1  no hydrogen  2.871  N/A
VAL 324.A N    TYR 320.A O    no hydrogen  2.797  N/A
VAL 325.A N    SER 321.A O    no hydrogen  2.744  N/A
ASP 326.A N    GLN 322.A O    no hydrogen  3.022  N/A
LEU 327.A N    ARG 323.A O    no hydrogen  2.766  N/A
LEU 327.A N    VAL 324.A O    no hydrogen  3.016  N/A
ALA 328.A N    VAL 324.A O    no hydrogen  2.940  N/A
ASP 329.A N    VAL 325.A O    no hydrogen  2.518  N/A
ILE 330.A N    ASP 326.A O    no hydrogen  3.067  N/A
ILE 330.A N    LEU 327.A O    no hydrogen  2.758  N/A
VAL 331.A N    LEU 327.A O    no hydrogen  2.917  N/A
ALA 332.A N    ALA 328.A O    no hydrogen  3.161  N/A
TRP 20A.A N    PHE 16.A O     no hydrogen  2.729  N/A
LYS 126A.A N   VAL 103.A O    no hydrogen  2.888  N/A
HIS 21B.A N    LEU 17.A O     no hydrogen  2.986  N/A