Finding intermodel H-bonds
Finding intramodel H-bonds
Constraints relaxed by 0.4 angstroms and 20 degrees
Models used:
	#0 4m9g_A.cif

H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist):
ASN 2.A ND2    HIS 41.A O     no hydrogen  2.926  N/A
THR 6.A N      ASN 2.A O      no hydrogen  2.919  N/A
THR 6.A OG1    ASN 2.A O      no hydrogen  3.322  N/A
THR 6.A OG1    GLY 3.A O      no hydrogen  3.284  N/A
ASP 7.A N      GLY 3.A O      no hydrogen  2.925  N/A
MET 8.A N      GLY 4.A O      no hydrogen  3.127  N/A
LEU 9.A N      ILE 5.A O      no hydrogen  2.953  N/A
THR 10.A N     THR 6.A O      no hydrogen  2.889  N/A
THR 10.A OG1   THR 6.A O      no hydrogen  2.854  N/A
GLU 11.A N     ASP 7.A O      no hydrogen  2.930  N/A
LEU 12.A N     MET 8.A O      no hydrogen  2.981  N/A
ALA 13.A N     LEU 9.A O      no hydrogen  2.835  N/A
ASN 14.A N     THR 10.A O     no hydrogen  2.985  N/A
PHE 15.A N     GLU 11.A O     no hydrogen  3.222  N/A
GLU 16.A N     LEU 12.A O     no hydrogen  3.080  N/A
LYS 17.A N     ALA 13.A O     no hydrogen  2.992  N/A
LYS 17.A NZ    ASN 18.A OD1   no hydrogen  2.759  N/A
ASN 18.A N     ASN 14.A O     no hydrogen  2.777  N/A
ASN 18.A ND2   ASN 88.A OD1   no hydrogen  2.794  N/A
VAL 19.A N     PHE 15.A O     no hydrogen  2.887  N/A
SER 20.A N     PHE 15.A O     no hydrogen  3.060  N/A
ALA 22.A N     GLU 16.A O     no hydrogen  2.799  N/A
LYS 25.A N     ALA 22.A O     no hydrogen  3.110  N/A
TYR 26.A N     ALA 22.A O     no hydrogen  3.035  N/A
ASN 27.A N     ILE 23.A O     no hydrogen  3.006  N/A
ALA 28.A N     HIS 24.A O     no hydrogen  2.995  N/A
TYR 29.A N     LYS 25.A O     no hydrogen  3.040  N/A
ARG 30.A N     TYR 26.A O     no hydrogen  3.006  N/A
ARG 30.A NH2   ASN 27.A OD1   no hydrogen  2.936  N/A
LYS 31.A N     ASN 27.A O     no hydrogen  2.846  N/A
ALA 32.A N     ALA 28.A O     no hydrogen  3.020  N/A
ALA 33.A N     TYR 29.A O     no hydrogen  2.879  N/A
SER 34.A N     ARG 30.A O     no hydrogen  2.865  N/A
SER 34.A OG.A  ARG 30.A O     no hydrogen  2.975  N/A
VAL 35.A N     LYS 31.A O     no hydrogen  3.027  N/A
ILE 36.A N     ALA 32.A O     no hydrogen  3.085  N/A
ALA 37.A N     ALA 33.A O     no hydrogen  2.868  N/A
LYS 38.A N     SER 34.A O     no hydrogen  3.267  N/A
TYR 39.A N     ILE 36.A O     no hydrogen  3.066  N/A
TYR 39.A OH    GLU 48.A OE2   no hydrogen  2.599  N/A
ILE 43.A N     ASN 2.A OD1    no hydrogen  2.784  N/A
LYS 44.A N     GLU 48.A OE1   no hydrogen  2.805  N/A
GLY 46.A N     ASP 64.A OD1   no hydrogen  2.679  N/A
GLU 48.A N     SER 45.A OG    no hydrogen  3.205  N/A
ALA 49.A N     SER 45.A O     no hydrogen  3.298  N/A
LYS 50.A N     GLY 46.A O     no hydrogen  2.751  N/A
LYS 51.A N     GLU 48.A O     no hydrogen  3.360  N/A
LEU 52.A N     ALA 49.A O     no hydrogen  2.864  N/A
VAL 55.A N     LEU 52.A O     no hydrogen  3.253  N/A
ALA 60.A N     GLY 56.A O     no hydrogen  3.031  N/A
GLU 61.A N     THR 57.A O     no hydrogen  3.064  N/A
LYS 62.A N     LYS 58.A O     no hydrogen  3.021  N/A
ILE 63.A N     ILE 59.A O     no hydrogen  2.841  N/A
ASP 64.A N     ALA 60.A O     no hydrogen  3.031  N/A
GLU 65.A N     GLU 61.A O     no hydrogen  3.110  N/A
PHE 66.A N     LYS 62.A O     no hydrogen  2.899  N/A
LEU 67.A N     ILE 63.A O     no hydrogen  2.799  N/A
ALA 68.A N     ASP 64.A O     no hydrogen  3.167  N/A
THR 69.A N     GLU 65.A O     no hydrogen  2.979  N/A
THR 69.A OG1   GLU 65.A O     no hydrogen  2.680  N/A
GLY 70.A N     PHE 66.A O     no hydrogen  2.756  N/A
LYS 71.A N     THR 69.A OG1   no hydrogen  3.189  N/A
ARG 73.A N     GLU 65.A OE2   no hydrogen  2.967  N/A
GLU 76.A N     LEU 72.A O     no hydrogen  2.946  N/A
LYS 77.A N     ARG 73.A O     no hydrogen  3.071  N/A
ILE 78.A N     LYS 74.A O     no hydrogen  3.130  N/A
ARG 79.A N     LEU 75.A O     no hydrogen  2.873  N/A
ARG 79.A NE    GLU 11.A OE1   no hydrogen  3.367  N/A
ARG 79.A NE    GLU 11.A OE2   no hydrogen  2.610  N/A
ARG 79.A NH2   GLU 11.A OE1   no hydrogen  2.792  N/A
GLN 80.A N     GLU 76.A O     no hydrogen  3.331  N/A
ASP 81.A N     ILE 78.A O     no hydrogen  2.977  N/A
SER 84.A N     ASP 81.A OD2   no hydrogen  2.897  N/A
SER 84.A OG    ASP 81.A OD2   no hydrogen  3.119  N/A
SER 85.A N     ASP 81.A O     no hydrogen  2.926  N/A
SER 85.A OG    ASP 81.A O     no hydrogen  2.979  N/A
SER 85.A OG    ASP 82.A O     no hydrogen  3.152  N/A
SER 86.A N     ASP 82.A O     no hydrogen  2.989  N/A
SER 86.A OG    ASP 82.A O     no hydrogen  2.771  N/A
ILE 87.A N     THR 83.A O     no hydrogen  3.017  N/A
ASN 88.A N     SER 84.A O     no hydrogen  2.998  N/A
PHE 89.A N     SER 85.A O     no hydrogen  3.000  N/A
LEU 90.A N     SER 86.A O     no hydrogen  3.003  N/A
THR 91.A N     ILE 87.A O     no hydrogen  3.431  N/A
THR 91.A OG1   ASN 88.A O     no hydrogen  2.728  N/A
ARG 92.A N     PHE 89.A O     no hydrogen  2.966  N/A
ARG 92.A NE    GLU 137.A OE2  no hydrogen  2.841  N/A
ARG 92.A NH2   GLU 137.A OE1  no hydrogen  2.863  N/A
ARG 92.A NH2   GLU 137.A OE2  no hydrogen  3.422  N/A
VAL 93.A N     LEU 90.A O     no hydrogen  2.959  N/A
SER 94.A OG    HIS 125.A NE2  no hydrogen  2.824  N/A
ILE 96.A N     VAL 93.A O     no hydrogen  2.941  N/A
ALA 101.A N    GLY 97.A O     no hydrogen  2.927  N/A
ARG 102.A N    PRO 98.A O     no hydrogen  2.995  N/A
LYS 103.A N    SER 99.A O     no hydrogen  3.078  N/A
PHE 104.A N    ALA 100.A O    no hydrogen  2.864  N/A
VAL 105.A N    ALA 101.A O    no hydrogen  3.030  N/A
ASP 106.A N    ARG 102.A O    no hydrogen  2.941  N/A
GLU 107.A N    LYS 103.A O    no hydrogen  3.341  N/A
GLU 107.A N    PHE 104.A O    no hydrogen  3.040  N/A
GLY 108.A N    VAL 105.A O    no hydrogen  3.159  N/A
ILE 109.A N    PHE 104.A O    no hydrogen  2.902  N/A
LYS 110.A N    ASP 114.A OD2  no hydrogen  2.864  N/A
THR 111.A N    ASP 114.A OD2  no hydrogen  3.080  N/A
GLU 113.A N    GLU 113.A OE1  no hydrogen  2.621  N/A
ASP 114.A N    THR 111.A OG1  no hydrogen  3.017  N/A
LEU 115.A N    THR 111.A O    no hydrogen  3.024  N/A
ARG 116.A N    LEU 112.A O    no hydrogen  2.944  N/A
LYS 117.A N    GLU 113.A O    no hydrogen  3.123  N/A
ASN 118.A N    LEU 115.A O    no hydrogen  3.156  N/A
ASN 118.A ND2  ASP 114.A O    no hydrogen  2.515  N/A
LYS 121.A N    ASN 118.A O    no hydrogen  2.941  N/A
LYS 121.A NZ   GLU 107.A OE1  no hydrogen  3.375  N/A
LEU 122.A N    GLU 119.A O    no hydrogen  2.974  N/A
ASN 123.A N    GLN 126.A OE1  no hydrogen  3.036  N/A
HIS 124.A NE2  THR 211.A O    no hydrogen  2.717  N/A
HIS 125.A NE2  SER 94.A OG    no hydrogen  2.824  N/A
GLN 126.A N    ASN 123.A OD1  no hydrogen  2.831  N/A
GLN 126.A NE2  GLY 95.A O     no hydrogen  3.008  N/A
ARG 127.A N    ASN 123.A O    no hydrogen  3.009  N/A
ARG 127.A NE   GLU 119.A O    no hydrogen  3.039  N/A
ARG 127.A NE   LEU 122.A O    no hydrogen  3.084  N/A
ARG 127.A NH2  GLU 119.A O    no hydrogen  2.924  N/A
ARG 127.A NH2  LEU 122.A O    no hydrogen  3.419  N/A
ILE 128.A N    HIS 124.A O    no hydrogen  3.145  N/A
GLY 129.A N    HIS 125.A O    no hydrogen  2.870  N/A
LEU 130.A N    GLN 126.A O    no hydrogen  2.865  N/A
LYS 131.A N    ARG 127.A O    no hydrogen  2.857  N/A
LYS 131.A NZ   TYR 132.A OH   no hydrogen  3.245  N/A
TYR 132.A N    ILE 128.A O    no hydrogen  3.004  N/A
TYR 132.A OH   ASP 210.A OD2  no hydrogen  2.616  N/A
PHE 133.A N    LEU 130.A O    no hydrogen  3.322  N/A
PHE 136.A N    TYR 132.A O    no hydrogen  2.830  N/A
GLU 137.A N    GLY 134.A O    no hydrogen  3.147  N/A
LYS 138.A N    ASP 135.A O    no hydrogen  3.090  N/A
ARG 139.A NE   SER 177.A OG   no hydrogen  3.208  N/A
ARG 139.A NH2  SER 177.A OG   no hydrogen  2.813  N/A
ILE 140.A N    SER 178.A O    no hydrogen  2.780  N/A
ARG 142.A N    GLU 176.A O    no hydrogen  2.925  N/A
ARG 142.A NH1  PHE 171.A O    no hydrogen  2.746  N/A
ARG 142.A NH1  ALA 175.A O    no hydrogen  3.105  N/A
ARG 142.A NH2  PHE 171.A O    no hydrogen  3.438  N/A
GLU 144.A N    PRO 141.A O    no hydrogen  2.978  N/A
MET 145.A N    PRO 141.A O    no hydrogen  3.105  N/A
LEU 146.A N    ARG 142.A O    no hydrogen  2.782  N/A
GLN 147.A N    GLU 143.A O    no hydrogen  3.131  N/A
GLN 147.A NE2  GLU 143.A OE2  no hydrogen  3.137  N/A
MET 148.A N    GLU 144.A O    no hydrogen  2.764  N/A
GLN 149.A N    MET 145.A O    no hydrogen  2.781  N/A
ASP 150.A N    LEU 146.A O    no hydrogen  2.845  N/A
ILE 151.A N    GLN 147.A O    no hydrogen  3.268  N/A
VAL 152.A N    MET 148.A O    no hydrogen  3.093  N/A
LEU 153.A N    GLN 149.A O    no hydrogen  2.883  N/A
ASN 154.A N    ASP 150.A O    no hydrogen  3.070  N/A
ASN 154.A ND2  GLU 155.A OE2  no hydrogen  3.186  N/A
GLU 155.A N    ILE 151.A O    no hydrogen  2.929  N/A
VAL 156.A N    VAL 152.A O    no hydrogen  2.956  N/A
LYS 157.A N    LEU 153.A O    no hydrogen  3.193  N/A
LYS 158.A N    ASN 154.A O    no hydrogen  3.088  N/A
LYS 158.A NZ   GLU 155.A OE1  no hydrogen  2.996  N/A
LYS 158.A NZ   GLU 155.A OE2  no hydrogen  3.259  N/A
VAL 159.A N    GLU 155.A O    no hydrogen  3.074  N/A
ASP 160.A N    VAL 156.A O    no hydrogen  3.212  N/A
GLU 162.A N    ASP 160.A OD1  no hydrogen  3.055  N/A
TYR 163.A N    ASP 160.A O    no hydrogen  3.185  N/A
TYR 163.A OH   LEU 194.A O    no hydrogen  2.447  N/A
ILE 164.A N    THR 186.A O    no hydrogen  2.940  N/A
THR 166.A N    LEU 184.A O    no hydrogen  2.981  N/A
THR 166.A OG1  TYR 244.A OH   no hydrogen  2.617  N/A
CYS 168.A N    ASP 182.A O    no hydrogen  2.869  N/A
CYS 168.A SG   THR 166.A O    no hydrogen  3.676  N/A
GLY 169.A N    PHE 251.A O    no hydrogen  2.823  N/A
ARG 172.A N    GLY 169.A O    no hydrogen  3.119  N/A
ARG 172.A NH1  THR 252.A OG1  no hydrogen  2.826  N/A
ARG 172.A NH1  GLU 295.A OE1  no hydrogen  3.506  N/A
ARG 172.A NH1  GLU 295.A OE2  no hydrogen  2.832  N/A
ARG 172.A NH2  GLU 295.A OE1  no hydrogen  2.669  N/A
ARG 173.A N    SER 170.A O    no hydrogen  2.963  N/A
ARG 173.A NH1  THR 252.A O    no hydrogen  2.777  N/A
GLY 174.A N    PHE 171.A O    no hydrogen  2.969  N/A
ALA 175.A N    SER 170.A O    no hydrogen  3.085  N/A
SER 178.A N    ILE 140.A O    no hydrogen  2.847  N/A
MET 181.A N    ARG 233.A O    no hydrogen  2.960  N/A
VAL 183.A N    ASP 235.A O    no hydrogen  2.878  N/A
LEU 184.A N    THR 166.A O    no hydrogen  2.867  N/A
LEU 185.A N    ARG 237.A O    no hydrogen  2.644  N/A
THR 186.A N    ILE 164.A O    no hydrogen  2.984  N/A
THR 186.A OG1  ILE 239.A O    no hydrogen  2.728  N/A
HIS 187.A NE2  ASP 160.A OD2  no hydrogen  2.745  N/A
SER 189.A N    HIS 187.A ND1  no hydrogen  3.089  N/A
SER 189.A OG   HIS 187.A ND1  no hydrogen  2.762  N/A
PHE 190.A N    HIS 187.A O    no hydrogen  2.946  N/A
THR 191.A OG1  SER 192.A O    no hydrogen  3.554  N/A
SER 192.A N    ASP 242.A OD2  no hydrogen  3.086  N/A
GLN 197.A N    LYS 193.A O    no hydrogen  3.116  N/A
VAL 198.A N    LEU 195.A O    no hydrogen  3.087  N/A
VAL 199.A N    LEU 195.A O    no hydrogen  3.062  N/A
GLU 200.A N    HIS 196.A O    no hydrogen  2.798  N/A
GLN 201.A N    GLN 197.A O    no hydrogen  3.206  N/A
GLN 201.A NE2  GLU 155.A OE1  no hydrogen  2.806  N/A
LEU 202.A N    VAL 198.A O    no hydrogen  3.048  N/A
GLN 203.A N    VAL 199.A O    no hydrogen  2.904  N/A
LYS 204.A N    GLU 200.A O    no hydrogen  2.852  N/A
VAL 205.A N    GLN 201.A O    no hydrogen  3.097  N/A
HIS 206.A N    GLN 203.A O    no hydrogen  2.940  N/A
PHE 207.A N    LEU 202.A O    no hydrogen  2.888  N/A
ILE 208.A N    LEU 202.A O    no hydrogen  3.072  N/A
THR 209.A N    VAL 222.A O    no hydrogen  2.849  N/A
THR 209.A OG1  ASP 210.A OD2  no hydrogen  2.705  N/A
THR 209.A OG1  VAL 222.A O    no hydrogen  3.560  N/A
LEU 212.A N    MET 220.A O    no hydrogen  2.826  N/A
SER 213.A N    MET 220.A O    no hydrogen  3.036  N/A
LYS 214.A NZ   HIS 196.A ND1  no hydrogen  3.157  N/A
GLY 215.A N    LYS 218.A O    no hydrogen  3.017  N/A
PHE 219.A N    ILE 236.A O    no hydrogen  2.805  N/A
MET 220.A N    SER 213.A O    no hydrogen  2.891  N/A
GLY 221.A N    ILE 234.A O    no hydrogen  2.889  N/A
VAL 222.A N    ASP 210.A O    no hydrogen  3.031  N/A
CYS 223.A N    ARG 232.A O    no hydrogen  2.777  N/A
CYS 223.A SG   ARG 232.A O    no hydrogen  3.810  N/A
GLN 224.A N    PHE 207.A O    no hydrogen  2.969  N/A
GLN 224.A NE2  GLU 228.A OE2  no hydrogen  2.756  N/A
GLN 224.A NE2  TYR 229.A O    no hydrogen  2.747  N/A
HIS 231.A N    ASP 135.A OD2  no hydrogen  2.790  N/A
ARG 232.A N    CYS 223.A O    no hydrogen  2.682  N/A
ARG 232.A NH1  ARG 139.A O    no hydrogen  3.011  N/A
ARG 232.A NH2  GLU 144.A OE1  no hydrogen  3.049  N/A
ARG 233.A NH1  GLY 221.A O    no hydrogen  2.873  N/A
ARG 233.A NH1  ILE 234.A O    no hydrogen  3.293  N/A
ARG 233.A NH1  ASP 235.A OD1  no hydrogen  2.916  N/A
ARG 233.A NH2  ASP 235.A OD1  no hydrogen  2.747  N/A
ARG 233.A NH2  ASP 235.A OD2  no hydrogen  3.343  N/A
ILE 234.A N    GLY 221.A O    no hydrogen  3.022  N/A
ASP 235.A N    MET 181.A O    no hydrogen  2.851  N/A
ILE 236.A N    PHE 219.A O    no hydrogen  2.833  N/A
ARG 237.A N    VAL 183.A O    no hydrogen  2.864  N/A
ARG 237.A NE   ASP 182.A OD1  no hydrogen  3.090  N/A
ARG 237.A NH2  ASP 182.A OD1  no hydrogen  3.346  N/A
ARG 237.A NH2  ASP 182.A OD2  no hydrogen  3.202  N/A
LEU 238.A N    THR 217.A O    no hydrogen  2.726  N/A
ILE 239.A N    LEU 185.A O    no hydrogen  2.762  N/A
LYS 241.A N    PHE 190.A O    no hydrogen  2.947  N/A
GLN 243.A N    PRO 240.A O    no hydrogen  3.005  N/A
TYR 244.A N    LYS 241.A O    no hydrogen  3.249  N/A
TYR 244.A OH   THR 166.A OG1  no hydrogen  2.617  N/A
TYR 244.A OH   LEU 184.A O    no hydrogen  2.935  N/A
GLY 247.A N    GLN 243.A O    no hydrogen  3.154  N/A
VAL 248.A N    TYR 244.A O    no hydrogen  2.830  N/A
LEU 249.A N    TYR 245.A O    no hydrogen  3.002  N/A
TYR 250.A N    CYS 246.A O    no hydrogen  3.109  N/A
PHE 251.A N    GLY 247.A O    no hydrogen  2.890  N/A
THR 252.A N    LEU 249.A O    no hydrogen  3.342  N/A
THR 252.A OG1  VAL 248.A O    no hydrogen  2.584  N/A
GLY 253.A N    LEU 249.A O    no hydrogen  3.303  N/A
SER 254.A N    ARG 312.A O    no hydrogen  2.885  N/A
SER 254.A OG   ARG 312.A O    no hydrogen  3.125  N/A
SER 254.A OG   SER 313.A O    no hydrogen  2.411  N/A
ASN 258.A N    SER 254.A O    no hydrogen  2.870  N/A
ASN 258.A ND2  TYR 250.A O    no hydrogen  2.897  N/A
LYS 259.A N    ASP 255.A O    no hydrogen  3.080  N/A
ASN 260.A N    ILE 256.A O    no hydrogen  2.966  N/A
ASN 260.A ND2  GLU 314.A O    no hydrogen  2.537  N/A
MET 261.A N    PHE 257.A O    no hydrogen  2.791  N/A
ARG 262.A N    ASN 258.A O    no hydrogen  3.003  N/A
ALA 263.A N    LYS 259.A O    no hydrogen  3.241  N/A
HIS 264.A N    ASN 260.A O    no hydrogen  3.135  N/A
ALA 265.A N    MET 261.A O    no hydrogen  3.020  N/A
LEU 266.A N    ARG 262.A O    no hydrogen  3.103  N/A
GLU 267.A N    ALA 263.A O    no hydrogen  3.189  N/A
LYS 268.A N    HIS 264.A O    no hydrogen  3.020  N/A
LYS 268.A N    ALA 265.A O    no hydrogen  3.078  N/A
GLY 269.A N    LEU 266.A O    no hydrogen  2.891  N/A
PHE 270.A N    ALA 265.A O    no hydrogen  2.533  N/A
THR 271.A N    ARG 278.A O    no hydrogen  2.911  N/A
ASN 273.A N    THR 276.A O    no hydrogen  3.276  N/A
TYR 275.A N    ASN 273.A OD1  no hydrogen  2.901  N/A
THR 276.A N    ASN 273.A OD1  no hydrogen  2.724  N/A
ARG 278.A N    THR 271.A O    no hydrogen  3.082  N/A
LEU 280.A N    GLY 269.A O    no hydrogen  3.326  N/A
GLY 281.A N    VAL 285.A O    no hydrogen  2.925  N/A
GLY 284.A N    GLY 281.A O    no hydrogen  3.143  N/A
GLY 287.A N    PRO 279.A O    no hydrogen  3.022  N/A
LEU 290.A N    ILE 277.A O    no hydrogen  3.040  N/A
ASP 293.A N    ASP 297.A OD2  no hydrogen  3.284  N/A
SER 294.A OG   ASP 297.A OD1  no hydrogen  3.002  N/A
ASP 297.A N    SER 294.A OG   no hydrogen  3.333  N/A
ILE 298.A N    GLU 295.A O    no hydrogen  3.030  N/A
ASP 300.A N    LYS 296.A O    no hydrogen  2.803  N/A
TYR 301.A N    ASP 297.A O    no hydrogen  2.957  N/A
TYR 301.A N    ILE 298.A O    no hydrogen  3.268  N/A
TYR 301.A OH   PRO 291.A O    no hydrogen  2.834  N/A
ILE 302.A N    PHE 299.A O    no hydrogen  3.257  N/A
TRP 304.A N    PHE 299.A O    no hydrogen  2.675  N/A
TYR 306.A OH   GLU 295.A OE1  no hydrogen  3.008  N/A
ARG 307.A NH1  ASP 311.A O    no hydrogen  3.322  N/A
ARG 307.A NH1  GLU 314.A OXT  no hydrogen  3.236  N/A
ASP 311.A N    GLU 308.A O    no hydrogen  2.865  N/A
ARG 312.A N    PRO 309.A O    no hydrogen  3.130  N/A
ARG 312.A NE   ARG 307.A O    no hydrogen  2.830  N/A
ARG 312.A NH1  GLU 295.A OE2  no hydrogen  2.685  N/A
ARG 312.A NH2  GLU 295.A OE1  no hydrogen  2.941  N/A
ARG 312.A NH2  ARG 307.A O    no hydrogen  2.932  N/A