Table 1.
Solvent accessibility of the heme group in various b heme proteins.
| Protein | PDB ID | Fig. | MW (kDa) | Iron ligation | Heme ASA (%) |
|---|---|---|---|---|---|
| horseradish peroxidase Ca | 1ATJ | 2G | 33.7 | His | < 1% |
| cytochrome P450camb | 2A1M | 2F | 46.6 | Cys | 3% |
| FixLHc | 1XJ6 | 3B | 13.4 | His | 6% |
| DosHd | 1S66 | 3C | 13.6 | His/Met | 10% |
| GlbNe | 1MWB | 2B | 13.7 | His/His | 12% |
| cytochrome b562f | 256B | 2C | 11.8 | His/Met | 14% |
| myoglobing | 1JP6 | 2A | 17.2 | His | 18% |
| heme oxygenaseh | 1DVE | 2E | 30.6 | His | 20% |
| nitrophorin 2i | 1EUO | 3D | 20.1 | His | 22% |
| HasAsmj | 1B2V | 3A | 19.3 | His/Tyr | 22% |
| cytochrome b5k | 1CYO | 2D | 10.6 | His/His | 25% |
a
From Armoracia rusticana
b
from Pseudomonas putida, with camphor bound
c
from Bradyrhizobium japonicum
d
from Escherichia coli, with no oxygen bound
e
truncated globin from Synechocystis sp. PCC 6803
f
from Escherichia coli
g
from Physeter catodon
h
from Rattus norvegicus
i
from Rhodnius prolixus
j
hemophore from Serratia marcescens
k
soluble domain from Bos taurus microsomal protein.