Chains and heterogens:
PDB Chain Sequences:
>4kbkA (A:) mhhhhhhssglvprgslrvgnryrlgrkigsgsfgdiylgtdiaageevaiklecvktkh pqlhieskiykmmqggvgiptirwcgaegdynvmvmellgpsledlfnfcsrkfslktvl lladqmisrieyihsknfihrdvkpdnflmglgkkgnlvyiidfglakkyrdarthqhip yrenknltgtaryasinthlgieqsrrddleslgyvlmyfnlgslpwqglkaatkrqkye risekkmstpievlckgypsefatylnfcrslrfddkpdysylrqlfrnlfhrqgfsydy vfdwnmlkfgasraaddaererrdreerlrh
>4kbkA (A:) lrvgnryrlgrkigsggdiylgtdiaageevaiklecqlhieskiykmmqggvgiptirw cgaegdynvmvmellgpsledlfnfcsrkfslktvllladqmisrieyihsknfihrdvk pdnflmglgkkgnlvyiidfglakkyrdarthqhipyrenknltgtaryasinthlgieq srrddleslgyvlmyfnlgslpwqglkaatkrqkyerisekkmstpievlckgypsefat ylnfcrslrfddkpdysylrqlfrnlfhrqgfsydyvfdwnml
>4kbkB (B:) mhhhhhhssglvprgslrvgnryrlgrkigsgsfgdiylgtdiaageevaiklecvktkh pqlhieskiykmmqggvgiptirwcgaegdynvmvmellgpsledlfnfcsrkfslktvl lladqmisrieyihsknfihrdvkpdnflmglgkkgnlvyiidfglakkyrdarthqhip yrenknltgtaryasinthlgieqsrrddleslgyvlmyfnlgslpwqglkaatkrqkye risekkmstpievlckgypsefatylnfcrslrfddkpdysylrqlfrnlfhrqgfsydy vfdwnmlkfgasraaddaererrdreerlrh
>4kbkB (B:) lrvgnryrlgrkigsgsfgdiylgtdiaageevaiklecvktkhpqlhieskiykmmqgg vgiptirwcgaegdynvmvmellgpsledlfnfcsrkfslktvllladqmisrieyihsk nfihrdvkpdnflmglgkkgnlvyiidfglakkyrdarthqhipyrknltgtaryasint hlgieqsrrddleslgyvlmyfnlgslpwqglkaatkrqkyerisekkmstpievlckgy psefatylnfcrslrfddkpdysylrqlfrnlfhrqgfsydyvfdwnml
>4kbkC (C:) mhhhhhhssglvprgslrvgnryrlgrkigsgsfgdiylgtdiaageevaiklecvktkh pqlhieskiykmmqggvgiptirwcgaegdynvmvmellgpsledlfnfcsrkfslktvl lladqmisrieyihsknfihrdvkpdnflmglgkkgnlvyiidfglakkyrdarthqhip yrenknltgtaryasinthlgieqsrrddleslgyvlmyfnlgslpwqglkaatkrqkye risekkmstpievlckgypsefatylnfcrslrfddkpdysylrqlfrnlfhrqgfsydy vfdwnmlkfgasraaddaererrdreerlrh
>4kbkC (C:) rvgnryrlgrkigsgdiylgtdiaageevaiklecvktkhpqlhieskiykmmqggvgip tirwcgaegdynvmvmellgpsledlfnfcsrkfslktvllladqmisrieyihsknfih rdvkpdnflmglgkkgnlvyiidfglakkyhipyrenknltgtaryasinthlgieqsrr ddleslgyvlmyfnlgslpwqglkaatkrqkyerisekkmstpievlckgypsefatyln fcrslrfddkpdysylrqlfrnlfhrqgfsydyvfdwnml
>4kbkD (D:) mhhhhhhssglvprgslrvgnryrlgrkigsgsfgdiylgtdiaageevaiklecvktkh pqlhieskiykmmqggvgiptirwcgaegdynvmvmellgpsledlfnfcsrkfslktvl lladqmisrieyihsknfihrdvkpdnflmglgkkgnlvyiidfglakkyrdarthqhip yrenknltgtaryasinthlgieqsrrddleslgyvlmyfnlgslpwqglkaatkrqkye risekkmstpievlckgypsefatylnfcrslrfddkpdysylrqlfrnlfhrqgfsydy vfdwnmlkfgasraaddaererrdreerlrh
>4kbkD (D:) lrvgnryrlgrkigdiylgtdiaageevaiklecpqlhieskiykmmqggvgiptirwcg aegdynvmvmellgpsledlfnfcsrkfslktvllladqmisrieyihsknfihrdvkpd nflmglgkkgnlvyiidfglakkyrdarthqhipyrenknltgtaryasinthlgieqsr rddleslgyvlmyfnlgslpwqglkaatkrqkyerisekkmstpievlckgypsefatyl nfcrslrfddkpdysylrqlfrnlfhrqgfsydyvfdwnml