Chains and heterogens:
PDB Chain Sequences:
>1xkvA (A:) mqrlealgihpkkrvfwntvspvlvehtllrgegllahhgplvvdttpytgrspkdkfvv repevegeiwwgevnqpfapeafealyqrvvqylserdlyvqdlyagadrryrlavrvvt espwhalfarnmfilprrfgnddeveafvpgftvvhapyfqavperdgtrsevfvgisfq rrlvlivgtkyageikksiftvmnylmpkrgvfpmhasanvgkegdvavffglsgtgktt lstdperpligddehgwsedgvfnfeggcyakvirlspehepliykasnqfeailenvvv npesrrvqwdddsktentrssypiahlenvvesgvaghpraifflsadaygvlppiarls peeamyyflsgytarvagtergvtepratfsacfgapflpmhpgvyarmlgekirkhapr vylvntgwtggpygvgyrfplpvtrallkaalsgalenvpyrrdpvfgfevpleapgvpq ellnpretwadkeaydqqarklarlfqenfqkyasgvakevaeagprte
>1xkvA (A:) qrlealgihpkkrvfwntvspvlvehtllrgegllahhgplvvdttpytgrspkdkfvvr epevegeiwwgevnqpfapeafealyqrvvqylserdlyvqdlyagadrryrlavrvvte spwhalfarnmfilprrfgafvpgftvvhapyfqavperdgtrsevfvgisfqrrlvliv gtkyageikksiftvmnylmpkrgvfpmhasanvgkegdvavffglsgtgkttlstdper pligddehgwsedgvfnfeggcyakvirlspehepliykasnqfeailenvvvnpesrrv qwdddsktentrssypiahlenvvesgvaghpraifflsadaygvlppiarlspeeamyy flsgytarvtepratfsacfgapflpmhpgvyarmlgekirkhaprvylvntgwtggpyg vgyrfplpvtrallkaalsgalenvpyrrdpvfgfevpleapgvpqellnpretwadkea ydqqarklarlfqenfqkyasgvakevaeagprte
>1xkvB (B:) mqrlealgihpkkrvfwntvspvlvehtllrgegllahhgplvvdttpytgrspkdkfvv repevegeiwwgevnqpfapeafealyqrvvqylserdlyvqdlyagadrryrlavrvvt espwhalfarnmfilprrfgnddeveafvpgftvvhapyfqavperdgtrsevfvgisfq rrlvlivgtkyageikksiftvmnylmpkrgvfpmhasanvgkegdvavffglsgtgktt lstdperpligddehgwsedgvfnfeggcyakvirlspehepliykasnqfeailenvvv npesrrvqwdddsktentrssypiahlenvvesgvaghpraifflsadaygvlppiarls peeamyyflsgytarvagtergvtepratfsacfgapflpmhpgvyarmlgekirkhapr vylvntgwtggpygvgyrfplpvtrallkaalsgalenvpyrrdpvfgfevpleapgvpq ellnpretwadkeaydqqarklarlfqenfqkyasgvakevaeagprte
>1xkvB (B:) mqrlealgihpkkrvfwntvspvlvehtllrgegllahhgplvvdttpytgrspkdkfvv repevegeiwwgevnqpfapeafealyqrvvqylserdlyvqdlyagadrryrlavrvvt espwhalfarnmfilprrfgnddeveafvpgftvvhapyfqavperdgtrsevfvgisfq rrlvlivgtkyageikksiftvmnylmpkrgvfpmhasanvgkegdvavffglsgtgktt lstdperpligddehgwsedgvfnfeggcyakvirlspehepliykasnqfeailenvvv npesrrvqwdddsktentrssypiahlenvvesgvaghpraifflsadaygvlppiarls peeamyyflsgytarvpratfsacfgapflpmhpgvyarmlgekirkhaprvylvntgwt ggpygvgyrfplpvtrallkaalsgalenvpyrrdpvfgfevpleapgvpqellnpretw adkeaydqqarklarlfqenfqkyasgvakevaeagprt