>7JH6_1|Chains A, B, C, D|Two-domain di-Zn(II) and porphyrin-binding protein|synthetic construct (32630) DYLRELLKLELQAIKQYEKLRQTGDELVQAFQRLREIFDKGDDDSLEQVLEEIEELIQKHRQLASELPKLELQAIKQYREALEYVKLPVLAKILEDEEKHIEWLKEAAKQGDQWVQLFQRFREAIDKGDKDSLEQLLEELEQALQKIRELTEKTGRKILEDEEKHIEWLETILG