7KLN_2|Chains M[auth A2], N[auth B2], O[auth C2], P[auth D2], Q[auth E2], R[auth F2], S[auth G2], T[auth H2], U[auth I2], V[auth J2], W[auth K2], X[auth L2]|Head completion protein, gp1|Vibrio phage XM1 (2748688) label=1