HEADER    PHOTOSYNTHESIS                          31-DEC-69   7Y7A
TITLE     In situ double-PBS-PSII-PSI-LHCs megacomplex from Porphyridium
TITLE   2 purpureum.
COMPND    MOL_ID: 6;
COMPND   2 MOLECULE: B-phycoerythrin beta chain;
COMPND   3 CHAIN: P1, R1, T1, V1, Y1, a1, c1, e1, g1, i1, k1, m1, C2, E2, G2, I2, K2, M2, O2, Q2, S2, U2, W2, Y2, D3, F3, H3, J3, L3, N3, P3, R3, T3, V3, X3, Z3, c3, e3, g3, i3, k3, m3, P4, R4, T4, V4, Y4, a4, c4, e4, g4, i4, k4, m4, B5, D5, F5, H5, J5, L5, N5, P5, R5, T5, V5, X5, B6, D6, F6, H6, J6, L6, N6, P6, R6, T6, V6, X6, Z6, b6, d6, f6, h6, j6, l6, n6, p6, r6, t6, v6, P8, R8, T8, V8, Y8, a8, c8, e8, g8, i8, k8, m8, BA, CA, DA, FA, GA, HA, IA, LA, MA, NA, OA, PA, QA, RA, SA, VA, XA, YA, ZA, aA, bA, dA, eA, gA, DC, FC, HC, JC, LC, NC, PC, RC, TC, VC, XC, ZC, cC, eC, gC, iC, kC, mC, BD, DD, FD, HD, JD, LD, ND, PD, RD, TD, VD, XD, CF, EF, GF, IF, KF, MF, OF, QF, SF, UF, WF, YF, 1G, qG, sG, uG, wG, yG, BH, DH, FH, HH, JH, LH, OH, QH, SH, UH, WH, YH, PI, RI, TI, VI, YI, aI, cI, eI, gI, iI, kI, mI, BJ, DJ, FJ, HJ, JJ, LJ, OJ, QJ, SJ, UJ, WJ, YJ, PK, RK, TK, VK, YK, aK, cK, eK, gK, iK, kK, mK, BL, DL, FL, HL, JL, LL, NL, PL, RL, TL, VL, XL, CM, EM, GM, IM, KM, MM, OM, QM, SM, UM, WM, YM, yN, 1N, qN, sN, uN, wN, PP, RP, TP, VP, YP, aP, cP, eP, gP, iP, kP, mP, BQ, DQ, FQ, HQ, JQ, LQ, NQ, PQ, RQ, TQ, VQ, XQ, ZQ, bQ, dQ, fQ, hQ, jQ, lQ, nQ, pQ, rQ, tQ, vQ, PR, RR, TR, VR, YR, aR, cR, eR, gR, iR, kR, mR, PS, RS, TS, VS, YS, aS, cS, eS, gS, iS, kS, mS, BT, DT, FT, HT, JT, LT, NT, PT, RT, TT, VT, XT, ZT, bT, dT, fT, hT, jT, lT, nT, pT, rT, tT, vT, BU, DU, FU, HU, JU, LU, NU, PU, RU, TU, VU, XU, DV, FV, HV, JV, LV, NV, PV, RV, TV, VV, XV, ZV, cV, eV, gV, iV, kV, mV, BW, CW, DW, FW, GW, HW, IW, LW, MW, NW, OW, PW, QW, RW, SW, VW, XW, YW, ZW, aW, bW, dW, eW, gW, 1X, qX, sX, uX, wX, yX, yY, 1Y, qY, sY, uY, wY, Ba, Da, Fa, Ha, Ja, La, Oa, Qa, Sa, Ua, Wa, Ya, Bb, Db, Fb, Hb, Jb, Lb, Nb, Pb, Rb, Tb, Vb, Xb, Zb, bb, db, fb, hb, jb, lb, nb, pb, rb, tb, vb, Cc, Ec, Gc, Ic, Kc, Mc, Oc, Qc, Sc, Uc, Wc, Yc, Pe, Re, Te, Ve, Ye, ae, ce, ee, ge, ie, ke, me, Bf, Df, Ff, Hf, Jf, Lf, Of, Qf, Sf, Uf, Wf, Yf, Bg, Dg, Fg, Hg, Jg, Lg, Ng, Pg, Rg, Tg, Vg, Xg, Bh, Dh, Fh, Hh, Jh, Lh, Oh, Qh, Sh, Uh, Wh, Yh, Bi, Di, Fi, Hi, Ji, Li, Ni, Pi, Ri, Ti, Vi, Xi, Pj, Rj, Tj, Vj, Yj, aj, cj, ej, gj, ij, kj, mj, Bk, Dk, Fk, Hk, Jk, Lk, Ok, Qk, Sk, Uk, Wk, Yk, Pl, Rl, Tl, Vl, Yl, al, cl, el, gl, il, kl, ml, Pn, Rn, Tn, Vn, Yn, an, cn, en, gn, in, kn, mn, Dp, Fp, Hp, Jp, Lp, Np, Pp, Rp, Tp, Vp, Xp, Zp, cp, ep, gp, ip, kp, mp;
COMPND   4 ENGINEERED: YES;
COMPND   5 MOL_ID: 1;
COMPND   6 R-phycoerythrin gamma chain, chloroplastic;
COMPND   7 CHAIN: A1, A2, A4, Y5, A8, YD, AF, AI, AK, AM, AP, AR, AS, Ac, Ae, Yg, Yi, Aj, Al, An;
COMPND   8 ENGINEERED: YES;
COMPND   9 MOL_ID: 2;
COMPND   10 Phycobilisome rod-core linker polypeptide;
COMPND   11 CHAIN: B1, B4, B8, BI, BK, BP, BR, BS, Be, Bj, Bl, Bn;
COMPND   12 ENGINEERED: YES;
COMPND   13 MOL_ID: 3;
COMPND   14 C-phycocyanin alpha subunit;
COMPND   15 CHAIN: C1, E1, G1, I1, K1, M1, C4, E4, G4, I4, K4, M4, C8, E8, G8, I8, K8, M8, CI, EI, GI, II, KI, MI, CK, EK, GK, IK, KK, MK, CP, EP, GP, IP, KP, MP, CR, ER, GR, IR, KR, MR, CS, ES, GS, IS, KS, MS, Ce, Ee, Ge, Ie, Ke, Me, Cj, Ej, Gj, Ij, Kj, Mj, Cl, El, Gl, Il, Kl, Ml, Cn, En, Gn, In, Kn, Mn;
COMPND   16 ENGINEERED: YES;
COMPND   17 MOL_ID: 4;
COMPND   18 C-phycocyanin beta subunit;
COMPND   19 CHAIN: D1, F1, H1, J1, L1, N1, D4, F4, H4, J4, L4, N4, D8, F8, H8, J8, L8, N8, DI, FI, HI, JI, LI, NI, DK, FK, HK, JK, LK, NK, DP, FP, HP, JP, LP, NP, DR, FR, HR, JR, LR, NR, DS, FS, HS, JS, LS, NS, De, Fe, He, Je, Le, Ne, Dj, Fj, Hj, Jj, Lj, Nj, Dl, Fl, Hl, Jl, Ll, Nl, Dn, Fn, Hn, Jn, Ln, Nn;
COMPND   20 ENGINEERED: YES;
COMPND   21 MOL_ID: 5;
COMPND   22 Phycoerythrin alpha subunit;
COMPND   23 CHAIN: O1, Q1, S1, U1, W1, Z1, b1, d1, f1, h1, j1, l1, B2, D2, F2, H2, J2, L2, N2, P2, R2, T2, V2, X2, C3, E3, G3, I3, K3, M3, O3, Q3, S3, U3, W3, Y3, a3, d3, f3, h3, j3, l3, O4, Q4, S4, U4, W4, Z4, b4, d4, f4, h4, j4, l4, A5, C5, E5, G5, I5, K5, M5, O5, Q5, S5, U5, W5, A6, C6, E6, G6, I6, K6, M6, O6, Q6, S6, U6, W6, Y6, a6, c6, e6, g6, i6, k6, m6, o6, q6, s6, u6, O8, Q8, S8, U8, W8, Z8, b8, d8, f8, h8, j8, l8, JA, TA, CC, EC, GC, IC, KC, MC, OC, QC, SC, UC, WC, YC, aC, dC, fC, hC, jC, lC, AD, CD, ED, GD, ID, KD, MD, OD, QD, SD, UD, WD, BF, DF, FF, HF, JF, LF, NF, PF, RF, TF, VF, XF, pG, rG, tG, vG, xG, zG, AH, CH, EH, GH, IH, KH, NH, PH, RH, TH, VH, XH, OI, QI, SI, UI, WI, ZI, bI, dI, fI, hI, jI, lI, AJ, CJ, EJ, GJ, IJ, KJ, NJ, PJ, RJ, TJ, VJ, XJ, OK, QK, SK, UK, WK, ZK, bK, dK, fK, hK, jK, lK, AL, CL, EL, GL, IL, KL, ML, OL, QL, SL, UL, WL, BM, DM, FM, HM, JM, LM, NM, PM, RM, TM, VM, XM, zN, pN, rN, tN, vN, xN, OP, QP, SP, UP, WP, ZP, bP, dP, fP, hP, jP, lP, AQ, CQ, EQ, GQ, IQ, KQ, MQ, OQ, QQ, SQ, UQ, WQ, YQ, aQ, cQ, eQ, gQ, iQ, kQ, mQ, oQ, qQ, sQ, uQ, OR, QR, SR, UR, WR, ZR, bR, dR, fR, hR, jR, lR, OS, QS, SS, US, WS, ZS, bS, dS, fS, hS, jS, lS, AT, CT, ET, GT, IT, KT, MT, OT, QT, ST, UT, WT, YT, aT, cT, eT, gT, iT, kT, mT, oT, qT, sT, uT, AU, CU, EU, GU, IU, KU, MU, OU, QU, SU, UU, WU, CV, EV, GV, IV, KV, MV, OV, QV, SV, UV, WV, YV, aV, dV, fV, hV, jV, lV, JW, TW, pX, rX, tX, vX, xX, zX, zY, pY, rY, tY, vY, xY, Aa, Ca, Ea, Ga, Ia, Ka, Na, Pa, Ra, Ta, Va, Xa, Ab, Cb, Eb, Gb, Ib, Kb, Mb, Ob, Qb, Sb, Ub, Wb, Yb, ab, cb, eb, gb, ib, kb, mb, ob, qb, sb, ub, Bc, Dc, Fc, Hc, Jc, Lc, Nc, Pc, Rc, Tc, Vc, Xc, Oe, Qe, Se, Ue, We, Ze, be, de, fe, he, je, le, Af, Cf, Ef, Gf, If, Kf, Nf, Pf, Rf, Tf, Vf, Xf, Ag, Cg, Eg, Gg, Ig, Kg, Mg, Og, Qg, Sg, Ug, Wg, Ah, Ch, Eh, Gh, Ih, Kh, Nh, Ph, Rh, Th, Vh, Xh, Ai, Ci, Ei, Gi, Ii, Ki, Mi, Oi, Qi, Si, Ui, Wi, Oj, Qj, Sj, Uj, Wj, Zj, bj, dj, fj, hj, jj, lj, Ak, Ck, Ek, Gk, Ik, Kk, Nk, Pk, Rk, Tk, Vk, Xk, Ol, Ql, Sl, Ul, Wl, Zl, bl, dl, fl, hl, jl, ll, On, Qn, Sn, Un, Wn, Zn, bn, dn, fn, hn, jn, ln, Cp, Ep, Gp, Ip, Kp, Mp, Op, Qp, Sp, Up, Wp, Yp, ap, dp, fp, hp, jp, lp;
COMPND   24 ENGINEERED: YES;
COMPND   25 MOL_ID: 6;
COMPND   26 B-phycoerythrin beta chain;
COMPND   27 CHAIN: P1, R1, T1, V1, Y1, a1, c1, e1, g1, i1, k1, m1, C2, E2, G2, I2, K2, M2, O2, Q2, S2, U2, W2, Y2, D3, F3, H3, J3, L3, N3, P3, R3, T3, V3, X3, Z3, c3, e3, g3, i3, k3, m3, P4, R4, T4, V4, Y4, a4, c4, e4, g4, i4, k4, m4, B5, D5, F5, H5, J5, L5, N5, P5, R5, T5, V5, X5, B6, D6, F6, H6, J6, L6, N6, P6, R6, T6, V6, X6, Z6, b6, d6, f6, h6, j6, l6, n6, p6, r6, t6, v6, P8, R8, T8, V8, Y8, a8, c8, e8, g8, i8, k8, m8, BA, CA, DA, FA, GA, HA, IA, LA, MA, NA, OA, PA, QA, RA, SA, VA, XA, YA, ZA, aA, bA, dA, eA, gA, DC, FC, HC, JC, LC, NC, PC, RC, TC, VC, XC, ZC, cC, eC, gC, iC, kC, mC, BD, DD, FD, HD, JD, LD, ND, PD, RD, TD, VD, XD, CF, EF, GF, IF, KF, MF, OF, QF, SF, UF, WF, YF, 1G, qG, sG, uG, wG, yG, BH, DH, FH, HH, JH, LH, OH, QH, SH, UH, WH, YH, PI, RI, TI, VI, YI, aI, cI, eI, gI, iI, kI, mI, BJ, DJ, FJ, HJ, JJ, LJ, OJ, QJ, SJ, UJ, WJ, YJ, PK, RK, TK, VK, YK, aK, cK, eK, gK, iK, kK, mK, BL, DL, FL, HL, JL, LL, NL, PL, RL, TL, VL, XL, CM, EM, GM, IM, KM, MM, OM, QM, SM, UM, WM, YM, yN, 1N, qN, sN, uN, wN, PP, RP, TP, VP, YP, aP, cP, eP, gP, iP, kP, mP, BQ, DQ, FQ, HQ, JQ, LQ, NQ, PQ, RQ, TQ, VQ, XQ, ZQ, bQ, dQ, fQ, hQ, jQ, lQ, nQ, pQ, rQ, tQ, vQ, PR, RR, TR, VR, YR, aR, cR, eR, gR, iR, kR, mR, PS, RS, TS, VS, YS, aS, cS, eS, gS, iS, kS, mS, BT, DT, FT, HT, JT, LT, NT, PT, RT, TT, VT, XT, ZT, bT, dT, fT, hT, jT, lT, nT, pT, rT, tT, vT, BU, DU, FU, HU, JU, LU, NU, PU, RU, TU, VU, XU, DV, FV, HV, JV, LV, NV, PV, RV, TV, VV, XV, ZV, cV, eV, gV, iV, kV, mV, BW, CW, DW, FW, GW, HW, IW, LW, MW, NW, OW, PW, QW, RW, SW, VW, XW, YW, ZW, aW, bW, dW, eW, gW, 1X, qX, sX, uX, wX, yX, yY, 1Y, qY, sY, uY, wY, Ba, Da, Fa, Ha, Ja, La, Oa, Qa, Sa, Ua, Wa, Ya, Bb, Db, Fb, Hb, Jb, Lb, Nb, Pb, Rb, Tb, Vb, Xb, Zb, bb, db, fb, hb, jb, lb, nb, pb, rb, tb, vb, Cc, Ec, Gc, Ic, Kc, Mc, Oc, Qc, Sc, Uc, Wc, Yc, Pe, Re, Te, Ve, Ye, ae, ce, ee, ge, ie, ke, me, Bf, Df, Ff, Hf, Jf, Lf, Of, Qf, Sf, Uf, Wf, Yf, Bg, Dg, Fg, Hg, Jg, Lg, Ng, Pg, Rg, Tg, Vg, Xg, Bh, Dh, Fh, Hh, Jh, Lh, Oh, Qh, Sh, Uh, Wh, Yh, Bi, Di, Fi, Hi, Ji, Li, Ni, Pi, Ri, Ti, Vi, Xi, Pj, Rj, Tj, Vj, Yj, aj, cj, ej, gj, ij, kj, mj, Bk, Dk, Fk, Hk, Jk, Lk, Ok, Qk, Sk, Uk, Wk, Yk, Pl, Rl, Tl, Vl, Yl, al, cl, el, gl, il, kl, ml, Pn, Rn, Tn, Vn, Yn, an, cn, en, gn, in, kn, mn, Dp, Fp, Hp, Jp, Lp, Np, Pp, Rp, Tp, Vp, Xp, Zp, cp, ep, gp, ip, kp, mp;
COMPND   28 ENGINEERED: YES;
COMPND   29 MOL_ID: 7;
COMPND   30 Phycobilisome 31.8 kDa linker polypeptide,
COMPND   31 phycoerythrin-associated, rod;
COMPND   32 CHAIN: X1, X4, X8, XI, XK, XP, XR, XS, Xe, Xj, Xl, Xn;
COMPND   33 ENGINEERED: YES;
COMPND   34 MOL_ID: 49;
COMPND   35 Photosystem II reaction center protein L;
COMPND   36 CHAIN: L9, l9, LE, lE, LO, lO, LZ, lZ, Lm, lm;
COMPND   37 ENGINEERED: YES;
COMPND   38 MOL_ID: 72;
COMPND   39 Allophycocyanin alpha subunit;
COMPND   40 CHAIN: AB, CB, EB, GB, JB, KB, NB, PB, RB, TB, cB, eB, gB, iB, lB, mB, pB, rB, tB, vB, Ad, Cd, Ed, Gd, Jd, Kd, Nd, Pd, Rd, Td, cd, ed, gd, id, ld, md, pd, rd, td, vd;
COMPND   41 ENGINEERED: YES;
EXPDTA     ELECTRON MICROSCOPY
DBREF  7Y7A V    1   177  UNP    P11393   PHEB_PORPP       1    177
MODRES 7Y7A MEN     72  ASN  modified residue
MODRES 7Y7A MEN     72  ASN  modified residue
MODRES 7Y7A MEN     72  ASN  modified residue
MODRES 7Y7A MEN V   72  ASN  modified residue
SEQRES   1 Vl  177  MET LEU ASP ALA PHE SER ARG VAL VAL VAL ASN SER ASP
SEQRES   2 Vl  177  ALA LYS ALA ALA TYR VAL GLY GLY SER ASP LEU GLN ALA
SEQRES   3 Vl  177  LEU LYS SER PHE ILE ALA ASP GLY ASN LYS ARG LEU ASP
SEQRES   4 Vl  177  ALA VAL ASN SER ILE VAL SER ASN ALA SER CYS MET VAL
SEQRES   5 Vl  177  SER ASP ALA VAL SER GLY MET ILE CYS GLU ASN PRO GLY
SEQRES   6 Vl  177  LEU ILE SER PRO GLY GLY ASN CYS TYR THR ASN ARG ARG
SEQRES   7 Vl  177  MET ALA ALA CYS LEU ARG ASP GLY GLU ILE ILE LEU ARG
SEQRES   8 Vl  177  TYR VAL SER TYR ALA LEU LEU ALA GLY ASP ALA SER VAL
SEQRES   9 Vl  177  LEU GLU ASP ARG CYS LEU ASN GLY LEU LYS GLU THR TYR
SEQRES  10 Vl  177  ILE ALA LEU GLY VAL PRO THR ASN SER SER ILE ARG ALA
SEQRES  11 Vl  177  VAL SER ILE MET LYS ALA GLN ALA VAL ALA PHE ILE THR
SEQRES  12 Vl  177  ASN THR ALA THR GLU ARG LYS MET SER PHE ALA ALA GLY
SEQRES  13 Vl  177  ASP CYS THR SER LEU ALA SER GLU VAL ALA SER TYR PHE
SEQRES  14 Vl  177  ASP ARG VAL GLY ALA ALA ILE SER