HEADER MEMBRANE PROTEIN 09-DEC-25 21DE TITLE MSSZR METHANOGENIC SCHIZORHODOPSIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: MSSZR; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: METHANOCULLEUS SP.; SOURCE 3 ORGANISM_TAXID: 90427; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS SCHIZORHODOPSIN, MEMBRANE PROTEIN EXPDTA ELECTRON MICROSCOPY AUTHOR I.EBISU,T.TANAKA,S.MURAKOSHI,W.SHIHOYA,O.NUREKI REVDAT 1 11-NOV-26 21DE 0 JRNL AUTH I.EBISU,T.TANAKA,Y.KAWASAKI,S.MURAKOSHI,K.SHIBATA,Y.KATO, JRNL AUTH 2 M.KONNO,W.SHIHOYA,K.INOUE,O.NUREKI JRNL TITL MSSZR METHANOGENIC SCHIZORHODOPSIN JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 2.67 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 SOFTWARE PACKAGES : CRYOSPARC, PHENIX, CRYOSPARC REMARK 3 RECONSTRUCTION SCHEMA : NULL REMARK 3 REMARK 3 EM MAP-MODEL FITTING AND REFINEMENT REMARK 3 PDB ENTRY : NULL REMARK 3 REFINEMENT SPACE : NULL REMARK 3 REFINEMENT PROTOCOL : NULL REMARK 3 REFINEMENT TARGET : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE : NULL REMARK 3 REMARK 3 FITTING PROCEDURE : NULL REMARK 3 REMARK 3 EM IMAGE RECONSTRUCTION STATISTICS REMARK 3 NOMINAL PIXEL SIZE (ANGSTROMS) : NULL REMARK 3 ACTUAL PIXEL SIZE (ANGSTROMS) : NULL REMARK 3 EFFECTIVE RESOLUTION (ANGSTROMS) : 2.670 REMARK 3 NUMBER OF PARTICLES : 206620 REMARK 3 CTF CORRECTION METHOD : PHASE FLIPPING AND AMPLITUDE REMARK 3 CORRECTION REMARK 3 REMARK 3 EM RECONSTRUCTION MAGNIFICATION CALIBRATION: NULL REMARK 3 REMARK 3 OTHER DETAILS: NULL REMARK 4 REMARK 4 21DE COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 10-DEC-25. REMARK 100 THE DEPOSITION ID IS D_1300066983. REMARK 245 REMARK 245 EXPERIMENTAL DETAILS REMARK 245 RECONSTRUCTION METHOD : SINGLE PARTICLE REMARK 245 SPECIMEN TYPE : NULL REMARK 245 REMARK 245 ELECTRON MICROSCOPE SAMPLE REMARK 245 SAMPLE TYPE : PARTICLE REMARK 245 PARTICLE TYPE : POINT REMARK 245 NAME OF SAMPLE : MSSZR REMARK 245 SAMPLE CONCENTRATION (MG ML-1) : NULL REMARK 245 SAMPLE SUPPORT DETAILS : NULL REMARK 245 SAMPLE VITRIFICATION DETAILS : NULL REMARK 245 SAMPLE BUFFER : NULL REMARK 245 PH : 8.00 REMARK 245 SAMPLE DETAILS : NULL REMARK 245 REMARK 245 DATA ACQUISITION REMARK 245 DATE OF EXPERIMENT : NULL REMARK 245 NUMBER OF MICROGRAPHS-IMAGES : NULL REMARK 245 TEMPERATURE (KELVIN) : NULL REMARK 245 MICROSCOPE MODEL : TFS KRIOS REMARK 245 DETECTOR TYPE : GATAN K3 (6K X 4K) REMARK 245 MINIMUM DEFOCUS (NM) : 600.00 REMARK 245 MAXIMUM DEFOCUS (NM) : 1500.00 REMARK 245 MINIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 MAXIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 NOMINAL CS : NULL REMARK 245 IMAGING MODE : DARK FIELD REMARK 245 ELECTRON DOSE (ELECTRONS NM**-2) : 5000.00 REMARK 245 ILLUMINATION MODE : FLOOD BEAM REMARK 245 NOMINAL MAGNIFICATION : NULL REMARK 245 CALIBRATED MAGNIFICATION : NULL REMARK 245 SOURCE : FIELD EMISSION GUN REMARK 245 ACCELERATION VOLTAGE (KV) : 300 REMARK 245 IMAGING DETAILS : NULL REMARK 247 REMARK 247 ELECTRON MICROSCOPY REMARK 247 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM ELECTRON REMARK 247 MICROSCOPY DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE REMARK 247 THAT CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES REMARK 247 ON THESE RECORDS ARE MEANINGLESS EXCEPT FOR THE CALCULATION REMARK 247 OF THE STRUCTURE FACTORS. REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 300 THE ASSEMBLY REPRESENTED IN THIS ENTRY HAS REGULAR REMARK 300 CYCLIC POINT SYMMETRY (SCHOENFLIES SYMBOL = C3). REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 APPLY THE FOLLOWING TO CHAINS: A REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 2 -0.500000 -0.866025 0.000000 251.36664 REMARK 350 BIOMT2 2 0.866025 -0.500000 0.000000 67.35374 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 -0.500000 0.866025 0.000000 67.35327 REMARK 350 BIOMT2 3 -0.866025 -0.500000 0.000000 251.36676 REMARK 350 BIOMT3 3 0.000000 0.000000 1.000000 0.00000 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 THR A 91 59.96 -94.54 REMARK 500 REMARK 500 REMARK: NULL REMARK 610 REMARK 610 MISSING HETEROATOM REMARK 610 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 610 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 610 I=INSERTION CODE): REMARK 610 M RES C SSEQI REMARK 610 PC1 A 302 REMARK 610 PC1 A 303 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-67583 RELATED DB: EMDB REMARK 900 MSSZR METHANOGENIC SCHIZORHODOPSIN DBREF 21DE A 1 202 PDB 21DE 21DE 1 202 SEQRES 1 A 202 MET ALA SER GLU ILE ILE VAL PHE GLN ILE GLY ALA MET SEQRES 2 A 202 ILE PHE ALA ALA SER SER VAL VAL PHE LEU VAL GLY GLY SEQRES 3 A 202 THR LYS LYS LEU ASN PHE ASP THR GLU PHE PHE ILE SER SEQRES 4 A 202 PHE ILE THR SER MET SER TYR VAL VAL MET SER LEU ALA SEQRES 5 A 202 ILE ALA THR THR VAL ALA LEU GLY GLY GLY THR ILE TYR SEQRES 6 A 202 TRP SER ARG TRP LEU PHE TYR MET ALA ALA CYS PRO LEU SEQRES 7 A 202 LEU MET TYR ASP VAL VAL ARG ILE SER THR GLY SER THR SEQRES 8 A 202 ARG GLU TYR PRO VAL PHE ALA LEU LEU THR CYS LEU THR SEQRES 9 A 202 MET PHE ASN GLY PHE LEU ALA SER PHE VAL VAL SER SER SEQRES 10 A 202 SER ARG TRP ILE PHE PHE LEU PHE GLY SER ALA ALA PHE SEQRES 11 A 202 ILE GLY LEU LEU TYR MET VAL SER ARG GLY GLN LYS ASN SEQRES 12 A 202 ARG ALA SER LYS THR LEU LYS PRO PHE VAL TYR ILE GLY SEQRES 13 A 202 TRP SER LEU PHE PRO VAL VAL PHE LEU LEU ALA PRO THR SEQRES 14 A 202 GLY PHE GLY ILE PHE ASP ALA PRO VAL THR ALA PHE LEU SEQRES 15 A 202 TYR LEU LEU LEU ASP LEU VAL THR LYS LEU TRP PHE GLY SEQRES 16 A 202 ILE ILE THR ILE ARG MET LYS HET RET A 301 20 HET PC1 A 302 35 HET PC1 A 303 35 HETNAM RET RETINAL HETNAM PC1 1,2-DIACYL-SN-GLYCERO-3-PHOSPHOCHOLINE HETSYN PC1 3-SN-PHOSPHATIDYLCHOLINE FORMUL 2 RET C20 H28 O FORMUL 3 PC1 2(C44 H88 N O8 P) FORMUL 5 HOH *20(H2 O) HELIX 1 AA1 ALA A 2 GLY A 25 1 24 HELIX 2 AA2 ASP A 33 LEU A 51 1 19 HELIX 3 AA3 TRP A 66 THR A 88 1 23 HELIX 4 AA4 GLU A 93 VAL A 114 1 22 HELIX 5 AA5 SER A 118 ARG A 139 1 22 HELIX 6 AA6 ALA A 145 LYS A 150 1 6 HELIX 7 AA7 LYS A 150 ILE A 155 1 6 HELIX 8 AA8 SER A 158 ALA A 167 1 10 HELIX 9 AA9 ASP A 175 LYS A 191 1 17 HELIX 10 AB1 LYS A 191 MET A 201 1 11 SHEET 1 AA1 2 THR A 55 VAL A 57 0 SHEET 2 AA1 2 THR A 63 TYR A 65 -1 O ILE A 64 N THR A 56 LINK NZ LYS A 191 C15 RET A 301 1555 1555 1.34 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 1.000000 0.000000 0.000000 0.00000 SCALE2 0.000000 1.000000 0.000000 0.00000 SCALE3 0.000000 0.000000 1.000000 0.00000 CONECT 1494 1606 CONECT 1592 1593 1597 1607 1608 CONECT 1593 1592 1594 CONECT 1594 1593 1595 CONECT 1595 1594 1596 CONECT 1596 1595 1597 1609 CONECT 1597 1592 1596 1598 CONECT 1598 1597 1599 CONECT 1599 1598 1600 CONECT 1600 1599 1601 1610 CONECT 1601 1600 1602 CONECT 1602 1601 1603 CONECT 1603 1602 1604 CONECT 1604 1603 1605 1611 CONECT 1605 1604 1606 CONECT 1606 1494 1605 CONECT 1607 1592 CONECT 1608 1592 CONECT 1609 1596 CONECT 1610 1600 CONECT 1611 1604 CONECT 1612 1613 CONECT 1613 1612 1614 1615 1616 CONECT 1614 1613 CONECT 1615 1613 CONECT 1616 1613 1617 CONECT 1617 1616 1618 CONECT 1618 1617 1619 1634 CONECT 1619 1618 1620 CONECT 1620 1619 1621 1622 CONECT 1621 1620 CONECT 1622 1620 1623 CONECT 1623 1622 1624 CONECT 1624 1623 1625 CONECT 1625 1624 1626 CONECT 1626 1625 1627 CONECT 1627 1626 1628 CONECT 1628 1627 1629 CONECT 1629 1628 1630 CONECT 1630 1629 1631 CONECT 1631 1630 1632 CONECT 1632 1631 1633 CONECT 1633 1632 CONECT 1634 1618 1635 CONECT 1635 1634 1636 CONECT 1636 1635 1637 1638 CONECT 1637 1636 CONECT 1638 1636 1639 CONECT 1639 1638 1640 CONECT 1640 1639 1641 CONECT 1641 1640 1642 CONECT 1642 1641 1643 CONECT 1643 1642 1644 CONECT 1644 1643 1645 CONECT 1645 1644 1646 CONECT 1646 1645 CONECT 1647 1648 CONECT 1648 1647 1649 1650 1651 CONECT 1649 1648 CONECT 1650 1648 CONECT 1651 1648 1652 CONECT 1652 1651 1653 CONECT 1653 1652 1654 1669 CONECT 1654 1653 1655 CONECT 1655 1654 1656 1657 CONECT 1656 1655 CONECT 1657 1655 1658 CONECT 1658 1657 1659 CONECT 1659 1658 1660 CONECT 1660 1659 1661 CONECT 1661 1660 1662 CONECT 1662 1661 1663 CONECT 1663 1662 1664 CONECT 1664 1663 1665 CONECT 1665 1664 1666 CONECT 1666 1665 1667 CONECT 1667 1666 1668 CONECT 1668 1667 CONECT 1669 1653 1670 CONECT 1670 1669 1671 CONECT 1671 1670 1672 1673 CONECT 1672 1671 CONECT 1673 1671 1674 CONECT 1674 1673 1675 CONECT 1675 1674 1676 CONECT 1676 1675 1677 CONECT 1677 1676 1678 CONECT 1678 1677 1679 CONECT 1679 1678 1680 CONECT 1680 1679 1681 CONECT 1681 1680 MASTER 130 0 3 10 2 0 0 6 1700 1 91 16 END