HEADER ION TRANSPORT 28-JUL-99 1C3W TITLE BACTERIORHODOPSIN/LIPID COMPLEX AT 1.55 A RESOLUTION COMPND MOL_ID: 1; COMPND 2 MOLECULE: BACTERIORHODOPSIN (GROUND STATE WILD TYPE "BR"); COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 OTHER_DETAILS: SCHIFF BASE LINKAGE BETWEEN LYS 216 (NZ) AND RET 301 COMPND 6 (C15) DIETHER LIPID BILAYER SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HALOBACTERIUM SALINARUM; SOURCE 3 ORGANISM_TAXID: 2242; SOURCE 4 CELLULAR_LOCATION: PLASMA MEMBRANE; SOURCE 5 EXPRESSION_SYSTEM: HALOBACTERIUM SALINARUM; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 2242; SOURCE 7 EXPRESSION_SYSTEM_CELLULAR_LOCATION: CYTOPLASM; SOURCE 8 OTHER_DETAILS: THIS SEQUENCE OCCURS NATURALLY IN H. SALINARUM KEYWDS ION PUMP, MEMBRANE PROTEIN, RETINAL PROTEIN, LIPIDS, PHOTORECEPTOR, KEYWDS 2 HALOARCHAEA, 7-TRANSMEMBRANE, SERPENTINE, ION TRANSPORT, MEROHEDRAL KEYWDS 3 TWINNING EXPDTA X-RAY DIFFRACTION AUTHOR H.LUECKE REVDAT 8 16-OCT-24 1C3W 1 REMARK REVDAT 7 09-AUG-23 1C3W 1 REMARK LINK REVDAT 6 31-JAN-18 1C3W 1 REMARK REVDAT 5 13-JUL-11 1C3W 1 VERSN REVDAT 4 24-FEB-09 1C3W 1 VERSN REVDAT 3 01-APR-03 1C3W 1 JRNL REVDAT 2 22-SEP-99 1C3W 1 REMARK HETNAM REVDAT 1 15-SEP-99 1C3W 0 JRNL AUTH H.LUECKE,B.SCHOBERT,H.T.RICHTER,J.P.CARTAILLER,J.K.LANYI JRNL TITL STRUCTURE OF BACTERIORHODOPSIN AT 1.55 A RESOLUTION. JRNL REF J.MOL.BIOL. V. 291 899 1999 JRNL REFN ISSN 0022-2836 JRNL PMID 10452895 JRNL DOI 10.1006/JMBI.1999.3027 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH H.LUECKE,H.-T.RICHTER,J.K.LANYI REMARK 1 TITL PROTON TRANSFER PATHWAYS IN BACTERIORHODOPSIN AT 2.3 REMARK 1 TITL 2 ANGSTROM RESOLUTION REMARK 1 REF SCIENCE V. 280 1934 1998 REMARK 1 REFN ISSN 0036-8075 REMARK 1 DOI 10.1126/SCIENCE.280.5371.1934 REMARK 2 REMARK 2 RESOLUTION. 1.55 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : SHELXL-97 REMARK 3 AUTHORS : G.M.SHELDRICK REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.55 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 12.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.1 REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : THIN RESOLUTION SHELLS REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (NO CUTOFF). REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.158 REMARK 3 FREE R VALUE (NO CUTOFF) : 0.225 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : 1687 REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 32249 REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F). REMARK 3 R VALUE (WORKING + TEST SET, F>4SIG(F)) : NULL REMARK 3 R VALUE (WORKING SET, F>4SIG(F)) : 0.140 REMARK 3 FREE R VALUE (F>4SIG(F)) : 0.201 REMARK 3 FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT (F>4SIG(F)) : 1390 REMARK 3 TOTAL NUMBER OF REFLECTIONS (F>4SIG(F)) : 26270 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1720 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 330 REMARK 3 SOLVENT ATOMS : 23 REMARK 3 REMARK 3 MODEL REFINEMENT. REMARK 3 OCCUPANCY SUM OF NON-HYDROGEN ATOMS : 2073.0 REMARK 3 OCCUPANCY SUM OF HYDROGEN ATOMS : NULL REMARK 3 NUMBER OF DISCRETELY DISORDERED RESIDUES : 0 REMARK 3 NUMBER OF LEAST-SQUARES PARAMETERS : 8300 REMARK 3 NUMBER OF RESTRAINTS : 8209 REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : 0.010 REMARK 3 ANGLE DISTANCES (A) : 0.030 REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : NULL REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : 0.264 REMARK 3 ZERO CHIRAL VOLUMES (A**3) : 0.072 REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : 0.079 REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : 0.013 REMARK 3 RIGID-BOND ADP COMPONENTS (A**2) : NULL REMARK 3 SIMILAR ADP COMPONENTS (A**2) : NULL REMARK 3 APPROXIMATELY ISOTROPIC ADPS (A**2) : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED: SHELXL-97 SWAT, BABINET'S PRINCIPLE REMARK 3 REMARK 3 STEREOCHEMISTRY TARGET VALUES : NULL REMARK 3 SPECIAL CASE: NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: MEROHEDRAL TWINNING RATIO OF 76:24 REMARK 4 REMARK 4 1C3W COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 10-AUG-99. REMARK 100 THE DEPOSITION ID IS D_1000009431. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-JUL-98 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 5.0.2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 34002 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.550 REMARK 200 RESOLUTION RANGE LOW (A) : 25.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.1 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : 0.06900 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 19.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.55 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.58 REMARK 200 COMPLETENESS FOR SHELL (%) : 97.2 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.38100 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.000 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: PDB ENTRY 1BRX REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 53.20 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.65 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: MO:WATER:PHOSPHATE, PH 5.6, CUBIC REMARK 280 LIPID PHASE, TEMPERATURE 20K, TEMPERATURE 293.0K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 63 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z REMARK 290 3555 -X+Y,-X,Z REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+1/2 REMARK 290 6555 X-Y,X,Z+1/2 REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 54.07800 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 54.07800 REMARK 290 SMTRY1 6 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 54.07800 REMARK 290 REMARK 290 REMARK: NULL 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 REMARK: HOMOTRIMER CONSTRUCTED FROM SYMMETRY-RELATED MONOMERS 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 AUTHOR DETERMINED BIOLOGICAL UNIT: TRIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC REMARK 350 SOFTWARE USED: PISA,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 27150 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 27390 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -231.0 KCAL/MOL 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 30.31550 REMARK 350 BIOMT2 2 0.866025 -0.500000 0.000000 52.50799 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 -0.500000 0.866025 0.000000 -30.31550 REMARK 350 BIOMT2 3 -0.866025 -0.500000 0.000000 52.50799 REMARK 350 BIOMT3 3 0.000000 0.000000 1.000000 0.00000 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 ARG A 7 CD - NE - CZ ANGL. DEV. = 9.5 DEGREES REMARK 500 ARG A 7 NE - CZ - NH1 ANGL. DEV. = 6.2 DEGREES REMARK 500 ARG A 7 NE - CZ - NH2 ANGL. DEV. = -7.1 DEGREES REMARK 500 TYR A 57 CB - CG - CD1 ANGL. DEV. = -3.9 DEGREES REMARK 500 ARG A 82 CD - NE - CZ ANGL. DEV. = -8.9 DEGREES REMARK 500 TYR A 83 CB - CG - CD1 ANGL. DEV. = -3.9 DEGREES REMARK 500 TYR A 83 CG - CD1 - CE1 ANGL. DEV. = -5.0 DEGREES REMARK 500 ARG A 164 CD - NE - CZ ANGL. DEV. = 10.7 DEGREES REMARK 500 ARG A 164 NE - CZ - NH2 ANGL. DEV. = -3.3 DEGREES REMARK 500 ARG A 175 NE - CZ - NH1 ANGL. DEV. = 4.6 DEGREES REMARK 500 ARG A 175 NE - CZ - NH2 ANGL. DEV. = -4.5 DEGREES REMARK 500 TYR A 185 CB - CG - CD2 ANGL. DEV. = -3.6 DEGREES REMARK 500 PHE A 219 CB - CG - CD1 ANGL. DEV. = 5.3 DEGREES REMARK 500 REMARK 500 REMARK: NULL 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 LYS A 216 -62.66 -108.44 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 LI1 A 601 REMARK 610 LI1 A 602 REMARK 610 LI1 A 603 REMARK 610 LI1 A 604 REMARK 610 LI1 A 605 REMARK 610 LI1 A 606 REMARK 610 LI1 A 607 REMARK 610 LI1 A 608 REMARK 610 LI1 A 609 REMARK 610 LI1 A 610 REMARK 610 LI1 A 611 REMARK 610 LI1 A 612 REMARK 610 LI1 A 613 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE LI1 A 601 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE LI1 A 602 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE LI1 A 603 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE LI1 A 604 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE LI1 A 605 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE LI1 A 606 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE LI1 A 607 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE LI1 A 608 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE LI1 A 609 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE LI1 A 610 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE LI1 A 611 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE LI1 A 612 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE LI1 A 613 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SQU A 701 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE RET A 301 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1BRX RELATED DB: PDB REMARK 900 STRUCTURE OF BACTERIORHODOPSIN AT 2.3 A RESOLUTION DBREF 1C3W A 5 231 UNP P02945 BACR_HALN1 5 231 SEQRES 1 A 222 THR GLY ARG PRO GLU TRP ILE TRP LEU ALA LEU GLY THR SEQRES 2 A 222 ALA LEU MET GLY LEU GLY THR LEU TYR PHE LEU VAL LYS SEQRES 3 A 222 GLY MET GLY VAL SER ASP PRO ASP ALA LYS LYS PHE TYR SEQRES 4 A 222 ALA ILE THR THR LEU VAL PRO ALA ILE ALA PHE THR MET SEQRES 5 A 222 TYR LEU SER MET LEU LEU GLY TYR GLY LEU THR MET VAL SEQRES 6 A 222 PRO PHE GLY GLY GLU GLN ASN PRO ILE TYR TRP ALA ARG SEQRES 7 A 222 TYR ALA ASP TRP LEU PHE THR THR PRO LEU LEU LEU LEU SEQRES 8 A 222 ASP LEU ALA LEU LEU VAL ASP ALA ASP GLN GLY THR ILE SEQRES 9 A 222 LEU ALA LEU VAL GLY ALA ASP GLY ILE MET ILE GLY THR SEQRES 10 A 222 GLY LEU VAL GLY ALA LEU THR LYS VAL TYR SER TYR ARG SEQRES 11 A 222 PHE VAL TRP TRP ALA ILE SER THR ALA ALA MET LEU TYR SEQRES 12 A 222 ILE LEU TYR VAL LEU PHE PHE GLY PHE SER MET ARG PRO SEQRES 13 A 222 GLU VAL ALA SER THR PHE LYS VAL LEU ARG ASN VAL THR SEQRES 14 A 222 VAL VAL LEU TRP SER ALA TYR PRO VAL VAL TRP LEU ILE SEQRES 15 A 222 GLY SER GLU GLY ALA GLY ILE VAL PRO LEU ASN ILE GLU SEQRES 16 A 222 THR LEU LEU PHE MET VAL LEU ASP VAL SER ALA LYS VAL SEQRES 17 A 222 GLY PHE GLY LEU ILE LEU LEU ARG SER ARG ALA ILE PHE SEQRES 18 A 222 GLY HET LI1 A 601 32 HET LI1 A 602 41 HET LI1 A 603 18 HET LI1 A 604 16 HET LI1 A 605 8 HET LI1 A 606 8 HET LI1 A 607 38 HET LI1 A 608 18 HET LI1 A 609 16 HET LI1 A 610 40 HET LI1 A 611 17 HET LI1 A 612 18 HET LI1 A 613 13 HET SQU A 701 27 HET RET A 301 20 HETNAM LI1 1-[2,6,10.14-TETRAMETHYL-HEXADECAN-16-YL]-2-[2,10,14- HETNAM 2 LI1 TRIMETHYLHEXADECAN-16-YL]GLYCEROL HETNAM SQU 2,10,23-TRIMETHYL-TETRACOSANE HETNAM RET RETINAL HETSYN LI1 LIPID FRAGMENT HETSYN SQU LIPID FRAGMENT FORMUL 2 LI1 13(C42 H86 O3) FORMUL 15 SQU C27 H56 FORMUL 16 RET C20 H28 O FORMUL 17 HOH *23(H2 O) HELIX 1 1 GLU A 9 GLY A 31 1 23 HELIX 2 2 ASP A 36 GLY A 63 1 28 HELIX 3 3 TRP A 80 VAL A 101 1 22 HELIX 4 4 ASP A 104 THR A 128 1 25 HELIX 5 5 VAL A 130 GLY A 155 1 26 HELIX 6 6 ARG A 164 GLY A 192 1 29 HELIX 7 7 PRO A 200 SER A 226 1 27 HELIX 8 8 ARG A 227 PHE A 230 5 4 SHEET 1 A 2 LEU A 66 PHE A 71 0 SHEET 2 A 2 GLU A 74 TYR A 79 -1 N GLU A 74 O PHE A 71 LINK NZ LYS A 216 C15 RET A 301 1555 1555 1.34 SITE 1 AC1 7 ILE A 11 LEU A 58 TYR A 133 ILE A 140 SITE 2 AC1 7 LI1 A 602 LI1 A 608 SQU A 701 SITE 1 AC2 14 TRP A 12 LEU A 15 TYR A 131 PHE A 135 SITE 2 AC2 14 SER A 162 MET A 163 PRO A 165 ILE A 203 SITE 3 AC2 14 LEU A 206 LEU A 207 LI1 A 601 LI1 A 603 SITE 4 AC2 14 LI1 A 608 SQU A 701 SITE 1 AC3 6 LEU A 190 ILE A 198 PRO A 200 LI1 A 602 SITE 2 AC3 6 LI1 A 604 LI1 A 609 SITE 1 AC4 4 ILE A 191 ILE A 198 LI1 A 603 LI1 A 610 SITE 1 AC5 1 LI1 A 611 SITE 1 AC6 3 ALA A 18 LEU A 22 LI1 A 611 SITE 1 AC7 8 THR A 55 MET A 56 TYR A 64 TRP A 80 SITE 2 AC7 8 ALA A 84 PHE A 88 GLY A 116 LEU A 127 SITE 1 AC8 4 ALA A 139 LI1 A 601 LI1 A 602 SQU A 701 SITE 1 AC9 2 PHE A 154 LI1 A 603 SITE 1 BC1 7 LYS A 172 ASN A 176 VAL A 179 VAL A 180 SITE 2 BC1 7 SER A 183 VAL A 187 LI1 A 604 SITE 1 BC2 6 LEU A 22 LEU A 25 TYR A 26 LI1 A 605 SITE 2 BC2 6 LI1 A 606 SQU A 701 SITE 1 BC3 11 GLY A 21 LEU A 25 LEU A 28 LYS A 40 SITE 2 BC3 11 ALA A 44 THR A 47 PHE A 54 ALA A 110 SITE 3 BC3 11 ALA A 114 TYR A 147 HOH A 512 SITE 1 BC4 4 LEU A 87 PHE A 88 PRO A 91 VAL A 112 SITE 1 BC5 9 LEU A 19 SER A 214 VAL A 217 GLY A 218 SITE 2 BC5 9 LEU A 221 LI1 A 601 LI1 A 602 LI1 A 608 SITE 3 BC5 9 LI1 A 611 SITE 1 BC6 12 TRP A 86 THR A 90 MET A 118 TRP A 138 SITE 2 BC6 12 SER A 141 THR A 142 MET A 145 TRP A 182 SITE 3 BC6 12 TYR A 185 TRP A 189 ASP A 212 LYS A 216 CRYST1 60.631 60.631 108.156 90.00 90.00 120.00 P 63 6 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 0.016493 0.009522 0.000000 0.00000 SCALE2 0.000000 0.019045 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009246 0.00000