HEADER PROTON TRANSPORT, MEMBRANE PROTEIN 10-JUN-00 1F4Z TITLE BACTERIORHODOPSIN-M PHOTOINTERMEDIATE STATE OF THE E204Q MUTANT AT 1.8 TITLE 2 ANGSTROM RESOLUTION COMPND MOL_ID: 1; COMPND 2 MOLECULE: BACTERIORHODOPSIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: BR; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HALOBACTERIUM SALINARUM; SOURCE 3 ORGANISM_TAXID: 2242; SOURCE 4 EXPRESSION_SYSTEM: HALOBACTERIUM SALINARUM; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 2242 KEYWDS ION PUMP, MEMBRANE PROTEIN, RETINAL PROTEIN, LIPIDS, PHOTORECEPTOR, KEYWDS 2 HALOARCHAEA, 7-TRANSMEMBRANE, ION TRANSPORT, MEROHEDRAL TWINNING, KEYWDS 3 E204Q MUTANT M STATE, PHOTOCYCLE INTERMEDIATE, PROTON TRANSPORT EXPDTA X-RAY DIFFRACTION AUTHOR H.LUECKE,B.SCHOBERT,J.P.CARTAILLER,H.T.RICHTER,A.ROSENGARTH, AUTHOR 2 R.NEEDLEMAN,J.K.LANYI REVDAT 7 13-NOV-24 1F4Z 1 REMARK REVDAT 6 09-AUG-23 1F4Z 1 REMARK REVDAT 5 03-NOV-21 1F4Z 1 REMARK SEQADV LINK REVDAT 4 13-JUL-11 1F4Z 1 VERSN REVDAT 3 24-FEB-09 1F4Z 1 VERSN REVDAT 2 23-MAY-01 1F4Z 3 ATOM REMARK REVDAT 1 09-AUG-00 1F4Z 0 JRNL AUTH H.LUECKE,B.SCHOBERT,J.P.CARTAILLER,H.T.RICHTER,A.ROSENGARTH, JRNL AUTH 2 R.NEEDLEMAN,J.K.LANYI JRNL TITL COUPLING PHOTOISOMERIZATION OF RETINAL TO DIRECTIONAL JRNL TITL 2 TRANSPORT IN BACTERIORHODOPSIN. JRNL REF J.MOL.BIOL. V. 300 1237 2000 JRNL REFN ISSN 0022-2836 JRNL PMID 10903866 JRNL DOI 10.1006/JMBI.2000.3884 REMARK 2 REMARK 2 RESOLUTION. 1.80 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) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 12.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 3 CROSS-VALIDATION METHOD : 5% REMARK 3 FREE R VALUE TEST SET SELECTION : 5% OF THE DATA WAS OMITTED REMARK 3 VIA THIN-RESOLUTION SHELL REMARK 3 SELECTION 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) : 0.142 REMARK 3 FREE R VALUE (NO CUTOFF) : 0.203 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : 1039 REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 20778 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)) : 0.131 REMARK 3 FREE R VALUE (F>4SIG(F)) : 0.190 REMARK 3 FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT (F>4SIG(F)) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (F>4SIG(F)) : NULL 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 : 25 REMARK 3 REMARK 3 MODEL REFINEMENT. REMARK 3 OCCUPANCY SUM OF NON-HYDROGEN ATOMS : NULL REMARK 3 OCCUPANCY SUM OF HYDROGEN ATOMS : NULL REMARK 3 NUMBER OF DISCRETELY DISORDERED RESIDUES : NULL REMARK 3 NUMBER OF LEAST-SQUARES PARAMETERS : 8252 REMARK 3 NUMBER OF RESTRAINTS : 8198 REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : 0.009 REMARK 3 ANGLE DISTANCES (A) : 0.024 REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : NULL REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : NULL REMARK 3 ZERO CHIRAL VOLUMES (A**3) : NULL REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : NULL REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : NULL 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: NULL REMARK 3 REMARK 3 STEREOCHEMISTRY TARGET VALUES : ENGH & HUBER REMARK 3 SPECIAL CASE: NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: TWIN RATIO IS 58:42, R-FACTOR REMARK 3 (F>4SIG)=0.131, R-FREE (F>4SIG)=0.190 REMARK 4 REMARK 4 1F4Z COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 24-JUL-00. REMARK 100 THE DEPOSITION ID IS D_1000011249. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 05-JAN-00; 17-FEB-00; 27-MAR-00 REMARK 200 TEMPERATURE (KELVIN) : 100; 100; 100 REMARK 200 PH : 5.6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y; Y; Y REMARK 200 RADIATION SOURCE : SSRL; ESRF; SPRING-8 REMARK 200 BEAMLINE : BL9-2; ID13; BL41XU REMARK 200 X-RAY GENERATOR MODEL : NULL; NULL; NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M; NULL; NULL REMARK 200 WAVELENGTH OR RANGE (A) : 1; 1; 1 REMARK 200 MONOCHROMATOR : NULL; NULL; NULL REMARK 200 OPTICS : NULL; NULL; NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD; CCD; CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM; MAR-CCD; MAR-CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 21451 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 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 (%) : 99.5 REMARK 200 DATA REDUNDANCY : 10.00 REMARK 200 R MERGE (I) : 0.08200 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 28.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.83 REMARK 200 COMPLETENESS FOR SHELL (%) : 95.1 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.44600 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 3.300 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH; NULL; NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: ISOMORPHOUS WITH 1C3W REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 46.70 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.31 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: MO:WATER:PHOSPHATE, PH 5.6, CUBIC REMARK 280 LIPID PHASE, TEMPERATURE 295K 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 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: 24790 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 27990 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -225.0 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 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 THR A 157 REMARK 465 SER A 158 REMARK 465 LYS A 159 REMARK 465 ALA A 160 REMARK 465 GLU A 161 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 NZ LYS A 216 C14 RET A 301 2.18 REMARK 500 REMARK 500 REMARK: NULL 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 82 CD - NE - CZ ANGL. DEV. = 31.1 DEGREES REMARK 500 ARG A 175 NE - CZ - NH2 ANGL. DEV. = -4.8 DEGREES 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: 1C3W RELATED DB: PDB REMARK 900 1C3W.PDB CONTAINS THE WILD-TYPE BACTERIORHODOPSIN AT 1.55 A REMARK 900 RESOLUTION REMARK 900 RELATED ID: 1C8R RELATED DB: PDB REMARK 900 BACTERIORHODOPSIN ("BR" STATE INTERMEDIATE) - D96N MUTANT, 1.80 A REMARK 900 RESOLUTION REMARK 900 RELATED ID: 1C8S RELATED DB: PDB REMARK 900 BACTERIORHODOPSIN ("M" STATE INTERMEDIATE) - D96N MUTANT, 2.00 A REMARK 900 RESOLUTION REMARK 900 RELATED ID: 1F50 RELATED DB: PDB REMARK 900 BACTERIORHODOPSIN ("BR" STATE) - E204Q MUTANT, 1.70 A RESOLUTION DBREF 1F4Z A 5 231 UNP P02945 BACR_HALN1 18 244 SEQADV 1F4Z GLN A 204 UNP P02945 GLU 217 ENGINEERED MUTATION SEQRES 1 A 227 THR GLY ARG PRO GLU TRP ILE TRP LEU ALA LEU GLY THR SEQRES 2 A 227 ALA LEU MET GLY LEU GLY THR LEU TYR PHE LEU VAL LYS SEQRES 3 A 227 GLY MET GLY VAL SER ASP PRO ASP ALA LYS LYS PHE TYR SEQRES 4 A 227 ALA ILE THR THR LEU VAL PRO ALA ILE ALA PHE THR MET SEQRES 5 A 227 TYR LEU SER MET LEU LEU GLY TYR GLY LEU THR MET VAL SEQRES 6 A 227 PRO PHE GLY GLY GLU GLN ASN PRO ILE TYR TRP ALA ARG SEQRES 7 A 227 TYR ALA ASP TRP LEU PHE THR THR PRO LEU LEU LEU LEU SEQRES 8 A 227 ASP LEU ALA LEU LEU VAL ASP ALA ASP GLN GLY THR ILE SEQRES 9 A 227 LEU ALA LEU VAL GLY ALA ASP GLY ILE MET ILE GLY THR SEQRES 10 A 227 GLY LEU VAL GLY ALA LEU THR LYS VAL TYR SER TYR ARG SEQRES 11 A 227 PHE VAL TRP TRP ALA ILE SER THR ALA ALA MET LEU TYR SEQRES 12 A 227 ILE LEU TYR VAL LEU PHE PHE GLY PHE THR SER LYS ALA SEQRES 13 A 227 GLU SER MET ARG PRO GLU VAL ALA SER THR PHE LYS VAL SEQRES 14 A 227 LEU ARG ASN VAL THR VAL VAL LEU TRP SER ALA TYR PRO SEQRES 15 A 227 VAL VAL TRP LEU ILE GLY SER GLU GLY ALA GLY ILE VAL SEQRES 16 A 227 PRO LEU ASN ILE GLN THR LEU LEU PHE MET VAL LEU ASP SEQRES 17 A 227 VAL SER ALA LYS VAL GLY PHE GLY LEU ILE LEU LEU ARG SEQRES 18 A 227 SER ARG ALA ILE PHE 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 *25(H2 O) HELIX 1 1 GLU A 9 GLY A 31 1 23 HELIX 2 2 ASP A 36 LEU A 62 1 27 HELIX 3 3 TRP A 80 ASP A 102 1 23 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 VAL A 217 1 18 HELIX 8 8 VAL A 217 LEU A 224 1 8 HELIX 9 9 ARG A 225 PHE A 230 5 6 SHEET 1 A 2 THR A 67 PHE A 71 0 SHEET 2 A 2 GLU A 74 ILE A 78 -1 O GLU A 74 N PHE A 71 LINK NZ LYS A 216 C15 RET A 301 1555 1555 1.56 SITE 1 AC1 7 TYR A 133 VAL A 136 ILE A 140 LI1 A 606 SITE 2 AC1 7 LI1 A 608 LI1 A 612 SQU A 701 SITE 1 AC2 13 TRP A 12 TYR A 131 SER A 132 PHE A 135 SITE 2 AC2 13 ALA A 139 MET A 163 ARG A 164 PRO A 165 SITE 3 AC2 13 ALA A 196 ILE A 203 LEU A 206 LEU A 207 SITE 4 AC2 13 LI1 A 603 SITE 1 AC3 9 VAL A 187 LEU A 190 ILE A 198 VAL A 199 SITE 2 AC3 9 PRO A 200 LI1 A 602 LI1 A 604 LI1 A 609 SITE 3 AC3 9 LI1 A 610 SITE 1 AC4 3 ILE A 198 LI1 A 603 LI1 A 610 SITE 1 AC5 4 ILE A 11 ALA A 18 LI1 A 606 LI1 A 611 SITE 1 AC6 3 ALA A 18 LI1 A 601 LI1 A 605 SITE 1 AC7 6 ILE A 52 THR A 55 MET A 56 TYR A 64 SITE 2 AC7 6 TRP A 80 PHE A 88 SITE 1 AC8 4 ILE A 222 LI1 A 601 LI1 A 611 SQU A 701 SITE 1 AC9 7 THR A 142 LEU A 146 PHE A 154 VAL A 173 SITE 2 AC9 7 ASN A 176 LI1 A 603 LI1 A 610 SITE 1 BC1 10 PHE A 153 LYS A 172 ARG A 175 ASN A 176 SITE 2 BC1 10 VAL A 179 VAL A 180 VAL A 187 LI1 A 603 SITE 3 BC1 10 LI1 A 604 LI1 A 609 SITE 1 BC2 5 LEU A 25 VAL A 29 LI1 A 605 LI1 A 608 SITE 2 BC2 5 SQU A 701 SITE 1 BC3 9 THR A 24 LEU A 28 ALA A 44 THR A 47 SITE 2 BC3 9 PHE A 54 ALA A 110 TYR A 147 HOH A 512 SITE 3 BC3 9 LI1 A 601 SITE 1 BC4 4 PRO A 91 LEU A 95 ILE A 108 VAL A 112 SITE 1 BC5 9 LEU A 19 TYR A 26 SER A 214 VAL A 217 SITE 2 BC5 9 LEU A 221 ARG A 225 LI1 A 601 LI1 A 608 SITE 3 BC5 9 LI1 A 611 SITE 1 BC6 13 TRP A 86 THR A 90 MET A 118 TRP A 138 SITE 2 BC6 13 SER A 141 THR A 142 TRP A 182 TYR A 185 SITE 3 BC6 13 PRO A 186 TRP A 189 ASP A 212 ALA A 215 SITE 4 BC6 13 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