HEADER RETINOL TRANSPORT 02-APR-90 1RBP TITLE CRYSTALLOGRAPHIC REFINEMENT OF HUMAN SERUM RETINOL BINDING PROTEIN AT TITLE 2 2 ANGSTROMS RESOLUTION COMPND MOL_ID: 1; COMPND 2 MOLECULE: PLASMA RETINOL-BINDING PROTEIN PRECURSOR; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606 KEYWDS RETINOL TRANSPORT EXPDTA X-RAY DIFFRACTION AUTHOR T.A.JONES,M.E.NEWCOMER,S.W.COWAN REVDAT 5 06-NOV-24 1RBP 1 REMARK REVDAT 4 29-NOV-17 1RBP 1 HELIX REVDAT 3 24-FEB-09 1RBP 1 VERSN REVDAT 2 01-APR-03 1RBP 1 JRNL REVDAT 1 15-JUL-91 1RBP 0 JRNL AUTH S.W.COWAN,M.E.NEWCOMER,T.A.JONES JRNL TITL CRYSTALLOGRAPHIC REFINEMENT OF HUMAN SERUM RETINOL BINDING JRNL TITL 2 PROTEIN AT 2A RESOLUTION. JRNL REF PROTEINS V. 8 44 1990 JRNL REFN ISSN 0887-3585 JRNL PMID 2217163 JRNL DOI 10.1002/PROT.340080108 REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : NULL REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING SET) : 0.181 REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1408 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 21 REMARK 3 SOLVENT ATOMS : 153 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.014 REMARK 3 BOND ANGLES (DEGREES) : 3.100 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: RESIDUES 1 AND 2 HAVE LITTLE OR NO REMARK 3 DENSITY AND, THEREFORE, ARE NOT WELL DEFINED BY THE COORDINATES REMARK 3 IN THIS ENTRY. RESIDUES 65 AND 66, WHICH ARE LOCATED IN A LOOP REMARK 3 AT THE SURFACE OF THE MOLECULE, ALSO HAVE POOR DENSITY. REMARK 4 REMARK 4 1RBP COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000176000. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : NULL REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : NULL REMARK 200 WAVELENGTH OR RANGE (A) : NULL REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : NULL REMARK 200 RESOLUTION RANGE HIGH (A) : NULL REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 39.35 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.03 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 X+1/2,-Y+1/2,-Z 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 -1.000000 0.000000 0.000000 22.85000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 38.25000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 24.35000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 38.25000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 22.85000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 24.35000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 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: MONOMERIC 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 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 GLY A 176 REMARK 465 ARG A 177 REMARK 465 SER A 178 REMARK 465 GLU A 179 REMARK 465 ARG A 180 REMARK 465 ASN A 181 REMARK 465 LEU A 182 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 ASP A 175 CA C O CB CG OD1 OD2 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 GLU A 147 CD GLU A 147 OE2 0.086 REMARK 500 HIS A 170 NE2 HIS A 170 CD2 -0.076 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 2 NE - CZ - NH1 ANGL. DEV. = 3.3 DEGREES REMARK 500 ASP A 3 N - CA - C ANGL. DEV. = 16.4 DEGREES REMARK 500 VAL A 6 CG1 - CB - CG2 ANGL. DEV. = -10.8 DEGREES REMARK 500 TRP A 24 CD1 - CG - CD2 ANGL. DEV. = 6.8 DEGREES REMARK 500 TRP A 24 CE2 - CD2 - CG ANGL. DEV. = -5.6 DEGREES REMARK 500 TRP A 67 CD1 - CG - CD2 ANGL. DEV. = 7.4 DEGREES REMARK 500 TRP A 67 CB - CG - CD1 ANGL. DEV. = -9.4 DEGREES REMARK 500 TRP A 67 CE2 - CD2 - CG ANGL. DEV. = -6.9 DEGREES REMARK 500 TRP A 67 CG - CD2 - CE3 ANGL. DEV. = 6.0 DEGREES REMARK 500 TRP A 91 CD1 - CG - CD2 ANGL. DEV. = 6.3 DEGREES REMARK 500 TRP A 91 CE2 - CD2 - CG ANGL. DEV. = -5.6 DEGREES REMARK 500 TRP A 105 CD1 - CG - CD2 ANGL. DEV. = 5.7 DEGREES REMARK 500 TRP A 105 CE2 - CD2 - CG ANGL. DEV. = -6.2 DEGREES REMARK 500 ARG A 121 NE - CZ - NH1 ANGL. DEV. = -7.5 DEGREES REMARK 500 ARG A 121 NE - CZ - NH2 ANGL. DEV. = 5.6 DEGREES REMARK 500 ARG A 139 NE - CZ - NH1 ANGL. DEV. = -5.2 DEGREES REMARK 500 ARG A 139 NE - CZ - NH2 ANGL. DEV. = 6.0 DEGREES REMARK 500 LYS A 150 CA - CB - CG ANGL. DEV. = 15.3 DEGREES REMARK 500 ARG A 166 NE - CZ - NH2 ANGL. DEV. = 3.4 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 ASN A 66 45.40 80.20 REMARK 500 TYR A 111 -35.51 65.62 REMARK 500 THR A 113 -46.27 -135.14 REMARK 500 ASP A 131 108.93 -163.51 REMARK 500 REMARK 500 REMARK: NULL REMARK 700 REMARK 700 SHEET REMARK 700 THE SHEET PRESENTED AS *A* ON SHEET RECORDS BELOW IS REMARK 700 ACTUALLY AN EIGHT-STRANDED BETA-BARREL. THIS IS REMARK 700 REPRESENTED BY A NINE-STRANDED SHEET IN WHICH THE FIRST AND REMARK 700 LAST STRANDS ARE IDENTICAL. REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: R1 REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: RESIDUES INTERACTING WITH THE BETA-IONONE RING REMARK 800 OF THE RETINOL REMARK 800 REMARK 800 SITE_IDENTIFIER: R2 REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: RESIDUES INTERACTING WITH THE ISOPRENE TAIL OF REMARK 800 THE RETINOL REMARK 800 REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE RTL A 183 DBREF 1RBP A 1 182 UNP P02753 RETBP_HUMAN 17 198 SEQRES 1 A 182 GLU ARG ASP CYS ARG VAL SER SER PHE ARG VAL LYS GLU SEQRES 2 A 182 ASN PHE ASP LYS ALA ARG PHE SER GLY THR TRP TYR ALA SEQRES 3 A 182 MET ALA LYS LYS ASP PRO GLU GLY LEU PHE LEU GLN ASP SEQRES 4 A 182 ASN ILE VAL ALA GLU PHE SER VAL ASP GLU THR GLY GLN SEQRES 5 A 182 MET SER ALA THR ALA LYS GLY ARG VAL ARG LEU LEU ASN SEQRES 6 A 182 ASN TRP ASP VAL CYS ALA ASP MET VAL GLY THR PHE THR SEQRES 7 A 182 ASP THR GLU ASP PRO ALA LYS PHE LYS MET LYS TYR TRP SEQRES 8 A 182 GLY VAL ALA SER PHE LEU GLN LYS GLY ASN ASP ASP HIS SEQRES 9 A 182 TRP ILE VAL ASP THR ASP TYR ASP THR TYR ALA VAL GLN SEQRES 10 A 182 TYR SER CYS ARG LEU LEU ASN LEU ASP GLY THR CYS ALA SEQRES 11 A 182 ASP SER TYR SER PHE VAL PHE SER ARG ASP PRO ASN GLY SEQRES 12 A 182 LEU PRO PRO GLU ALA GLN LYS ILE VAL ARG GLN ARG GLN SEQRES 13 A 182 GLU GLU LEU CYS LEU ALA ARG GLN TYR ARG LEU ILE VAL SEQRES 14 A 182 HIS ASN GLY TYR CYS ASP GLY ARG SER GLU ARG ASN LEU HET RTL A 183 21 HETNAM RTL RETINOL FORMUL 2 RTL C20 H30 O FORMUL 3 HOH *153(H2 O) HELIX 1 G VAL A 6 SER A 8 4SHORT TURN AT START OF CHAIN 3 HELIX 2 A PRO A 146 GLU A 158 1 13 SHEET 1 A 9 GLY A 22 LYS A 30 0 SHEET 2 A 9 ASP A 39 VAL A 47 -1 N PHE A 45 O GLY A 22 SHEET 3 A 9 MET A 53 LEU A 63 -1 N SER A 54 O SER A 46 SHEET 4 A 9 TRP A 67 ASP A 79 -1 N VAL A 69 O VAL A 61 SHEET 5 A 9 LYS A 85 GLY A 92 -1 N LYS A 87 O THR A 78 SHEET 6 A 9 GLY A 100 THR A 109 -1 N GLY A 100 O TYR A 90 SHEET 7 A 9 TYR A 114 LEU A 123 -1 N TYR A 118 O TRP A 105 SHEET 8 A 9 CYS A 129 ARG A 139 -1 N TYR A 133 O SER A 119 SHEET 9 A 9 GLY A 22 LYS A 30 -1 N LYS A 30 O SER A 134 SSBOND 1 CYS A 4 CYS A 160 1555 1555 2.02 SSBOND 2 CYS A 70 CYS A 174 1555 1555 2.02 SSBOND 3 CYS A 120 CYS A 129 1555 1555 2.01 SITE 1 R1 9 ALA A 43 PHE A 45 ALA A 55 ALA A 57 SITE 2 R1 9 MET A 73 MET A 88 HIS A 104 TYR A 133 SITE 3 R1 9 PHE A 135 SITE 1 R2 7 LEU A 35 PHE A 36 LEU A 37 VAL A 61 SITE 2 R2 7 MET A 73 TYR A 90 GLN A 98 SITE 1 AC1 7 LEU A 35 PHE A 36 ALA A 55 VAL A 61 SITE 2 AC1 7 LEU A 63 GLN A 98 HOH A 313 CRYST1 45.700 48.700 76.500 90.00 90.00 90.00 P 21 21 21 4 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 0.021882 0.000000 0.000000 0.00000 SCALE2 0.000000 0.020534 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013072 0.00000