1LIA - Header Asymmetric Unit

HEADER LIGHT HARVESTING PROTEIN 29-JAN-96 1LIA

TITLE CRYSTAL STRUCTURE OF R-PHYCOERYTHRIN FROM POLYSIPHONIA AT TITLE 2 2.8 A RESOLUTION

COMPND MOL_ID: 1; COMPND 2 MOLECULE: R-PHYCOERYTHRIN; COMPND 3 CHAIN: A, K; COMPND 4 MOL_ID: 2; COMPND 5 MOLECULE: R-PHYCOERYTHRIN; COMPND 6 CHAIN: B, L

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: POLYSIPHONIA URCEOLATA; SOURCE 3 ORGANISM_TAXID: 65404; SOURCE 4 MOL_ID: 2; SOURCE 5 ORGANISM_SCIENTIFIC: POLYSIPHONIA URCEOLATA; SOURCE 6 ORGANISM_TAXID: 65404

KEYWDS LIGHT HARVESTING PROTEIN

EXPDTA X-RAY DIFFRACTION

AUTHOR D.C.LIANG,T.JIANG,W.R.CHANG

REVDAT 2 24-FEB-09 1LIA 1 VERSN REVDAT 1 29-JUL-97 1LIA 0

JRNL AUTH W.R.CHANG,T.JIANG,Z.L.WAN,J.P.ZHANG,Z.X.YANG, JRNL AUTH 2 D.C.LIANG JRNL TITL CRYSTAL STRUCTURE OF R-PHYCOERYTHRIN FROM JRNL TITL 2 POLYSIPHONIA URCEOLATA AT 2.8 A RESOLUTION. JRNL REF J.MOL.BIOL. V. 262 721 1996 JRNL REFN ISSN 0022-2836 JRNL PMID 8876649 JRNL DOI 10.1006/JMBI.1996.0547

REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH W.R.CHANG,Z.L.WAN,T.JIANG,J.P.ZHANG,H.W.SONG, REMARK 1 AUTH 2 S.G.WANG,L.L.GUI,D.C.LIANG,J.C.ZHU,Z.X.YANG REMARK 1 TITL CRYSTAL STRUCTURE OF R-PHYCOERYTHRIN FROM REMARK 1 TITL 2 POLYSIPHONIA URCEOLATA AT 0.5NM RESOLUTION REMARK 1 REF PROG.NAT.SCI. V. 5 202 1995 REMARK 1 REFN ISSN 1002-008X

REMARK 2 REMARK 2 RESOLUTION. 2.80 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) : 2.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 4.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 90.0 REMARK 3 NUMBER OF REFLECTIONS : 17513 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) : 0.180 REMARK 3 FREE R VALUE : 0.182 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 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 : 5112 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 430 REMARK 3 SOLVENT ATOMS : 134 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 12.00 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) : 0.26 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) : 0.020 REMARK 3 BOND ANGLES (DEGREES) : 3.60 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 22.78 REMARK 3 IMPROPER ANGLES (DEGREES) : 2.09 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 : PARAM19X.PRO REMARK 3 PARAMETER FILE 2 : RPECHROMO.PAR REMARK 3 PARAMETER FILE 3 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPH19.PRO REMARK 3 TOPOLOGY FILE 2 : RPECHROMO.TOP REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL

REMARK 4 REMARK 4 1LIA COMPLIES WITH FORMAT V. 3.15, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-MAR-93 REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : AREA DETECTOR REMARK 200 DETECTOR MANUFACTURER : SIEMENS-NICOLET X200B REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XENGEN REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 21280 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.730 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 (%) : 93.0 REMARK 200 DATA REDUNDANCY : 4.000 REMARK 200 R MERGE (I) : 0.04200 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> 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 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: X-PLOR REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 40.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.85 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL

REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: H 3 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+2/3,Y+1/3,Z+1/3 REMARK 290 5555 -Y+2/3,X-Y+1/3,Z+1/3 REMARK 290 6555 -X+Y+2/3,-X+1/3,Z+1/3 REMARK 290 7555 X+1/3,Y+2/3,Z+2/3 REMARK 290 8555 -Y+1/3,X-Y+2/3,Z+2/3 REMARK 290 9555 -X+Y+1/3,-X+2/3,Z+2/3 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 94.90000 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 54.79054 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 20.03333 REMARK 290 SMTRY1 5 -0.500000 -0.866025 0.000000 94.90000 REMARK 290 SMTRY2 5 0.866025 -0.500000 0.000000 54.79054 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 20.03333 REMARK 290 SMTRY1 6 -0.500000 0.866025 0.000000 94.90000 REMARK 290 SMTRY2 6 -0.866025 -0.500000 0.000000 54.79054 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 20.03333 REMARK 290 SMTRY1 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 109.58108 REMARK 290 SMTRY3 7 0.000000 0.000000 1.000000 40.06667 REMARK 290 SMTRY1 8 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 8 0.866025 -0.500000 0.000000 109.58108 REMARK 290 SMTRY3 8 0.000000 0.000000 1.000000 40.06667 REMARK 290 SMTRY1 9 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 9 -0.866025 -0.500000 0.000000 109.58108 REMARK 290 SMTRY3 9 0.000000 0.000000 1.000000 40.06667 REMARK 290 REMARK 290 REMARK: NULL

REMARK 300 REMARK 300 BIOMOLECULE: 1, 2, 3, 4, 5, 6 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 8400 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 15730 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -89.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 8370 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 15700 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -84.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: K, L 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 REMARK 350 BIOMOLECULE: 3 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DODECAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 73310 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 71300 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -590.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, K, L 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 0.00000 REMARK 350 BIOMT2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 350 BIOMT2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 3 0.000000 0.000000 1.000000 0.00000 REMARK 350 REMARK 350 BIOMOLECULE: 4 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: HEXAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 29550 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 42830 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -301.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 0.00000 REMARK 350 BIOMT2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 350 BIOMT2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 3 0.000000 0.000000 1.000000 0.00000 REMARK 350 REMARK 350 BIOMOLECULE: 5 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: HEXAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 29420 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 42800 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -285.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: K, L 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 0.00000 REMARK 350 BIOMT2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 350 BIOMT2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 3 0.000000 0.000000 1.000000 0.00000 REMARK 350 REMARK 350 BIOMOLECULE: 6 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 20330 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 27870 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -177.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, K, L 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 400 REMARK 400 COMPOUND REMARK 400 REMARK 400 THE DIHEDRAL ANGLE OF B 77 AND L 77 IS UNUSUAL BUT THE REMARK 400 SAME AS OTHER PHYCOBILIPROTINS.

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 HIS A 90 NE2 HIS A 90 CD2 -0.068 REMARK 500 GLN B 148B C ARG B 148C N 0.149 REMARK 500 HIS K 90 NE2 HIS K 90 CD2 -0.068 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 33 NE - CZ - NH2 ANGL. DEV. = -3.8 DEGREES REMARK 500 ARG A 37 NE - CZ - NH1 ANGL. DEV. = 3.6 DEGREES REMARK 500 ARG A 37 NE - CZ - NH2 ANGL. DEV. = -5.1 DEGREES REMARK 500 TRP A 110 CD1 - CG - CD2 ANGL. DEV. = 5.2 DEGREES REMARK 500 TRP A 110 CE2 - CD2 - CG ANGL. DEV. = -5.9 DEGREES REMARK 500 TRP A 110 CG - CD2 - CE3 ANGL. DEV. = 6.1 DEGREES REMARK 500 ARG A 116 NE - CZ - NH2 ANGL. DEV. = -5.3 DEGREES REMARK 500 ARG A 137 NE - CZ - NH2 ANGL. DEV. = -4.5 DEGREES REMARK 500 ARG A 139 NE - CZ - NH1 ANGL. DEV. = 3.9 DEGREES REMARK 500 CYS A 163 CA - CB - SG ANGL. DEV. = 10.2 DEGREES REMARK 500 PHE B 30 CB - CG - CD2 ANGL. DEV. = -4.8 DEGREES REMARK 500 CYS B 50 CA - CB - SG ANGL. DEV. = 13.2 DEGREES REMARK 500 THR B 77 C - N - CA ANGL. DEV. = 20.4 DEGREES REMARK 500 ARG B 79 NE - CZ - NH1 ANGL. DEV. = 5.9 DEGREES REMARK 500 ARG B 79 NE - CZ - NH2 ANGL. DEV. = -4.7 DEGREES REMARK 500 ARG B 80 NE - CZ - NH2 ANGL. DEV. = -3.0 DEGREES REMARK 500 MET B 81 CG - SD - CE ANGL. DEV. = 12.7 DEGREES REMARK 500 GLU B 89 C - N - CA ANGL. DEV. = 16.0 DEGREES REMARK 500 TYR B 97 CB - CG - CD2 ANGL. DEV. = -6.5 DEGREES REMARK 500 TYR B 97 CB - CG - CD1 ANGL. DEV. = 6.6 DEGREES REMARK 500 TYR B 119 CB - CG - CD2 ANGL. DEV. = -3.8 DEGREES REMARK 500 ARG B 148C NE - CZ - NH2 ANGL. DEV. = 3.2 DEGREES REMARK 500 GLU B 161 CA - CB - CG ANGL. DEV. = 13.4 DEGREES REMARK 500 ARG B 168 NE - CZ - NH2 ANGL. DEV. = -3.2 DEGREES REMARK 500 ARG K 17 NE - CZ - NH1 ANGL. DEV. = 3.9 DEGREES REMARK 500 ARG K 93 NE - CZ - NH2 ANGL. DEV. = -3.2 DEGREES REMARK 500 TYR K 97 CB - CG - CD2 ANGL. DEV. = -5.2 DEGREES REMARK 500 TRP K 110 CD1 - CG - CD2 ANGL. DEV. = 4.8 DEGREES REMARK 500 TRP K 110 CE2 - CD2 - CG ANGL. DEV. = -5.0 DEGREES REMARK 500 ARG K 137 NE - CZ - NH2 ANGL. DEV. = 3.2 DEGREES REMARK 500 ARG K 137 C - N - CA ANGL. DEV. = 16.9 DEGREES REMARK 500 ARG K 139 NE - CZ - NH2 ANGL. DEV. = -3.7 DEGREES REMARK 500 CYS K 140A CA - CB - SG ANGL. DEV. = 7.5 DEGREES REMARK 500 ARG L 7 NE - CZ - NH2 ANGL. DEV. = -3.5 DEGREES REMARK 500 ARG L 37 NE - CZ - NH1 ANGL. DEV. = -4.0 DEGREES REMARK 500 CYS L 50 CA - CB - SG ANGL. DEV. = 9.5 DEGREES REMARK 500 ASP L 54 CB - CG - OD2 ANGL. DEV. = 5.8 DEGREES REMARK 500 ILE L 56 CG1 - CB - CG2 ANGL. DEV. = -13.7 DEGREES REMARK 500 THR L 77 C - N - CA ANGL. DEV. = 21.0 DEGREES REMARK 500 ARG L 79 NE - CZ - NH1 ANGL. DEV. = 5.4 DEGREES REMARK 500 ARG L 79 NE - CZ - NH2 ANGL. DEV. = -7.3 DEGREES REMARK 500 ARG L 80 NE - CZ - NH2 ANGL. DEV. = -3.1 DEGREES REMARK 500 MET L 81 CG - SD - CE ANGL. DEV. = -11.1 DEGREES REMARK 500 ARG L 86 NE - CZ - NH2 ANGL. DEV. = -3.7 DEGREES REMARK 500 ILE L 90 CA - CB - CG1 ANGL. DEV. = 11.7 DEGREES REMARK 500 ILE L 90 CA - CB - CG2 ANGL. DEV. = -12.6 DEGREES REMARK 500 ARG L 93 NE - CZ - NH1 ANGL. DEV. = 4.8 DEGREES REMARK 500 ARG L 93 NE - CZ - NH2 ANGL. DEV. = -5.5 DEGREES REMARK 500 TYR L 97 CB - CG - CD2 ANGL. DEV. = -3.8 DEGREES REMARK 500 ASP L 103 CB - CG - OD1 ANGL. DEV. = 6.4 DEGREES REMARK 500 REMARK 500 THIS ENTRY HAS 57 ANGLE DEVIATIONS. 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 SER A 20 -158.82 -121.97 REMARK 500 ASN A 47 51.34 -113.00 REMARK 500 THR B 77 156.56 71.15 REMARK 500 TYR K 63 69.86 -117.02 REMARK 500 ILE K 140B 35.75 -92.59 REMARK 500 ASP L 33 33.39 -97.40 REMARK 500 THR L 77 167.72 69.12 REMARK 500 CYS L 111 -57.32 -136.30 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 ILE A 140B PRO A 140C 134.55 REMARK 500 ILE K 140B PRO K 140C 117.19 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 ARG A 37 0.25 SIDE_CHAIN REMARK 500 ARG A 139 0.10 SIDE_CHAIN REMARK 500 ARG L 79 0.08 SIDE_CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY REMARK 500 REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY REMARK 500 TORSION, C(I) - CA(I) - N(I+1) - O(I), GREATER REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 500 I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI ANGLE REMARK 500 LEU A 173 11.45 REMARK 500 VAL B 124 12.85 REMARK 500 ARG K 37 12.79 REMARK 500 REMARK 500 REMARK: NULL

REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH L 180 DISTANCE = 5.78 ANGSTROMS REMARK 525 HOH K 179 DISTANCE = 6.60 ANGSTROMS REMARK 525 HOH A 180 DISTANCE = 5.55 ANGSTROMS REMARK 525 HOH K 180 DISTANCE = 6.36 ANGSTROMS REMARK 525 HOH K 181 DISTANCE = 6.17 ANGSTROMS REMARK 525 HOH K 182 DISTANCE = 6.45 ANGSTROMS REMARK 525 HOH B 185 DISTANCE = 5.51 ANGSTROMS REMARK 525 HOH K 183 DISTANCE = 6.28 ANGSTROMS REMARK 525 HOH B 186 DISTANCE = 6.36 ANGSTROMS REMARK 525 HOH B 187 DISTANCE = 5.91 ANGSTROMS REMARK 525 HOH B 188 DISTANCE = 6.41 ANGSTROMS REMARK 525 HOH L 188 DISTANCE = 6.84 ANGSTROMS REMARK 525 HOH A 187 DISTANCE = 6.10 ANGSTROMS REMARK 525 HOH A 188 DISTANCE = 10.97 ANGSTROMS REMARK 525 HOH K 188 DISTANCE = 5.01 ANGSTROMS REMARK 525 HOH A 189 DISTANCE = 10.68 ANGSTROMS REMARK 525 HOH L 191 DISTANCE = 6.31 ANGSTROMS REMARK 525 HOH A 190 DISTANCE = 5.35 ANGSTROMS REMARK 525 HOH K 190 DISTANCE = 6.94 ANGSTROMS REMARK 525 HOH K 191 DISTANCE = 5.95 ANGSTROMS REMARK 525 HOH K 192 DISTANCE = 5.33 ANGSTROMS REMARK 525 HOH K 193 DISTANCE = 5.34 ANGSTROMS REMARK 525 HOH K 195 DISTANCE = 7.71 ANGSTROMS REMARK 525 HOH A 200 DISTANCE = 8.22 ANGSTROMS

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CYC A 175 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CYC A 141 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CYC B 175 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CYC B 176 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PUB B 177 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CYC K 175 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CYC K 141 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PUB L 175 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CYC L 176 REMARK 800 SITE_IDENTIFIER: BC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CYC L 177

REMARK 999 REMARK 999 SEQUENCE REMARK 999 REMARK 999 BECAUSE THE SEQUENCE OF R-PHYCOERYTHRIN FROM POLYSIPHONIA REMARK 999 URCEOLATA IS UNKNOWN, THE AUTHORS USED THE SEQUENCE OF REMARK 999 R-PHYCOERYTHRIN FROM POLYSIPHONIA BOLDII FOR MODEL REMARK 999 BUILDING. THE FOLLOWING SHOULD BE NOTED: REMARK 999 REMARK 999 RESIDUE NOTES REMARK 999 LYS A 43 MAP IS WEAK REMARK 999 THR A 136 LIKE ILE IN THE DENSITY MAP REMARK 999 LYS B 15 MAP IS WEAK, LIKE ALA REMARK 999 VAL B 173 LIKE ILE IN THE DENSITY MAP REMARK 999 LYS K 43 MAP IS WEAK REMARK 999 THR K 136 LIKE ILE IN THE DENSITY MAP REMARK 999 LYS L 15 MAP IS WEAK, LIKE ALA REMARK 999 VAL L 173 LIKE ILE IN THE DENSITY MAP

DBREF 1LIA A 1 174 UNP Q01921 PHEA_POLBO 1 164 DBREF 1LIA B 1 174 UNP Q01922 PHEB_POLBO 1 177 DBREF 1LIA K 1 174 UNP Q01921 PHEA_POLBO 1 164 DBREF 1LIA L 1 174 UNP Q01922 PHEB_POLBO 1 177

SEQADV 1LIA ASN A 66 UNP Q01921 LEU 66 CONFLICT SEQADV 1LIA ASN K 66 UNP Q01921 LEU 66 CONFLICT

SEQRES 1 A 164 MET LYS SER VAL ILE THR THR THR ILE SER ALA ALA ASP SEQRES 2 A 164 ALA ALA GLY ARG TYR PRO SER THR SER ASP LEU GLN SER SEQRES 3 A 164 VAL GLN GLY ASN ILE GLN ARG ALA ALA ALA ARG LEU GLU SEQRES 4 A 164 ALA ALA GLU LYS LEU GLY SER ASN HIS GLU ALA VAL VAL SEQRES 5 A 164 LYS GLU ALA GLY ASP ALA CYS PHE SER LYS TYR GLY TYR SEQRES 6 A 164 ASN LYS ASN PRO GLY GLU ALA GLY GLU ASN GLN GLU LYS SEQRES 7 A 164 ILE ASN LYS CYS TYR ARG ASP ILE ASP HIS TYR MET ARG SEQRES 8 A 164 LEU ILE ASN TYR THR LEU VAL VAL GLY GLY THR GLY PRO SEQRES 9 A 164 LEU ASP GLU TRP GLY ILE ALA GLY ALA ARG GLU VAL TYR SEQRES 10 A 164 ARG THR LEU ASN LEU PRO SER ALA ALA TYR ILE ALA ALA SEQRES 11 A 164 PHE VAL PHE THR ARG ASP ARG LEU CYS ILE PRO ARG ASP SEQRES 12 A 164 MET SER ALA GLN ALA GLY VAL GLU PHE CYS THR ALA LEU SEQRES 13 A 164 ASP TYR LEU ILE ASN SER LEU SER SEQRES 1 B 177 MET LEU ASP ALA PHE SER ARG VAL VAL VAL ASN SER ASP SEQRES 2 B 177 SER LYS ALA ALA TYR VAL SER GLY SER ASP LEU GLN ALA SEQRES 3 B 177 LEU LYS THR PHE ILE ASN ASP GLY ASN LYS ARG LEU ASP SEQRES 4 B 177 ALA VAL ASN TYR ILE VAL SER ASN SER SER CYS ILE VAL SEQRES 5 B 177 SER ASP ALA ILE SER GLY MET ILE CYS GLU ASN PRO GLY SEQRES 6 B 177 LEU ILE THR PRO GLY GLY ASN CYS TYR THR ASN ARG ARG SEQRES 7 B 177 MET ALA ALA CYS LEU ARG ASP GLY GLU ILE ILE LEU ARG SEQRES 8 B 177 TYR VAL SER TYR ALA LEU LEU ALA GLY ASP ALA SER VAL SEQRES 9 B 177 LEU GLU ASP ARG CYS LEU ASN GLY LEU LYS GLU THR TYR SEQRES 10 B 177 ILE ALA LEU GLY VAL PRO THR ASN SER THR VAL ARG ALA SEQRES 11 B 177 VAL SER ILE MET LYS ALA ALA ALA VAL CYS PHE ILE SER SEQRES 12 B 177 ASN THR ALA SER GLN ARG LYS VAL GLU VAL ILE GLU GLY SEQRES 13 B 177 ASP CYS SER ALA LEU ALA SER GLU VAL ALA SER TYR CYS SEQRES 14 B 177 ASP ARG VAL VAL ALA ALA VAL SER SEQRES 1 K 164 MET LYS SER VAL ILE THR THR THR ILE SER ALA ALA ASP SEQRES 2 K 164 ALA ALA GLY ARG TYR PRO SER THR SER ASP LEU GLN SER SEQRES 3 K 164 VAL GLN GLY ASN ILE GLN ARG ALA ALA ALA ARG LEU GLU SEQRES 4 K 164 ALA ALA GLU LYS LEU GLY SER ASN HIS GLU ALA VAL VAL SEQRES 5 K 164 LYS GLU ALA GLY ASP ALA CYS PHE SER LYS TYR GLY TYR SEQRES 6 K 164 ASN LYS ASN PRO GLY GLU ALA GLY GLU ASN GLN GLU LYS SEQRES 7 K 164 ILE ASN LYS CYS TYR ARG ASP ILE ASP HIS TYR MET ARG SEQRES 8 K 164 LEU ILE ASN TYR THR LEU VAL VAL GLY GLY THR GLY PRO SEQRES 9 K 164 LEU ASP GLU TRP GLY ILE ALA GLY ALA ARG GLU VAL TYR SEQRES 10 K 164 ARG THR LEU ASN LEU PRO SER ALA ALA TYR ILE ALA ALA SEQRES 11 K 164 PHE VAL PHE THR ARG ASP ARG LEU CYS ILE PRO ARG ASP SEQRES 12 K 164 MET SER ALA GLN ALA GLY VAL GLU PHE CYS THR ALA LEU SEQRES 13 K 164 ASP TYR LEU ILE ASN SER LEU SER SEQRES 1 L 177 MET LEU ASP ALA PHE SER ARG VAL VAL VAL ASN SER ASP SEQRES 2 L 177 SER LYS ALA ALA TYR VAL SER GLY SER ASP LEU GLN ALA SEQRES 3 L 177 LEU LYS THR PHE ILE ASN ASP GLY ASN LYS ARG LEU ASP SEQRES 4 L 177 ALA VAL ASN TYR ILE VAL SER ASN SER SER CYS ILE VAL SEQRES 5 L 177 SER ASP ALA ILE SER GLY MET ILE CYS GLU ASN PRO GLY SEQRES 6 L 177 LEU ILE THR PRO GLY GLY ASN CYS TYR THR ASN ARG ARG SEQRES 7 L 177 MET ALA ALA CYS LEU ARG ASP GLY GLU ILE ILE LEU ARG SEQRES 8 L 177 TYR VAL SER TYR ALA LEU LEU ALA GLY ASP ALA SER VAL SEQRES 9 L 177 LEU GLU ASP ARG CYS LEU ASN GLY LEU LYS GLU THR TYR SEQRES 10 L 177 ILE ALA LEU GLY VAL PRO THR ASN SER THR VAL ARG ALA SEQRES 11 L 177 VAL SER ILE MET LYS ALA ALA ALA VAL CYS PHE ILE SER SEQRES 12 L 177 ASN THR ALA SER GLN ARG LYS VAL GLU VAL ILE GLU GLY SEQRES 13 L 177 ASP CYS SER ALA LEU ALA SER GLU VAL ALA SER TYR CYS SEQRES 14 L 177 ASP ARG VAL VAL ALA ALA VAL SER

HET CYC A 175 43 HET CYC A 141 43 HET CYC B 175 43 HET CYC B 176 43 HET PUB B 177 43 HET CYC K 175 43 HET CYC K 141 43 HET PUB L 175 43 HET CYC L 176 43 HET CYC L 177 43

HETNAM CYC PHYCOCYANOBILIN HETNAM PUB PHYCOUROBILIN

FORMUL 5 CYC 8(C33 H40 N4 O6) FORMUL 9 PUB 2(C33 H42 N4 O6) FORMUL 15 HOH *134(H2 O)

HELIX 1 1 VAL A 4 ALA A 14 1 11 HELIX 2 2 THR A 21 SER A 46 1 26 HELIX 3 3 HIS A 48 LYS A 62 1 15 HELIX 4 4 GLY A 64 LYS A 69 5 4 HELIX 5 5 GLN A 78 VAL A 101 1 24 HELIX 6 6 GLY A 105 GLY A 111 1 7 HELIX 7 7 ALA A 115 THR A 121 1 7 HELIX 8 8 SER A 126 ARG A 139 1 14 HELIX 9 9 ALA A 146 LEU A 173 1 18 HELIX 10 10 ALA B 4 SER B 14 1 11 HELIX 11 11 ASP B 23 ASN B 32 1 10 HELIX 12 12 GLY B 34 GLU B 62 1 29 HELIX 13 13 PRO B 64 LEU B 66 5 3 HELIX 14 14 ASN B 78 ALA B 101 1 24 HELIX 15 15 SER B 105 ARG B 110 1 6 HELIX 16 16 LEU B 115 LEU B 122 1 8 HELIX 17 17 THR B 126 ILE B 144 1 19 HELIX 18 18 SER B 156 VAL B 173 1 18 HELIX 19 19 VAL K 4 ALA K 15 1 12 HELIX 20 20 THR K 21 SER K 46 1 26 HELIX 21 21 HIS K 48 LYS K 62 1 15 HELIX 22 22 GLY K 64 LYS K 69 5 4 HELIX 23 23 GLN K 78 VAL K 101 1 24 HELIX 24 24 GLY K 105 TRP K 110 1 6 HELIX 25 25 ALA K 115 THR K 121 1 7 HELIX 26 26 SER K 126 ASP K 138 1 13 HELIX 27 27 ALA K 146 SER K 172 1 17 HELIX 28 28 ALA L 4 LYS L 15 1 12 HELIX 29 29 GLY L 21 ASN L 32 1 12 HELIX 30 30 GLY L 34 GLU L 62 1 29 HELIX 31 31 PRO L 64 LEU L 66 5 3 HELIX 32 32 ASN L 78 ALA L 101 1 24 HELIX 33 33 SER L 105 ARG L 110 1 6 HELIX 34 34 LEU L 115 LEU L 122 1 8 HELIX 35 35 THR L 126 SER L 145 1 20 HELIX 36 36 SER L 156 ALA L 172 1 17

LINK CAC CYC A 175 SG CYS A 84 1555 1555 1.82 LINK CAC CYC A 141 SG CYS A 140A 1555 1555 1.83 LINK CAC CYC B 175 SG CYS B 84 1555 1555 1.80 LINK CAC CYC B 176 SG CYS B 155 1555 1555 1.82 LINK CAD PUB B 177 SG CYS B 61 1555 1555 1.79 LINK CAA PUB B 177 SG CYS B 50 1555 1555 1.80 LINK CAC CYC K 175 SG CYS K 84 1555 1555 1.81 LINK CAC CYC K 141 SG CYS K 140A 1555 1555 1.80 LINK CAD PUB L 175 SG CYS L 61 1555 1555 1.81 LINK CAA PUB L 175 SG CYS L 50 1555 1555 1.80 LINK CAC CYC L 176 SG CYS L 155 1555 1555 1.80 LINK CAC CYC L 177 SG CYS L 84 1555 1555 1.77

SITE 1 AC1 16 ALA A 74 LYS A 80 LYS A 83 CYS A 84 SITE 2 AC1 16 ARG A 86 ASP A 87 HIS A 90 TRP A 110 SITE 3 AC1 16 LEU A 122 PRO A 125 TYR A 129 HOH A 185 SITE 4 AC1 16 TYR B 76 THR B 77 ASN B 78 MET B 81 SITE 1 AC2 7 GLU A 54 ARG A 139 LEU A 140 CYS A 140A SITE 2 AC2 7 ARG A 140D ASP A 143 MET A 144 SITE 1 AC3 13 MET B 59 ASN B 72 CYS B 75 ARG B 79 SITE 2 AC3 13 ARG B 80 ALA B 83 CYS B 84 ARG B 86 SITE 3 AC3 13 ASP B 87 ILE B 90 ARG B 110 PRO B 125 SITE 4 AC3 13 THR B 129 SITE 1 AC4 14 GLN A 28 ASN B 35 LYS B 36 ASP B 39 SITE 2 AC4 14 ILE B 144 SER B 145 VAL B 150 ILE B 151 SITE 3 AC4 14 GLU B 152 GLY B 153 CYS B 155 HOH B 190 SITE 4 AC4 14 ARG K 33 GLN K 147 SITE 1 AC5 12 CYS B 50 ASP B 54 GLY B 58 CYS B 61 SITE 2 AC5 12 ILE B 135 ALA B 138 CYS B 142 PHE B 143 SITE 3 AC5 12 ALA B 148 SER B 148A GLN B 148B ARG B 148C SITE 1 AC6 17 PHE K 60 ALA K 74 GLY K 75 LYS K 80 SITE 2 AC6 17 LYS K 83 CYS K 84 ARG K 86 ASP K 87 SITE 3 AC6 17 TRP K 110 LEU K 122 LEU K 124 PRO K 125 SITE 4 AC6 17 TYR K 129 ILE L 67 TYR L 76 THR L 77 SITE 5 AC6 17 MET L 81 SITE 1 AC7 16 ASN K 47 VAL K 51 GLU K 54 THR K 136 SITE 2 AC7 16 ARG K 139 CYS K 140A ARG K 140D ASP K 143 SITE 3 AC7 16 HOH K 200 SER L 145 THR L 147 GLY L 153 SITE 4 AC7 16 ASP L 154 CYS L 155 SER L 156 CYC L 176 SITE 1 AC8 14 CYS L 50 ASP L 54 GLY L 58 CYS L 61 SITE 2 AC8 14 GLU L 62 ARG L 131 ILE L 135 ALA L 138 SITE 3 AC8 14 ALA L 139 CYS L 142 PHE L 143 ALA L 148 SITE 4 AC8 14 SER L 149A GLN L 149B SITE 1 AC9 12 GLN A 147 GLN K 28 CYC K 141 ASN L 35 SITE 2 AC9 12 LYS L 36 LEU L 38 ASP L 39 ILE L 144 SITE 3 AC9 12 ASN L 146 ILE L 151 GLY L 153 CYS L 155 SITE 1 BC1 14 MET L 59 ASN L 72 CYS L 75 ARG L 79 SITE 2 BC1 14 ARG L 80 ALA L 83 CYS L 84 ARG L 86 SITE 3 BC1 14 ASP L 87 ARG L 110 LEU L 122 VAL L 124 SITE 4 BC1 14 PRO L 125 THR L 129

CRYST1 189.800 189.800 60.100 90.00 90.00 120.00 H 3 18

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 0.005269 0.003042 0.000000 0.00000

SCALE2 0.000000 0.006084 0.000000 0.00000

SCALE3 0.000000 0.000000 0.016639 0.00000

MTRIX1 1 -0.631960 0.775000 -0.001070 0.13000 1

MTRIX2 1 0.774940 0.631940 0.011120 -0.30500 1

MTRIX3 1 0.009300 0.006200 -0.999940 46.21576 1

MTRIX1 2 -0.629860 0.776670 0.007750 -0.23609 1

MTRIX2 2 0.776700 0.629850 0.004700 -0.10923 1

MTRIX3 2 -0.001230 0.008980 -0.999960 46.34393 1