1RUA - Header Asymmetric Unit

HEADER IMMUNE SYSTEM 11-DEC-03 1RUA

TITLE CRYSTAL STRUCTURE (B) OF U.V.-IRRADIATED CATIONIC CYCLIZATION ANTIBODY TITLE 2 4C6 FAB AT PH 4.6 WITH A DATA SET COLLECTED AT SSRL BEAMLINE 11-1.

COMPND MOL_ID: 1; COMPND 2 MOLECULE: IMMUNOGLOBULIN IGG2A, LIGHT CHAIN; COMPND 3 CHAIN: L; COMPND 4 FRAGMENT: FAB; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: IMMUNOGLOBULIN IGG2A, HEAVY CHAIN; COMPND 7 CHAIN: H; COMPND 8 FRAGMENT: FAB

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 3 ORGANISM_COMMON: HOUSE MOUSE; SOURCE 4 ORGANISM_TAXID: 10090; SOURCE 5 STRAIN: 129G1X+; SOURCE 6 MOL_ID: 2; SOURCE 7 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 8 ORGANISM_COMMON: HOUSE MOUSE; SOURCE 9 ORGANISM_TAXID: 10090; SOURCE 10 STRAIN: 129G1X+

KEYWDS IMMUNOGLOBULIN, CATALYTIC ANTIBODY, WATER OXIDATION, AMINO ACID KEYWDS 2 MODIFICATION, IMMUNE SYSTEM

EXPDTA X-RAY DIFFRACTION

AUTHOR X.ZHU,P.WENTWORTH JR.,A.D.WENTWORTH,A.ESCHENMOSER,R.A.LERNER, AUTHOR 2 I.A.WILSON

REVDAT 4 05-JUN-13 1RUA 1 HETNAM REVDAT 3 13-JUL-11 1RUA 1 VERSN REVDAT 2 24-FEB-09 1RUA 1 VERSN REVDAT 1 02-MAR-04 1RUA 0

JRNL AUTH X.ZHU,P.WENTWORTH JR.,A.D.WENTWORTH,A.ESCHENMOSER, JRNL AUTH 2 R.A.LERNER,I.A.WILSON JRNL TITL PROBING THE ANTIBODY-CATALYZED WATER-OXIDATION PATHWAY AT JRNL TITL 2 ATOMIC RESOLUTION. JRNL REF PROC.NATL.ACAD.SCI.USA V. 110 2247 2004 JRNL REFN ISSN 0027-8424 JRNL PMID 14982995 JRNL DOI 10.1073/PNAS.0307311101

REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH X.ZHU,A.HEINE,F.MONNAT,K.N.HOUK,K.D.JANDA,I.A.WILSON REMARK 1 TITL STRUCTURAL BASIS FOR ANTIBODY CATALYSIS OF A CATIONIC REMARK 1 TITL 2 CYCLIZATION REACTION REMARK 1 REF J.MOL.BIOL. V. 329 69 2003 REMARK 1 REFN ISSN 0022-2836 REMARK 1 PMID 12742019 REMARK 1 DOI 10.1016/S0022-2836(03)00406-6

REMARK 2 REMARK 2 RESOLUTION. 1.75 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) : 1.75 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 90.0 REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM 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) : 0.194 REMARK 3 FREE R VALUE (NO CUTOFF) : 0.251 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : 3318 REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 54948 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)) : 0.184 REMARK 3 FREE R VALUE (F>4SIG(F)) : 0.239 REMARK 3 FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (F>4SIG(F)) : 2815 REMARK 3 TOTAL NUMBER OF REFLECTIONS (F>4SIG(F)) : 46786 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3382 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 31 REMARK 3 SOLVENT ATOMS : 427 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 : NULL REMARK 3 NUMBER OF RESTRAINTS : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : 0.008 REMARK 3 ANGLE DISTANCES (A) : 0.025 REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : 0.000 REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : 0.029 REMARK 3 ZERO CHIRAL VOLUMES (A**3) : 0.041 REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : 0.047 REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : 0.014 REMARK 3 RIGID-BOND ADP COMPONENTS (A**2) : 0.000 REMARK 3 SIMILAR ADP COMPONENTS (A**2) : 0.077 REMARK 3 APPROXIMATELY ISOTROPIC ADPS (A**2) : 0.000 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED: MOEWS & KRETSINGER, J.MOL.BIOL.91(1973)201-228 REMARK 3 REMARK 3 STEREOCHEMISTRY TARGET VALUES : ENGH & HUBER REMARK 3 SPECIAL CASE: NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL

REMARK 4 REMARK 4 1RUA COMPLIES WITH FORMAT V. 3.30, 13-JUL-11

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 12-JAN-04. REMARK 100 THE RCSB ID CODE IS RCSB021045.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 09-APR-02 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 4.6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL11-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.03317 REMARK 200 MONOCHROMATOR : SINGLE CRYSTAL SI(111) BENT REMARK 200 OPTICS : FLAT MIRROR REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 57518 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.750 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 200 DATA REDUNDANCY : 6.300 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.06200 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 31.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.75 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.78 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.9 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.59700 REMARK 200 <I/SIGMA(I)> FOR SHELL : 2.900 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: PDB ENTRY 1NCW REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 56.71 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.86 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M SODIUM ACETATE, 0.2 M AMMONIUM REMARK 280 ACETATE, 15% (W/V) PEG 4000, PH 4.6, VAPOR DIFFUSION, SITTING REMARK 280 DROP, TEMPERATURE 295K

REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y+1/2,X+1/2,Z+1/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+3/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+1/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+3/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -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 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 133.16650 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 32.04550 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 32.04550 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 66.58325 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 32.04550 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 32.04550 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 199.74975 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 32.04550 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 32.04550 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 66.58325 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 32.04550 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 32.04550 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 199.74975 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 133.16650 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 4940 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 19780 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -25.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: L, H 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 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 TYR L 96 CB - CG - CD1 ANGL. DEV. = -4.4 DEGREES REMARK 500 ARG L 108 NE - CZ - NH1 ANGL. DEV. = 3.6 DEGREES REMARK 500 LEU H 18 CA - CB - CG ANGL. DEV. = 18.6 DEGREES REMARK 500 TYR H 50 CB - CG - CD1 ANGL. DEV. = 5.1 DEGREES REMARK 500 TYR H 50 CG - CD1 - CE1 ANGL. DEV. = 5.4 DEGREES REMARK 500 ARG H 71 NE - CZ - NH1 ANGL. DEV. = -3.4 DEGREES REMARK 500 CYS H 92 CA - CB - SG ANGL. DEV. = 6.9 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 LEU L 47 -61.40 -132.55 REMARK 500 ASP L 170 10.43 -147.53 REMARK 500 GLN H 16 -155.41 -95.26 REMARK 500 ASP H 32 -25.74 63.52 REMARK 500 ASN H 43 4.09 106.19 REMARK 500 LYS H 64 107.82 -28.89 REMARK 500 SER H 65 -14.45 85.78 REMARK 500 REMARK 500 REMARK: NULL

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACT L 611 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BEZ H 601 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL L 621 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL H 622 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL H 623

REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1NCW RELATED DB: PDB REMARK 900 SAME NATIVE PROTEIN REMARK 900 RELATED ID: 1ND0 RELATED DB: PDB REMARK 900 SAME NATIVE PROTEIN COMPLEX WITH TRANSITION STATE ANALOG REMARK 900 RELATED ID: 1RU9 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF U.V.-IRRADIATED CATIONIC CYCLIZATION REMARK 900 ANTIBODY 4C6 FAB AT PH 4.6 WITH A DATA SET COLLECTED IN- REMARK 900 HOUSE. REMARK 900 RELATED ID: 1RUK RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF NATIVE CATIONIC CYCLIZATION ANTIBODY REMARK 900 4C6 FAB AT PH 4.6 WITH A DATA SET COLLECTED AT SSRL REMARK 900 BEAMLINE 9-1 REMARK 900 RELATED ID: 1RUL RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF U.V.-IRRADIATED CATIONIC CYCLIZATION REMARK 900 ANTIBODY 4C6 FAB AT PH 5.6 WITH A DATA SET COLLECTED AT REMARK 900 SSRL BEAMLINE 11-1. REMARK 900 RELATED ID: 1RUM RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF H2O2-SOAKED CATIONIC CYCLIZATION REMARK 900 ANTIBODY 4C6 FAB AT PH 8.5 WITH A DATA SET COLLECTED AT REMARK 900 SSRL BEAMLINE 9-1. REMARK 900 RELATED ID: 1RUP RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF NATIVE CATIONIC CYCLIZATION ANTIBODY REMARK 900 4C6 FAB AT PH 8.5 WITH A DATA SET COLLECTED AT APS BEAMLINE REMARK 900 19-ID

DBREF 1RUA H 115 231 UNP P01865 GCAM_MOUSE 1 102 DBREF 1RUA L 1 214 UNP Q8K0F8 Q8K0F8_MOUSE 21 239

SEQRES 1 L 219 ASP VAL VAL MET THR GLN SER PRO LYS THR ILE SER VAL SEQRES 2 L 219 THR ILE GLY GLN PRO ALA SER ILE SER CYS LYS SER SER SEQRES 3 L 219 GLN ARG LEU LEU ASN SER ASN GLY LYS THR PHE LEU ASN SEQRES 4 L 219 TRP LEU LEU GLN ARG PRO GLY GLN SER PRO LYS ARG LEU SEQRES 5 L 219 ILE TYR LEU GLY THR LYS LEU ASP SER GLY VAL PRO ASP SEQRES 6 L 219 ARG PHE THR GLY SER GLY SER GLY THR ASP PHE THR LEU SEQRES 7 L 219 LYS ILE SER ARG VAL GLU ALA GLU ASP LEU GLY VAL TYR SEQRES 8 L 219 TYR CYS TRP GLN GLY THR HIS PHE PRO TYR THR PHE GLY SEQRES 9 L 219 GLY GLY THR LYS LEU GLU ILE LYS ARG ALA ASP ALA ALA SEQRES 10 L 219 PRO THR VAL SER ILE PHE PRO PRO SER SER GLU GLN LEU SEQRES 11 L 219 THR SER GLY GLY ALA SER VAL VAL CYS PHE LEU ASN ASN SEQRES 12 L 219 PHE TYR PRO LYS ASP ILE ASN VAL LYS TRP LYS ILE ASP SEQRES 13 L 219 GLY SER GLU ARG GLN ASN GLY VAL LEU ASN SER 4HT THR SEQRES 14 L 219 ASP GLN ASP SER LYS ASP SER THR TYR SER MET SER SER SEQRES 15 L 219 THR LEU THR LEU THR LYS ASP GLU TYR GLU ARG HIS ASN SEQRES 16 L 219 SER TYR THR CYS GLU ALA THR HIS LYS THR SER THR SER SEQRES 17 L 219 PRO ILE VAL LYS SER PHE ASN ARG ASN GLU CYS SEQRES 1 H 222 ARG VAL GLN LEU GLN GHG SER GLY PRO GLY LEU VAL LYS SEQRES 2 H 222 PRO SER GLN SER LEU SER LEU THR CYS THR VAL THR GLY SEQRES 3 H 222 TYR SER ILE THR SER ASP PHE ALA TRP ASN TRP ILE ARG SEQRES 4 H 222 GLN PHE PRO GLY ASN LYS LEU GLU TRP MET GLY TYR ILE SEQRES 5 H 222 ASN TYR SER GLY PHE THR SER HIS ASN PRO SER LEU LYS SEQRES 6 H 222 SER ARG ILE SER ILE THR ARG ASP THR SER LYS ASN GLN SEQRES 7 H 222 PHE PHE LEU GLN LEU ASN SER VAL THR THR GLU ASP THR SEQRES 8 H 222 ALA THR TYR TYR CYS ALA GLY LEU LEU TRP TYR ASP GLY SEQRES 9 H 222 GLY ALA GLY SER TRP GLY GLN GLY THR LEU VAL THR VAL SEQRES 10 H 222 SER ALA ALA LYS THR THR ALA PRO SER VAL TYR PRO LEU SEQRES 11 H 222 ALA PRO VAL CYS GLY ASP THR THR GLY SER SER VAL THR SEQRES 12 H 222 LEU GLY CYS LEU VAL LYS GLY TYR PHE PRO GLU PRO VAL SEQRES 13 H 222 THR LEU THR TRP ASN SER GLY SER LEU SER SER GLY VAL SEQRES 14 H 222 HIS THR PHE PRO ALA VAL LEU GLN SER ASP LEU TYR THR SEQRES 15 H 222 LEU SER SER SER VAL THR VAL THR SER SER THR TRP PRO SEQRES 16 H 222 SER GLN SER ILE THR CYS ASN VAL ALA HIS PRO ALA SER SEQRES 17 H 222 SER THR LYS VAL ASP LYS LYS ILE GLU PRO ARG GLY PRO SEQRES 18 H 222 THR

MODRES 1RUA 4HT L 163 TRP 4-HYDROXYTRYPTOPHAN MODRES 1RUA GHG H 6 GLN

HET 4HT L 163 15 HET GHG H 6 10 HET ACT L 611 4 HET BEZ H 601 9 HET GOL L 621 6 HET GOL H 622 6 HET GOL H 623 6

HETNAM 4HT 4-HYDROXYTRYPTOPHAN HETNAM GHG (2S,4S)-2,5-DIAMINO-4-HYDROXY-5-OXOPENTANOIC ACID (NON- HETNAM 2 GHG PREFERRED NAME) HETNAM ACT ACETATE ION HETNAM BEZ BENZOIC ACID HETNAM GOL GLYCEROL

HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL

FORMUL 1 4HT C11 H12 N2 O3 FORMUL 2 GHG C5 H10 N2 O4 FORMUL 3 ACT C2 H3 O2 1- FORMUL 4 BEZ C7 H6 O2 FORMUL 5 GOL 3(C3 H8 O3) FORMUL 8 HOH *427(H2 O)

HELIX 1 1 GLU L 79 LEU L 83 5 5 HELIX 2 2 SER L 121 SER L 127 1 7 HELIX 3 3 LYS L 183 GLU L 187 1 5 HELIX 4 4 PRO H 61 LYS H 64 5 4 HELIX 5 5 THR H 73 LYS H 75 5 3 HELIX 6 6 THR H 83 THR H 87 5 5 HELIX 7 7 VAL H 127 THR H 134 5 6 HELIX 8 8 SER H 163 SER H 165 5 3 HELIX 9 9 SER H 196 TRP H 199 5 3 HELIX 10 10 PRO H 213 SER H 216 5 4

SHEET 1 A 4 MET L 4 SER L 7 0 SHEET 2 A 4 ALA L 19 SER L 25 -1 O SER L 22 N SER L 7 SHEET 3 A 4 ASP L 70 ILE L 75 -1 O ILE L 75 N ALA L 19 SHEET 4 A 4 PHE L 62 SER L 67 -1 N THR L 63 O LYS L 74 SHEET 1 B 6 THR L 10 THR L 14 0 SHEET 2 B 6 THR L 102 LYS L 107 1 O LYS L 103 N ILE L 11 SHEET 3 B 6 GLY L 84 GLN L 90 -1 N GLY L 84 O LEU L 104 SHEET 4 B 6 LEU L 33 GLN L 38 -1 N GLN L 38 O VAL L 85 SHEET 5 B 6 LYS L 45 TYR L 49 -1 O LYS L 45 N LEU L 37 SHEET 6 B 6 LYS L 53 LEU L 54 -1 O LYS L 53 N TYR L 49 SHEET 1 C 4 THR L 10 THR L 14 0 SHEET 2 C 4 THR L 102 LYS L 107 1 O LYS L 103 N ILE L 11 SHEET 3 C 4 GLY L 84 GLN L 90 -1 N GLY L 84 O LEU L 104 SHEET 4 C 4 THR L 97 PHE L 98 -1 O THR L 97 N GLN L 90 SHEET 1 D 4 THR L 114 PHE L 118 0 SHEET 2 D 4 GLY L 129 PHE L 139 -1 O ASN L 137 N THR L 114 SHEET 3 D 4 TYR L 173 THR L 182 -1 O LEU L 179 N VAL L 132 SHEET 4 D 4 VAL L 159 4HT L 163 -1 N SER L 162 O SER L 176 SHEET 1 E 4 SER L 153 ARG L 155 0 SHEET 2 E 4 ASN L 145 ILE L 150 -1 N ILE L 150 O SER L 153 SHEET 3 E 4 SER L 191 THR L 197 -1 O GLU L 195 N LYS L 147 SHEET 4 E 4 ILE L 205 ASN L 210 -1 O LYS L 207 N CYS L 194 SHEET 1 F 4 GLN H 3 SER H 7 0 SHEET 2 F 4 LEU H 18 THR H 25 -1 O THR H 23 N GLN H 5 SHEET 3 F 4 GLN H 77 LEU H 82 -1 O PHE H 78 N CYS H 22 SHEET 4 F 4 ILE H 67 ASP H 72 -1 N THR H 70 O PHE H 79 SHEET 1 G 6 LEU H 11 VAL H 12 0 SHEET 2 G 6 THR H 107 VAL H 111 1 O THR H 110 N VAL H 12 SHEET 3 G 6 ALA H 88 LEU H 96 -1 N TYR H 90 O THR H 107 SHEET 4 G 6 PHE H 33 GLN H 39 -1 N ILE H 37 O TYR H 91 SHEET 5 G 6 LEU H 45 ASN H 52 -1 O MET H 48 N TRP H 36 SHEET 6 G 6 THR H 57 HIS H 59 -1 O SER H 58 N TYR H 50 SHEET 1 H 4 LEU H 11 VAL H 12 0 SHEET 2 H 4 THR H 107 VAL H 111 1 O THR H 110 N VAL H 12 SHEET 3 H 4 ALA H 88 LEU H 96 -1 N TYR H 90 O THR H 107 SHEET 4 H 4 SER H 102 TRP H 103 -1 O SER H 102 N GLY H 94 SHEET 1 I 4 SER H 120 LEU H 124 0 SHEET 2 I 4 SER H 137 TYR H 147 -1 O LEU H 143 N TYR H 122 SHEET 3 I 4 LEU H 184 THR H 194 -1 O LEU H 187 N VAL H 144 SHEET 4 I 4 VAL H 171 THR H 173 -1 N HIS H 172 O SER H 190 SHEET 1 J 4 SER H 120 LEU H 124 0 SHEET 2 J 4 SER H 137 TYR H 147 -1 O LEU H 143 N TYR H 122 SHEET 3 J 4 LEU H 184 THR H 194 -1 O LEU H 187 N VAL H 144 SHEET 4 J 4 VAL H 177 GLN H 179 -1 N VAL H 177 O THR H 186 SHEET 1 K 3 THR H 153 TRP H 157 0 SHEET 2 K 3 THR H 206 HIS H 212 -1 O ASN H 209 N THR H 156 SHEET 3 K 3 THR H 217 LYS H 222 -1 O VAL H 219 N VAL H 210

SSBOND 1 CYS L 23 CYS L 88 1555 1555 2.10 SSBOND 2 CYS L 134 CYS L 194 1555 1555 2.04 SSBOND 3 CYS L 214 CYS H 128 1555 1555 2.01 SSBOND 4 CYS H 22 CYS H 92 1555 1555 2.12 SSBOND 5 CYS H 142 CYS H 208 1555 1555 2.05

LINK C GLN H 5 N GHG H 6 1555 1555 1.32 LINK C GHG H 6 N SER H 7 1555 1555 1.32 LINK C SER L 162 N 4HT L 163 1555 1555 1.34 LINK C 4HT L 163 N THR L 164 1555 1555 1.33

CISPEP 1 SER L 7 PRO L 8 0 -0.51 CISPEP 2 PHE L 94 PRO L 95 0 -8.04 CISPEP 3 TYR L 140 PRO L 141 0 -4.14 CISPEP 4 PHE H 148 PRO H 149 0 -6.70 CISPEP 5 GLU H 150 PRO H 151 0 -4.14 CISPEP 6 TRP H 199 PRO H 200 0 8.56

SITE 1 AC1 5 LEU H 95 TRP H 103 ASN L 34 TRP L 89 SITE 2 AC1 5 HOH L 637 SITE 1 AC2 7 ALA H 34 ASN H 35A LEU H 95 PRO H 230 SITE 2 AC2 7 TRP L 89 GLY L 91 TYR L 96 SITE 1 AC3 8 PRO H 175 THR H 186 LEU H 187 SER H 188 SITE 2 AC3 8 SER L 162 SER L 176 THR L 178 HOH L 705 SITE 1 AC4 8 ARG H 71 ASP H 72 THR H 73 LYS L 53 SITE 2 AC4 8 LEU L 54 HOH L 713 HOH L 721 HOH L 750 SITE 1 AC5 9 SER H 120 VAL H 121 TYR H 122 SER H 215 SITE 2 AC5 9 VAL H 219 LYS H 221 HOH H 775 HOH H 849 SITE 3 AC5 9 GLU L 123

CRYST1 64.091 64.091 266.333 90.00 90.00 90.00 P 41 21 2 8

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 0.015603 0.000000 0.000000 0.00000

SCALE2 0.000000 0.015603 0.000000 0.00000

SCALE3 0.000000 0.000000 0.003755 0.00000