1U8P - Header Asymmetric Unit

HEADER IMMUNE SYSTEM 06-AUG-04 1U8P

TITLE CRYSTAL STRUCTURE OF THE HIV-1 CROSS NEUTRALIZING MONOCLONAL TITLE 2 ANTIBODY 2F5 IN COMPLEX WITH GP41 PEPTIDE ECDKWCS

COMPND MOL_ID: 1; COMPND 2 MOLECULE: ANTIBODY 2F5 (LIGHT CHAIN); COMPND 3 CHAIN: A; COMPND 4 MOL_ID: 2; COMPND 5 MOLECULE: ANTIBODY 2F5 (HEAVY CHAIN); COMPND 6 CHAIN: B; COMPND 7 MOL_ID: 3; COMPND 8 MOLECULE: GP41 PEPTIDE; COMPND 9 CHAIN: C; COMPND 10 ENGINEERED: YES

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 MOL_ID: 2; SOURCE 6 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 7 ORGANISM_COMMON: HUMAN; SOURCE 8 ORGANISM_TAXID: 9606; SOURCE 9 MOL_ID: 3; SOURCE 10 SYNTHETIC: YES; SOURCE 11 ORGANISM_SCIENTIFIC: HUMAN IMMUNODEFICIENCY VIRUS 1; SOURCE 12 ORGANISM_TAXID: 11676; SOURCE 13 OTHER_DETAILS: SYNTHETIC PEPTIDE

KEYWDS FAB COMPLEX, HIV-1 NEUTRALIZATION, GP41 PEPTIDE, IMMUNE KEYWDS 2 SYSTEM

EXPDTA X-RAY DIFFRACTION

AUTHOR S.BRYSON,J.-P.JULIEN,R.C.HYNES,E.F.PAI

REVDAT 3 05-JAN-10 1U8P 1 AUTHOR JRNL SOURCE REVDAT 2 24-FEB-09 1U8P 1 VERSN REVDAT 1 05-OCT-04 1U8P 0

JRNL AUTH S.BRYSON,J.-P.JULIEN,R.C.HYNES,E.F.PAI JRNL TITL CRYSTALLOGRAPHIC DEFINITION OF THE EPITOPE JRNL TITL 2 PROMISCUITY OF THE BROADLY NEUTRALIZING ANTI-HUMAN JRNL TITL 3 IMMUNODEFICIENCY VIRUS TYPE 1 ANTIBODY 2F5: VACCINE JRNL TITL 4 DESIGN IMPLICATIONS JRNL REF J.VIROL. V. 83 11862 2009 JRNL REFN ISSN 0022-538X JRNL PMID 19740978 JRNL DOI 10.1128/JVI.01604-09

REMARK 1

REMARK 2 REMARK 2 RESOLUTION. 3.23 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.0 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES, PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 3.23 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 114370.980 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 93.4 REMARK 3 NUMBER OF REFLECTIONS : 10436 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.212 REMARK 3 FREE R VALUE : 0.222 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1048 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.007 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 3.23 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 3.43 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 89.80 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1468 REMARK 3 BIN R VALUE (WORKING SET) : 0.2550 REMARK 3 BIN FREE R VALUE : 0.3010 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 9.70 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 158 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.024 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3408 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 0 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 30.70 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 1.78000 REMARK 3 B22 (A**2) : 2.08000 REMARK 3 B33 (A**2) : -3.86000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.34 REMARK 3 ESD FROM SIGMAA (A) : 0.39 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.37 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.43 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.021 REMARK 3 BOND ANGLES (DEGREES) : 2.10 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 28.00 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.44 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : OVERALL 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 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.31 REMARK 3 BSOL : 10.00 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 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 3 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL

REMARK 4 REMARK 4 1U8P COMPLIES WITH FORMAT V. 3.15, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 12-AUG-04. REMARK 100 THE RCSB ID CODE IS RCSB023385.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 21-JUL-99 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.54 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 10436 REMARK 200 RESOLUTION RANGE HIGH (A) : 3.230 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.4 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.12600 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) : 3.23 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 3.43 REMARK 200 COMPLETENESS FOR SHELL (%) : 89.8 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: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 60.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.02 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: SODIUM CITRATE, AMMONIUM SULPHATE, REMARK 280 PH 5.6, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 295K

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 29.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 88.10000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 32.50000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 88.10000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 29.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 32.50000 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: TRIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 4470 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 20050 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -24.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C 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 SER B 127 REMARK 465 SER B 128 REMARK 465 LYS B 129 REMARK 465 SER B 130 REMARK 465 THR B 131 REMARK 465 ALA B 132 REMARK 465 GLY B 190 REMARK 465 THR B 191

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 193 CG GLU A 193 CD 0.129 REMARK 500 GLU A 213 C CYS A 214 N 0.195 REMARK 500 SER B 113 C THR B 114 N 0.175 REMARK 500 THR B 114 C SER B 115 N -0.193 REMARK 500 CYS B 216 CB CYS B 216 SG 0.171 REMARK 500 TRP C 5 CB TRP C 5 CG -0.111 REMARK 500 SER C 7 CA SER C 7 C -0.162 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 CYS A 23 CA - CB - SG ANGL. DEV. = 7.8 DEGREES REMARK 500 ARG B 38 NE - CZ - NH1 ANGL. DEV. = 6.4 DEGREES REMARK 500 ARG B 38 NE - CZ - NH2 ANGL. DEV. = -6.4 DEGREES REMARK 500 ARG B 66 NE - CZ - NH1 ANGL. DEV. = 4.4 DEGREES REMARK 500 ARG B 66 NE - CZ - NH2 ANGL. DEV. = -3.2 DEGREES REMARK 500 CYS B 216 CA - CB - SG ANGL. DEV. = 10.6 DEGREES REMARK 500 SER C 7 N - CA - CB ANGL. DEV. = 9.3 DEGREES REMARK 500 SER C 7 N - CA - C ANGL. DEV. = -20.0 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 THR A 30 -132.18 51.79 REMARK 500 ALA A 51 -36.99 62.48 REMARK 500 SER A 52 -3.02 -140.83 REMARK 500 ALA A 84 -171.15 -176.18 REMARK 500 THR B 15 -15.23 72.87 REMARK 500 ALA B 100M 161.88 171.02 REMARK 500 THR B 160 -36.96 -131.26 REMARK 500 SER B 186 2.38 -51.19 REMARK 500 PRO B 213 65.55 -67.48 REMARK 500 LYS B 214 -138.99 11.65 REMARK 500 TRP C 5 39.35 -99.93 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 TYR A 86 0.07 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL

REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2F5A RELATED DB: PDB REMARK 900 RELATED ID: 2F5B RELATED DB: PDB REMARK 900 RELATED ID: 1U8H RELATED DB: PDB REMARK 900 THE SAME PROTEIN COMPLEXED WITH GP41 PEPTIDE ALDKWAS REMARK 900 RELATED ID: 1U8I RELATED DB: PDB REMARK 900 THE SAME PROTEIN COMPLEXED WITH GP41 PEPTIDE ELDKWAN REMARK 900 RELATED ID: 1U8J RELATED DB: PDB REMARK 900 THE SAME PROTEIN COMPLEXED WITH GP41 PEPTIDE ELDKWAG REMARK 900 RELATED ID: 1U8K RELATED DB: PDB REMARK 900 THE SAME PROTEIN COMPLEXED WITH GP41 PEPTIDE LELDKWASL REMARK 900 RELATED ID: 1U8L RELATED DB: PDB REMARK 900 THE SAME PROTEIN COMPLEXED WITH GP41 PEPTIDE DLDRWAS REMARK 900 RELATED ID: 1U8M RELATED DB: PDB REMARK 900 THE SAME PROTEIN COMPLEXED WITH GP41 PEPTIDE ELDKYAS REMARK 900 RELATED ID: 1U8N RELATED DB: PDB REMARK 900 THE SAME PROTEIN COMPLEXED WITH GP41 PEPTIDE ELDKFAS REMARK 900 RELATED ID: 1U8O RELATED DB: PDB REMARK 900 THE SAME PROTEIN COMPLEXED WITH GP41 PEPTIDE ELDKHAS REMARK 900 RELATED ID: 1U8Q RELATED DB: PDB REMARK 900 THE SAME PROTEIN COMPLEXED WITH GP41 PEPTIDE ELEKWAS REMARK 900 RELATED ID: 1U91 RELATED DB: PDB REMARK 900 THE SAME PROTEIN COMPLEXED WITH GP41 PEPTIDE ANALOG ENDKW- REMARK 900 [DAP]-S(CYCLIC) REMARK 900 RELATED ID: 1U92 RELATED DB: PDB REMARK 900 THE SAME PROTEIN COMPLEXED WITH GP41 PEPTIDE ANALOG E-[DAP] REMARK 900 -DKWQS(CYCLIC) REMARK 900 RELATED ID: 1U93 RELATED DB: PDB REMARK 900 THE SAME PROTEIN COMPLEXED WITH GP41 PEPTIDE ANALOG EQDKW- REMARK 900 [DAP]-S(CYCLIC) REMARK 900 RELATED ID: 1U95 RELATED DB: PDB REMARK 900 THE SAME PROTEIN COMPLEXED WITH GP41 PEPTIDE ELDHWAS

DBREF 1U8P A 1 214 PDB 1U8P 1U8P 1 214 DBREF 1U8P B 1 216 PDB 1U8P 1U8P 1 216 DBREF 1U8P C 1 7 PDB 1U8P 1U8P 1 7

SEQRES 1 A 214 ALA LEU GLN LEU THR GLN SER PRO SER SER LEU SER ALA SEQRES 2 A 214 SER VAL GLY ASP ARG ILE THR ILE THR CYS ARG ALA SER SEQRES 3 A 214 GLN GLY VAL THR SER ALA LEU ALA TRP TYR ARG GLN LYS SEQRES 4 A 214 PRO GLY SER PRO PRO GLN LEU LEU ILE TYR ASP ALA SER SEQRES 5 A 214 SER LEU GLU SER GLY VAL PRO SER ARG PHE SER GLY SER SEQRES 6 A 214 GLY SER GLY THR GLU PHE THR LEU THR ILE SER THR LEU SEQRES 7 A 214 ARG PRO GLU ASP PHE ALA THR TYR TYR CYS GLN GLN LEU SEQRES 8 A 214 HIS PHE TYR PRO HIS THR PHE GLY GLY GLY THR ARG VAL SEQRES 9 A 214 ASP VAL ARG ARG THR VAL ALA ALA PRO SER VAL PHE ILE SEQRES 10 A 214 PHE PRO PRO SER ASP GLU GLN LEU LYS SER GLY THR ALA SEQRES 11 A 214 SER VAL VAL CYS LEU LEU ASN ASN PHE TYR PRO ARG GLU SEQRES 12 A 214 ALA LYS VAL GLN TRP LYS VAL ASP ASN ALA LEU GLN SER SEQRES 13 A 214 GLY ASN SER GLN GLU SER VAL THR GLU GLN ASP SER LYS SEQRES 14 A 214 ASP SER THR TYR SER LEU SER SER THR LEU THR LEU SER SEQRES 15 A 214 LYS ALA ASP TYR GLU LYS HIS LYS VAL TYR GLU CYS GLU SEQRES 16 A 214 VAL THR HIS GLN GLY LEU SER SER PRO VAL THR LYS SER SEQRES 17 A 214 PHE ASN ARG GLY GLU CYS SEQRES 1 B 235 ARG ILE THR LEU LYS GLU SER GLY PRO PRO LEU VAL LYS SEQRES 2 B 235 PRO THR GLN THR LEU THR LEU THR CYS SER PHE SER GLY SEQRES 3 B 235 PHE SER LEU SER ASP PHE GLY VAL GLY VAL GLY TRP ILE SEQRES 4 B 235 ARG GLN PRO PRO GLY LYS ALA LEU GLU TRP LEU ALA ILE SEQRES 5 B 235 ILE TYR SER ASP ASP ASP LYS ARG TYR SER PRO SER LEU SEQRES 6 B 235 ASN THR ARG LEU THR ILE THR LYS ASP THR SER LYS ASN SEQRES 7 B 235 GLN VAL VAL LEU VAL MET THR ARG VAL SER PRO VAL ASP SEQRES 8 B 235 THR ALA THR TYR PHE CYS ALA HIS ARG ARG GLY PRO THR SEQRES 9 B 235 THR LEU PHE GLY VAL PRO ILE ALA ARG GLY PRO VAL ASN SEQRES 10 B 235 ALA MET ASP VAL TRP GLY GLN GLY ILE THR VAL THR ILE SEQRES 11 B 235 SER SER THR SER THR LYS GLY PRO SER VAL PHE PRO LEU SEQRES 12 B 235 ALA PRO SER SER LYS SER THR ALA GLY ALA ALA ALA ALA SEQRES 13 B 235 LEU GLY CYS LEU VAL LYS ASP TYR PHE PRO GLU PRO VAL SEQRES 14 B 235 THR VAL SER TRP ASN SER GLY ALA LEU THR SER GLY VAL SEQRES 15 B 235 HIS THR PHE PRO ALA VAL LEU GLN SER SER GLY LEU TYR SEQRES 16 B 235 SER LEU SER SER VAL VAL THR VAL PRO SER SER SER LEU SEQRES 17 B 235 GLY THR GLN THR TYR THR CYS ASN VAL ASN HIS LYS PRO SEQRES 18 B 235 SER ASN THR LYS VAL ASP LYS ARG VAL GLU PRO LYS SER SEQRES 19 B 235 CYS SEQRES 1 C 7 GLU CYS ASP LYS TRP CYS SER

HELIX 1 1 ARG A 79 PHE A 83 5 5 HELIX 2 2 SER A 121 LYS A 126 1 6 HELIX 3 3 LYS A 183 LYS A 188 1 6 HELIX 4 4 LEU B 63 THR B 65 5 3 HELIX 5 5 THR B 73 LYS B 75 5 3 HELIX 6 6 SER B 83 THR B 87 5 5 HELIX 7 7 ARG B 100H ASN B 100L 5 5 HELIX 8 8 SER B 156 ALA B 158 5 3 HELIX 9 9 LYS B 201 ASN B 204 5 4

SHEET 1 A 4 LEU A 4 SER A 7 0 SHEET 2 A 4 ILE A 19 ALA A 25 -1 O THR A 22 N SER A 7 SHEET 3 A 4 GLU A 70 ILE A 75 -1 O PHE A 71 N CYS A 23 SHEET 4 A 4 PHE A 62 SER A 67 -1 N SER A 63 O THR A 74 SHEET 1 B 6 SER A 10 ALA A 13 0 SHEET 2 B 6 THR A 102 VAL A 106 1 O ARG A 103 N LEU A 11 SHEET 3 B 6 ALA A 84 GLN A 90 -1 N ALA A 84 O VAL A 104 SHEET 4 B 6 LEU A 33 GLN A 38 -1 N GLN A 38 O THR A 85 SHEET 5 B 6 GLN A 45 TYR A 49 -1 O LEU A 47 N TRP A 35 SHEET 6 B 6 SER A 53 LEU A 54 -1 O SER A 53 N TYR A 49 SHEET 1 C 4 SER A 114 PHE A 118 0 SHEET 2 C 4 THR A 129 PHE A 139 -1 O VAL A 133 N PHE A 118 SHEET 3 C 4 TYR A 173 SER A 182 -1 O LEU A 179 N VAL A 132 SHEET 4 C 4 SER A 159 VAL A 163 -1 N GLN A 160 O THR A 178 SHEET 1 D 4 ALA A 153 LEU A 154 0 SHEET 2 D 4 LYS A 145 VAL A 150 -1 N VAL A 150 O ALA A 153 SHEET 3 D 4 VAL A 191 THR A 197 -1 O GLU A 193 N LYS A 149 SHEET 4 D 4 VAL A 205 ASN A 210 -1 O VAL A 205 N VAL A 196 SHEET 1 E 4 THR B 3 SER B 7 0 SHEET 2 E 4 LEU B 18 SER B 25 -1 O THR B 21 N SER B 7 SHEET 3 E 4 GLN B 77 MET B 82 -1 O MET B 82 N LEU B 18 SHEET 4 E 4 LEU B 67 ASP B 72 -1 N ASP B 72 O GLN B 77 SHEET 1 F 6 LEU B 11 VAL B 12 0 SHEET 2 F 6 ILE B 107 ILE B 111 1 O THR B 110 N VAL B 12 SHEET 3 F 6 ALA B 88 ARG B 95 -1 N TYR B 90 O ILE B 107 SHEET 4 F 6 GLY B 35 GLN B 39 -1 N ILE B 37 O PHE B 91 SHEET 5 F 6 GLU B 46 TYR B 52 -1 O GLU B 46 N ARG B 38 SHEET 6 F 6 LYS B 57 TYR B 59 -1 O ARG B 58 N ILE B 50 SHEET 1 G 4 LEU B 11 VAL B 12 0 SHEET 2 G 4 ILE B 107 ILE B 111 1 O THR B 110 N VAL B 12 SHEET 3 G 4 ALA B 88 ARG B 95 -1 N TYR B 90 O ILE B 107 SHEET 4 G 4 VAL B 102 TRP B 103 -1 O VAL B 102 N HIS B 94 SHEET 1 H 2 THR B 99 THR B 100 0 SHEET 2 H 2 PRO B 100E ALA B 100G-1 O ILE B 100F N THR B 99 SHEET 1 I 4 SER B 120 LEU B 124 0 SHEET 2 I 4 ALA B 135 TYR B 145 -1 O GLY B 139 N LEU B 124 SHEET 3 I 4 TYR B 176 PRO B 185 -1 O LEU B 178 N VAL B 142 SHEET 4 I 4 VAL B 163 THR B 165 -1 N HIS B 164 O VAL B 181 SHEET 1 J 4 SER B 120 LEU B 124 0 SHEET 2 J 4 ALA B 135 TYR B 145 -1 O GLY B 139 N LEU B 124 SHEET 3 J 4 TYR B 176 PRO B 185 -1 O LEU B 178 N VAL B 142 SHEET 4 J 4 VAL B 169 LEU B 170 -1 N VAL B 169 O SER B 177 SHEET 1 K 3 THR B 151 TRP B 154 0 SHEET 2 K 3 TYR B 194 HIS B 200 -1 O ASN B 197 N SER B 153 SHEET 3 K 3 THR B 205 VAL B 211 -1 O VAL B 211 N TYR B 194

SSBOND 1 CYS A 23 CYS A 88 1555 1555 2.06 SSBOND 2 CYS A 134 CYS A 194 1555 1555 2.04 SSBOND 3 CYS B 22 CYS B 92 1555 1555 2.13 SSBOND 4 CYS B 140 CYS B 196 1555 1555 2.01 SSBOND 5 CYS C 2 CYS C 6 1555 1555 2.00

CISPEP 1 SER A 7 PRO A 8 0 -1.32 CISPEP 2 TYR A 94 PRO A 95 0 -0.71 CISPEP 3 TYR A 140 PRO A 141 0 -0.22 CISPEP 4 PHE B 146 PRO B 147 0 -0.96 CISPEP 5 GLU B 148 PRO B 149 0 0.17

CRYST1 58.000 65.000 176.200 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 0.017241 0.000000 0.000000 0.00000

SCALE2 0.000000 0.015385 0.000000 0.00000

SCALE3 0.000000 0.000000 0.005675 0.00000