HEADER MEMBRANE PROTEIN 08-SEP-25 9Y6N TITLE EXTRACELLULAR DOMAIN OF HUMAN FAM171A2 COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROTEIN FAM171A2; COMPND 3 CHAIN: A, B, C; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: FAM171A2; SOURCE 6 EXPRESSION_SYSTEM: HOMO SAPIENS; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 9606 KEYWDS TRIMERIC, NEURONAL RECEPTOR, EXTRACELLULAR, MEMBRANE PROTEIN EXPDTA ELECTRON MICROSCOPY AUTHOR T.W.BIRD,D.COMOLETTI,E.HANSSEN,S.VALIMEHR REVDAT 1 22-JUL-26 9Y6N 0 JRNL AUTH T.BIRD,S.VALIMEHR,D.M.WOOD,Z.D.TILLETT,L.KRESIK, JRNL AUTH 2 G.MITTELSTADT,F.DE POL,D.H.MEIJER,R.C.DOBSON,J.DE WIT, JRNL AUTH 3 E.HANSSEN,D.COMOLETTI JRNL TITL THE TRIMERIC STRUCTURES OF THE EXTRACELLULAR DOMAINS OF JRNL TITL 2 FAM171A1 AND FAM171A2 NEURONAL PROTEINS BELONG TO A NOVEL JRNL TITL 3 STRUCTURAL SUPERFAMILY JRNL REF BIORXIV 2026 JRNL REFN ISSN 2692-8205 JRNL DOI 10.1101/2025.09.18.675241 REMARK 2 REMARK 2 RESOLUTION. 2.68 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 SOFTWARE PACKAGES : CRYOSPARC, PHENIX, CRYOSPARC REMARK 3 RECONSTRUCTION SCHEMA : NULL REMARK 3 REMARK 3 EM MAP-MODEL FITTING AND REFINEMENT REMARK 3 PDB ENTRY : NULL REMARK 3 REFINEMENT SPACE : NULL REMARK 3 REFINEMENT PROTOCOL : NULL REMARK 3 REFINEMENT TARGET : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE : NULL REMARK 3 REMARK 3 FITTING PROCEDURE : NULL REMARK 3 REMARK 3 EM IMAGE RECONSTRUCTION STATISTICS REMARK 3 NOMINAL PIXEL SIZE (ANGSTROMS) : NULL REMARK 3 ACTUAL PIXEL SIZE (ANGSTROMS) : NULL REMARK 3 EFFECTIVE RESOLUTION (ANGSTROMS) : 2.680 REMARK 3 NUMBER OF PARTICLES : 214056 REMARK 3 CTF CORRECTION METHOD : PHASE FLIPPING AND AMPLITUDE REMARK 3 CORRECTION REMARK 3 REMARK 3 EM RECONSTRUCTION MAGNIFICATION CALIBRATION: NULL REMARK 3 REMARK 3 OTHER DETAILS: NULL REMARK 4 REMARK 4 9Y6N COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 09-SEP-25. REMARK 100 THE DEPOSITION ID IS D_1000299844. REMARK 245 REMARK 245 EXPERIMENTAL DETAILS REMARK 245 RECONSTRUCTION METHOD : SINGLE PARTICLE REMARK 245 SPECIMEN TYPE : NULL REMARK 245 REMARK 245 ELECTRON MICROSCOPE SAMPLE REMARK 245 SAMPLE TYPE : PARTICLE REMARK 245 PARTICLE TYPE : POINT REMARK 245 NAME OF SAMPLE : TRIMERIC HUMAN FAM171A2 REMARK 245 EXTRACELLULAR DOMAIN REMARK 245 SAMPLE CONCENTRATION (MG ML-1) : NULL REMARK 245 SAMPLE SUPPORT DETAILS : NULL REMARK 245 SAMPLE VITRIFICATION DETAILS : NULL REMARK 245 SAMPLE BUFFER : NULL REMARK 245 PH : 8.00 REMARK 245 SAMPLE DETAILS : NULL REMARK 245 REMARK 245 DATA ACQUISITION REMARK 245 DATE OF EXPERIMENT : NULL REMARK 245 NUMBER OF MICROGRAPHS-IMAGES : NULL REMARK 245 TEMPERATURE (KELVIN) : NULL REMARK 245 MICROSCOPE MODEL : TFS KRIOS REMARK 245 DETECTOR TYPE : GATAN K3 BIOCONTINUUM (6K X REMARK 245 4K) REMARK 245 MINIMUM DEFOCUS (NM) : 600.00 REMARK 245 MAXIMUM DEFOCUS (NM) : 1200.00 REMARK 245 MINIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 MAXIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 NOMINAL CS : NULL REMARK 245 IMAGING MODE : BRIGHT FIELD REMARK 245 ELECTRON DOSE (ELECTRONS NM**-2) : 5000.00 REMARK 245 ILLUMINATION MODE : FLOOD BEAM REMARK 245 NOMINAL MAGNIFICATION : NULL REMARK 245 CALIBRATED MAGNIFICATION : NULL REMARK 245 SOURCE : FIELD EMISSION GUN REMARK 245 ACCELERATION VOLTAGE (KV) : 300 REMARK 245 IMAGING DETAILS : NULL REMARK 247 REMARK 247 ELECTRON MICROSCOPY REMARK 247 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM ELECTRON REMARK 247 MICROSCOPY DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE REMARK 247 THAT CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES REMARK 247 ON THESE RECORDS ARE MEANINGLESS EXCEPT FOR THE CALCULATION REMARK 247 OF THE STRUCTURE FACTORS. 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 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 LEU A 29 REMARK 465 GLU A 30 REMARK 465 VAL A 31 REMARK 465 LEU A 32 REMARK 465 PHE A 33 REMARK 465 GLN A 34 REMARK 465 GLY A 35 REMARK 465 PRO A 36 REMARK 465 SER A 37 REMARK 465 GLY A 147 REMARK 465 ALA A 148 REMARK 465 VAL A 165 REMARK 465 SER A 166 REMARK 465 SER A 197 REMARK 465 SER A 198 REMARK 465 SER A 199 REMARK 465 GLY A 200 REMARK 465 ASN A 201 REMARK 465 GLU A 240 REMARK 465 PRO A 241 REMARK 465 GLU A 296 REMARK 465 VAL A 297 REMARK 465 LEU A 298 REMARK 465 PHE A 299 REMARK 465 GLN A 300 REMARK 465 LEU B 29 REMARK 465 GLU B 30 REMARK 465 VAL B 31 REMARK 465 LEU B 32 REMARK 465 PHE B 33 REMARK 465 GLN B 34 REMARK 465 GLY B 35 REMARK 465 PRO B 36 REMARK 465 SER B 37 REMARK 465 GLY B 147 REMARK 465 ALA B 148 REMARK 465 PRO B 164 REMARK 465 VAL B 165 REMARK 465 SER B 166 REMARK 465 SER B 167 REMARK 465 SER B 197 REMARK 465 SER B 198 REMARK 465 SER B 199 REMARK 465 GLY B 200 REMARK 465 ASN B 201 REMARK 465 SER B 239 REMARK 465 GLU B 240 REMARK 465 PRO B 241 REMARK 465 GLU B 296 REMARK 465 VAL B 297 REMARK 465 LEU B 298 REMARK 465 PHE B 299 REMARK 465 GLN B 300 REMARK 465 LEU C 29 REMARK 465 GLU C 30 REMARK 465 VAL C 31 REMARK 465 LEU C 32 REMARK 465 PHE C 33 REMARK 465 GLN C 34 REMARK 465 GLY C 35 REMARK 465 PRO C 36 REMARK 465 SER C 37 REMARK 465 GLY C 147 REMARK 465 ALA C 148 REMARK 465 PRO C 164 REMARK 465 VAL C 165 REMARK 465 SER C 166 REMARK 465 SER C 167 REMARK 465 SER C 197 REMARK 465 SER C 198 REMARK 465 SER C 199 REMARK 465 GLY C 200 REMARK 465 ASN C 201 REMARK 465 SER C 239 REMARK 465 GLU C 240 REMARK 465 PRO C 241 REMARK 465 GLU C 296 REMARK 465 VAL C 297 REMARK 465 LEU C 298 REMARK 465 PHE C 299 REMARK 465 GLN C 300 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 ARG A 58 CG CD NE CZ NH1 NH2 REMARK 470 ARG A 67 CG CD NE CZ NH1 NH2 REMARK 470 ARG A 88 CG CD NE CZ NH1 NH2 REMARK 470 LYS A 113 CG CD CE NZ REMARK 470 GLU A 136 CG CD OE1 OE2 REMARK 470 ASP A 137 CG OD1 OD2 REMARK 470 ARG A 149 CG CD NE CZ NH1 NH2 REMARK 470 SER A 150 OG REMARK 470 GLN A 151 CG CD OE1 NE2 REMARK 470 ARG A 159 CG CD NE CZ NH1 NH2 REMARK 470 ARG A 162 CG CD NE CZ NH1 NH2 REMARK 470 GLN A 182 CG CD OE1 NE2 REMARK 470 GLN A 183 CG CD OE1 NE2 REMARK 470 GLU A 184 CG CD OE1 OE2 REMARK 470 ARG A 186 CG CD NE CZ NH1 NH2 REMARK 470 GLU A 224 CG CD OE1 OE2 REMARK 470 LYS A 272 CG CD CE NZ REMARK 470 GLU A 273 CG CD OE1 OE2 REMARK 470 ARG A 275 CG CD NE CZ NH1 NH2 REMARK 470 MET A 293 CG SD CE REMARK 470 LEU A 295 CG CD1 CD2 REMARK 470 GLN B 39 CG CD OE1 NE2 REMARK 470 ARG B 67 CG CD NE CZ NH1 NH2 REMARK 470 GLU B 78 CG CD OE1 OE2 REMARK 470 ARG B 88 CG CD NE CZ NH1 NH2 REMARK 470 GLU B 136 CG CD OE1 OE2 REMARK 470 ASP B 137 CG OD1 OD2 REMARK 470 ARG B 149 CG CD NE CZ NH1 NH2 REMARK 470 GLN B 151 CG CD OE1 NE2 REMARK 470 ARG B 159 CG CD NE CZ NH1 NH2 REMARK 470 ARG B 162 CG CD NE CZ NH1 NH2 REMARK 470 THR B 168 OG1 CG2 REMARK 470 GLN B 182 CG CD OE1 NE2 REMARK 470 GLN B 183 CG CD OE1 NE2 REMARK 470 GLU B 184 CG CD OE1 OE2 REMARK 470 ARG B 186 CG CD NE CZ NH1 NH2 REMARK 470 ARG B 242 CG CD NE CZ NH1 NH2 REMARK 470 LYS B 258 CG CD CE NZ REMARK 470 ARG B 275 CG CD NE CZ NH1 NH2 REMARK 470 LEU B 295 CG CD1 CD2 REMARK 470 GLN C 39 CG CD OE1 NE2 REMARK 470 GLU C 40 CG CD OE1 OE2 REMARK 470 ARG C 58 CG CD NE CZ NH1 NH2 REMARK 470 ARG C 67 CG CD NE CZ NH1 NH2 REMARK 470 GLU C 78 CG CD OE1 OE2 REMARK 470 ARG C 88 CG CD NE CZ NH1 NH2 REMARK 470 LYS C 113 CG CD CE NZ REMARK 470 GLU C 136 CG CD OE1 OE2 REMARK 470 ARG C 149 CG CD NE CZ NH1 NH2 REMARK 470 GLN C 151 CG CD OE1 NE2 REMARK 470 ARG C 159 CG CD NE CZ NH1 NH2 REMARK 470 ARG C 162 CG CD NE CZ NH1 NH2 REMARK 470 GLN C 182 CG CD OE1 NE2 REMARK 470 GLN C 183 CG CD OE1 NE2 REMARK 470 GLU C 184 CG CD OE1 OE2 REMARK 470 ARG C 186 CG CD NE CZ NH1 NH2 REMARK 470 GLU C 206 CG CD OE1 OE2 REMARK 470 ASN C 221 CG OD1 ND2 REMARK 470 GLU C 224 CG CD OE1 OE2 REMARK 470 ARG C 242 CG CD NE CZ NH1 NH2 REMARK 470 LEU C 244 CG CD1 CD2 REMARK 470 LYS C 258 CG CD CE NZ REMARK 470 ARG C 271 CG CD NE CZ NH1 NH2 REMARK 470 GLU C 273 CG CD OE1 OE2 REMARK 470 ARG C 275 CG CD NE CZ NH1 NH2 REMARK 470 LEU C 295 CG CD1 CD2 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 OG1 THR C 168 OE1 GLN C 171 2.01 REMARK 500 OH TYR A 123 O PRO B 129 2.06 REMARK 500 OH TYR B 123 O PRO C 129 2.07 REMARK 500 O PRO A 129 OH TYR C 123 2.08 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 ARG A 58 17.78 58.54 REMARK 500 ILE A 208 77.39 -111.65 REMARK 500 ASP C 137 16.75 -140.53 REMARK 500 SER C 145 73.04 57.48 REMARK 500 LEU C 244 -124.98 52.35 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-72623 RELATED DB: EMDB REMARK 900 EXTRACELLULAR DOMAIN OF HUMAN FAM171A2 DBREF 9Y6N A 36 294 UNP A2A699 F1712_MOUSE 36 294 DBREF 9Y6N B 36 294 UNP A2A699 F1712_MOUSE 36 294 DBREF 9Y6N C 36 294 UNP A2A699 F1712_MOUSE 36 294 SEQADV 9Y6N LEU A 29 UNP A2A699 EXPRESSION TAG SEQADV 9Y6N GLU A 30 UNP A2A699 EXPRESSION TAG SEQADV 9Y6N VAL A 31 UNP A2A699 EXPRESSION TAG SEQADV 9Y6N LEU A 32 UNP A2A699 EXPRESSION TAG SEQADV 9Y6N PHE A 33 UNP A2A699 EXPRESSION TAG SEQADV 9Y6N GLN A 34 UNP A2A699 EXPRESSION TAG SEQADV 9Y6N GLY A 35 UNP A2A699 EXPRESSION TAG SEQADV 9Y6N LEU A 153 UNP A2A699 TRP 153 CONFLICT SEQADV 9Y6N LEU A 295 UNP A2A699 EXPRESSION TAG SEQADV 9Y6N GLU A 296 UNP A2A699 EXPRESSION TAG SEQADV 9Y6N VAL A 297 UNP A2A699 EXPRESSION TAG SEQADV 9Y6N LEU A 298 UNP A2A699 EXPRESSION TAG SEQADV 9Y6N PHE A 299 UNP A2A699 EXPRESSION TAG SEQADV 9Y6N GLN A 300 UNP A2A699 EXPRESSION TAG SEQADV 9Y6N LEU B 29 UNP A2A699 EXPRESSION TAG SEQADV 9Y6N GLU B 30 UNP A2A699 EXPRESSION TAG SEQADV 9Y6N VAL B 31 UNP A2A699 EXPRESSION TAG SEQADV 9Y6N LEU B 32 UNP A2A699 EXPRESSION TAG SEQADV 9Y6N PHE B 33 UNP A2A699 EXPRESSION TAG SEQADV 9Y6N GLN B 34 UNP A2A699 EXPRESSION TAG SEQADV 9Y6N GLY B 35 UNP A2A699 EXPRESSION TAG SEQADV 9Y6N LEU B 153 UNP A2A699 TRP 153 CONFLICT SEQADV 9Y6N LEU B 295 UNP A2A699 EXPRESSION TAG SEQADV 9Y6N GLU B 296 UNP A2A699 EXPRESSION TAG SEQADV 9Y6N VAL B 297 UNP A2A699 EXPRESSION TAG SEQADV 9Y6N LEU B 298 UNP A2A699 EXPRESSION TAG SEQADV 9Y6N PHE B 299 UNP A2A699 EXPRESSION TAG SEQADV 9Y6N GLN B 300 UNP A2A699 EXPRESSION TAG SEQADV 9Y6N LEU C 29 UNP A2A699 EXPRESSION TAG SEQADV 9Y6N GLU C 30 UNP A2A699 EXPRESSION TAG SEQADV 9Y6N VAL C 31 UNP A2A699 EXPRESSION TAG SEQADV 9Y6N LEU C 32 UNP A2A699 EXPRESSION TAG SEQADV 9Y6N PHE C 33 UNP A2A699 EXPRESSION TAG SEQADV 9Y6N GLN C 34 UNP A2A699 EXPRESSION TAG SEQADV 9Y6N GLY C 35 UNP A2A699 EXPRESSION TAG SEQADV 9Y6N LEU C 153 UNP A2A699 TRP 153 CONFLICT SEQADV 9Y6N LEU C 295 UNP A2A699 EXPRESSION TAG SEQADV 9Y6N GLU C 296 UNP A2A699 EXPRESSION TAG SEQADV 9Y6N VAL C 297 UNP A2A699 EXPRESSION TAG SEQADV 9Y6N LEU C 298 UNP A2A699 EXPRESSION TAG SEQADV 9Y6N PHE C 299 UNP A2A699 EXPRESSION TAG SEQADV 9Y6N GLN C 300 UNP A2A699 EXPRESSION TAG SEQRES 1 A 272 LEU GLU VAL LEU PHE GLN GLY PRO SER PRO GLN GLU ILE SEQRES 2 A 272 LEU ILE LYS VAL GLN VAL TYR VAL SER GLY GLU LEU VAL SEQRES 3 A 272 PRO LEU ALA ARG ALA SER VAL ASP VAL PHE GLY ASN ARG SEQRES 4 A 272 THR LEU LEU ALA ALA GLY THR THR ASP SER GLU GLY VAL SEQRES 5 A 272 ALA THR LEU PRO LEU SER TYR ARG LEU GLY THR TRP VAL SEQRES 6 A 272 LEU VAL THR ALA ALA ARG PRO GLY PHE LEU THR ASN SER SEQRES 7 A 272 VAL PRO TRP ARG VAL ASP LYS LEU PRO LEU TYR ALA SER SEQRES 8 A 272 VAL SER LEU TYR LEU LEU PRO GLU ARG PRO ALA THR LEU SEQRES 9 A 272 ILE LEU TYR GLU ASP LEU VAL HIS ILE LEU LEU GLY SER SEQRES 10 A 272 PRO GLY ALA ARG SER GLN PRO LEU VAL GLN PHE GLN ARG SEQRES 11 A 272 ARG ALA ALA ARG LEU PRO VAL SER SER THR TYR SER GLN SEQRES 12 A 272 LEU TRP ALA SER LEU THR PRO ALA SER THR GLN GLN GLU SEQRES 13 A 272 MET ARG ALA PHE PRO ALA PHE LEU GLY THR GLU ALA SER SEQRES 14 A 272 SER SER GLY ASN GLY SER TRP LEU GLU LEU ILE PRO LEU SEQRES 15 A 272 ALA ALA VAL SER VAL HIS LEU LEU THR GLY ASN GLY THR SEQRES 16 A 272 GLU VAL PRO LEU SER GLY PRO ILE HIS LEU SER LEU PRO SEQRES 17 A 272 VAL PRO SER GLU PRO ARG ALA LEU ALA VAL GLY THR SER SEQRES 18 A 272 ILE PRO ALA TRP ARG PHE ASP PRO LYS SER GLY LEU TRP SEQRES 19 A 272 VAL ARG ASN GLY THR GLY VAL ILE ARG LYS GLU GLY ARG SEQRES 20 A 272 GLN LEU TYR TRP THR PHE VAL SER PRO GLN LEU GLY TYR SEQRES 21 A 272 TRP VAL ALA ALA MET ALA LEU GLU VAL LEU PHE GLN SEQRES 1 B 272 LEU GLU VAL LEU PHE GLN GLY PRO SER PRO GLN GLU ILE SEQRES 2 B 272 LEU ILE LYS VAL GLN VAL TYR VAL SER GLY GLU LEU VAL SEQRES 3 B 272 PRO LEU ALA ARG ALA SER VAL ASP VAL PHE GLY ASN ARG SEQRES 4 B 272 THR LEU LEU ALA ALA GLY THR THR ASP SER GLU GLY VAL SEQRES 5 B 272 ALA THR LEU PRO LEU SER TYR ARG LEU GLY THR TRP VAL SEQRES 6 B 272 LEU VAL THR ALA ALA ARG PRO GLY PHE LEU THR ASN SER SEQRES 7 B 272 VAL PRO TRP ARG VAL ASP LYS LEU PRO LEU TYR ALA SER SEQRES 8 B 272 VAL SER LEU TYR LEU LEU PRO GLU ARG PRO ALA THR LEU SEQRES 9 B 272 ILE LEU TYR GLU ASP LEU VAL HIS ILE LEU LEU GLY SER SEQRES 10 B 272 PRO GLY ALA ARG SER GLN PRO LEU VAL GLN PHE GLN ARG SEQRES 11 B 272 ARG ALA ALA ARG LEU PRO VAL SER SER THR TYR SER GLN SEQRES 12 B 272 LEU TRP ALA SER LEU THR PRO ALA SER THR GLN GLN GLU SEQRES 13 B 272 MET ARG ALA PHE PRO ALA PHE LEU GLY THR GLU ALA SER SEQRES 14 B 272 SER SER GLY ASN GLY SER TRP LEU GLU LEU ILE PRO LEU SEQRES 15 B 272 ALA ALA VAL SER VAL HIS LEU LEU THR GLY ASN GLY THR SEQRES 16 B 272 GLU VAL PRO LEU SER GLY PRO ILE HIS LEU SER LEU PRO SEQRES 17 B 272 VAL PRO SER GLU PRO ARG ALA LEU ALA VAL GLY THR SER SEQRES 18 B 272 ILE PRO ALA TRP ARG PHE ASP PRO LYS SER GLY LEU TRP SEQRES 19 B 272 VAL ARG ASN GLY THR GLY VAL ILE ARG LYS GLU GLY ARG SEQRES 20 B 272 GLN LEU TYR TRP THR PHE VAL SER PRO GLN LEU GLY TYR SEQRES 21 B 272 TRP VAL ALA ALA MET ALA LEU GLU VAL LEU PHE GLN SEQRES 1 C 272 LEU GLU VAL LEU PHE GLN GLY PRO SER PRO GLN GLU ILE SEQRES 2 C 272 LEU ILE LYS VAL GLN VAL TYR VAL SER GLY GLU LEU VAL SEQRES 3 C 272 PRO LEU ALA ARG ALA SER VAL ASP VAL PHE GLY ASN ARG SEQRES 4 C 272 THR LEU LEU ALA ALA GLY THR THR ASP SER GLU GLY VAL SEQRES 5 C 272 ALA THR LEU PRO LEU SER TYR ARG LEU GLY THR TRP VAL SEQRES 6 C 272 LEU VAL THR ALA ALA ARG PRO GLY PHE LEU THR ASN SER SEQRES 7 C 272 VAL PRO TRP ARG VAL ASP LYS LEU PRO LEU TYR ALA SER SEQRES 8 C 272 VAL SER LEU TYR LEU LEU PRO GLU ARG PRO ALA THR LEU SEQRES 9 C 272 ILE LEU TYR GLU ASP LEU VAL HIS ILE LEU LEU GLY SER SEQRES 10 C 272 PRO GLY ALA ARG SER GLN PRO LEU VAL GLN PHE GLN ARG SEQRES 11 C 272 ARG ALA ALA ARG LEU PRO VAL SER SER THR TYR SER GLN SEQRES 12 C 272 LEU TRP ALA SER LEU THR PRO ALA SER THR GLN GLN GLU SEQRES 13 C 272 MET ARG ALA PHE PRO ALA PHE LEU GLY THR GLU ALA SER SEQRES 14 C 272 SER SER GLY ASN GLY SER TRP LEU GLU LEU ILE PRO LEU SEQRES 15 C 272 ALA ALA VAL SER VAL HIS LEU LEU THR GLY ASN GLY THR SEQRES 16 C 272 GLU VAL PRO LEU SER GLY PRO ILE HIS LEU SER LEU PRO SEQRES 17 C 272 VAL PRO SER GLU PRO ARG ALA LEU ALA VAL GLY THR SER SEQRES 18 C 272 ILE PRO ALA TRP ARG PHE ASP PRO LYS SER GLY LEU TRP SEQRES 19 C 272 VAL ARG ASN GLY THR GLY VAL ILE ARG LYS GLU GLY ARG SEQRES 20 C 272 GLN LEU TYR TRP THR PHE VAL SER PRO GLN LEU GLY TYR SEQRES 21 C 272 TRP VAL ALA ALA MET ALA LEU GLU VAL LEU PHE GLN HELIX 1 AA1 GLN A 157 ALA A 161 5 5 HELIX 2 AA2 GLN A 183 ALA A 187 5 5 HELIX 3 AA3 GLN B 157 ALA B 161 5 5 HELIX 4 AA4 GLN B 183 PHE B 188 5 6 HELIX 5 AA5 ARG C 159 ALA C 161 5 3 HELIX 6 AA6 GLN C 183 ALA C 187 5 5 SHEET 1 AA113 VAL A 80 TYR A 87 0 SHEET 2 AA113 GLN A 39 VAL A 49 -1 N ILE A 41 O LEU A 85 SHEET 3 AA113 TYR A 117 LEU A 124 1 O VAL A 120 N GLN A 46 SHEET 4 AA113 THR B 131 TYR B 135 -1 O LEU B 134 N TYR A 117 SHEET 5 AA113 LEU B 138 LEU B 142 -1 O HIS B 140 N ILE B 133 SHEET 6 AA113 LEU B 153 PHE B 156 -1 O VAL B 154 N ILE B 141 SHEET 7 AA113 ILE B 231 VAL B 237 -1 O SER B 234 N LEU B 153 SHEET 8 AA113 GLN B 276 SER B 283 -1 O SER B 283 N ILE B 231 SHEET 9 AA113 TRP B 262 GLU B 273 -1 N ARG B 271 O TYR B 278 SHEET 10 AA113 SER B 249 PHE B 255 -1 N ALA B 252 O GLY B 266 SHEET 11 AA113 GLY B 287 ALA B 291 -1 O VAL B 290 N TRP B 253 SHEET 12 AA113 ALA B 211 LEU B 218 -1 N VAL B 213 O TRP B 289 SHEET 13 AA113 TRP B 173 ALA B 179 -1 N TRP B 173 O LEU B 218 SHEET 1 AA211 VAL A 80 TYR A 87 0 SHEET 2 AA211 GLN A 39 VAL A 49 -1 N ILE A 41 O LEU A 85 SHEET 3 AA211 TYR A 117 LEU A 124 1 O VAL A 120 N GLN A 46 SHEET 4 AA211 THR B 131 TYR B 135 -1 O LEU B 134 N TYR A 117 SHEET 5 AA211 LEU B 138 LEU B 142 -1 O HIS B 140 N ILE B 133 SHEET 6 AA211 LEU B 153 PHE B 156 -1 O VAL B 154 N ILE B 141 SHEET 7 AA211 ILE B 231 VAL B 237 -1 O SER B 234 N LEU B 153 SHEET 8 AA211 GLN B 276 SER B 283 -1 O SER B 283 N ILE B 231 SHEET 9 AA211 TRP B 262 GLU B 273 -1 N ARG B 271 O TYR B 278 SHEET 10 AA211 LEU B 192 THR B 194 1 N THR B 194 O TRP B 262 SHEET 11 AA211 LEU B 205 GLU B 206 -1 O LEU B 205 N GLY B 193 SHEET 1 AA3 4 LEU A 69 THR A 74 0 SHEET 2 AA3 4 SER A 60 PHE A 64 -1 N VAL A 63 O LEU A 70 SHEET 3 AA3 4 VAL A 93 ALA A 98 -1 O THR A 96 N ASP A 62 SHEET 4 AA3 4 ASN A 105 TRP A 109 -1 O TRP A 109 N VAL A 93 SHEET 1 AA4 7 TRP A 173 ALA A 179 0 SHEET 2 AA4 7 ALA A 211 LEU A 218 -1 O LEU A 218 N TRP A 173 SHEET 3 AA4 7 GLY A 287 ALA A 291 -1 O GLY A 287 N VAL A 215 SHEET 4 AA4 7 SER A 249 PHE A 255 -1 N TRP A 253 O VAL A 290 SHEET 5 AA4 7 TRP A 262 GLU A 273 -1 O VAL A 263 N ARG A 254 SHEET 6 AA4 7 LEU A 192 THR A 194 1 N THR A 194 O TRP A 262 SHEET 7 AA4 7 LEU A 205 GLU A 206 -1 O LEU A 205 N GLY A 193 SHEET 1 AA513 TRP A 173 ALA A 179 0 SHEET 2 AA513 ALA A 211 LEU A 218 -1 O LEU A 218 N TRP A 173 SHEET 3 AA513 GLY A 287 ALA A 291 -1 O GLY A 287 N VAL A 215 SHEET 4 AA513 SER A 249 PHE A 255 -1 N TRP A 253 O VAL A 290 SHEET 5 AA513 TRP A 262 GLU A 273 -1 O VAL A 263 N ARG A 254 SHEET 6 AA513 GLN A 276 SER A 283 -1 O TYR A 278 N ARG A 271 SHEET 7 AA513 ILE A 231 VAL A 237 -1 N LEU A 233 O PHE A 281 SHEET 8 AA513 LEU A 153 PHE A 156 -1 N GLN A 155 O HIS A 232 SHEET 9 AA513 LEU A 138 LEU A 142 -1 N ILE A 141 O VAL A 154 SHEET 10 AA513 THR A 131 TYR A 135 -1 N ILE A 133 O HIS A 140 SHEET 11 AA513 PRO C 115 LEU C 124 -1 O LEU C 116 N LEU A 134 SHEET 12 AA513 GLN C 39 VAL C 49 1 N GLN C 46 O VAL C 120 SHEET 13 AA513 VAL C 80 TYR C 87 -1 O ALA C 81 N VAL C 45 SHEET 1 AA613 VAL B 80 TYR B 87 0 SHEET 2 AA613 GLN B 39 VAL B 49 -1 N VAL B 45 O ALA B 81 SHEET 3 AA613 TYR B 117 LEU B 124 1 O VAL B 120 N GLN B 46 SHEET 4 AA613 THR C 131 LEU C 134 -1 O LEU C 134 N TYR B 117 SHEET 5 AA613 LEU C 138 LEU C 142 -1 O HIS C 140 N ILE C 133 SHEET 6 AA613 LEU C 153 GLN C 157 -1 O PHE C 156 N VAL C 139 SHEET 7 AA613 ILE C 231 VAL C 237 -1 O HIS C 232 N GLN C 155 SHEET 8 AA613 GLN C 276 SER C 283 -1 O SER C 283 N ILE C 231 SHEET 9 AA613 TRP C 262 GLU C 273 -1 N ARG C 271 O TYR C 278 SHEET 10 AA613 ILE C 250 PHE C 255 -1 N ILE C 250 O GLY C 268 SHEET 11 AA613 GLY C 287 ALA C 291 -1 O VAL C 290 N TRP C 253 SHEET 12 AA613 ALA C 211 LEU C 218 -1 N VAL C 213 O TRP C 289 SHEET 13 AA613 TRP C 173 ALA C 179 -1 N TRP C 173 O LEU C 218 SHEET 1 AA711 VAL B 80 TYR B 87 0 SHEET 2 AA711 GLN B 39 VAL B 49 -1 N VAL B 45 O ALA B 81 SHEET 3 AA711 TYR B 117 LEU B 124 1 O VAL B 120 N GLN B 46 SHEET 4 AA711 THR C 131 LEU C 134 -1 O LEU C 134 N TYR B 117 SHEET 5 AA711 LEU C 138 LEU C 142 -1 O HIS C 140 N ILE C 133 SHEET 6 AA711 LEU C 153 GLN C 157 -1 O PHE C 156 N VAL C 139 SHEET 7 AA711 ILE C 231 VAL C 237 -1 O HIS C 232 N GLN C 155 SHEET 8 AA711 GLN C 276 SER C 283 -1 O SER C 283 N ILE C 231 SHEET 9 AA711 TRP C 262 GLU C 273 -1 N ARG C 271 O TYR C 278 SHEET 10 AA711 LEU C 192 THR C 194 1 N LEU C 192 O TRP C 262 SHEET 11 AA711 LEU C 205 GLU C 206 -1 O LEU C 205 N GLY C 193 SHEET 1 AA8 4 LEU B 69 THR B 74 0 SHEET 2 AA8 4 SER B 60 PHE B 64 -1 N VAL B 63 O LEU B 70 SHEET 3 AA8 4 TRP B 92 ALA B 98 -1 O ALA B 98 N SER B 60 SHEET 4 AA8 4 ASN B 105 ARG B 110 -1 O TRP B 109 N VAL B 93 SHEET 1 AA9 4 THR C 68 THR C 74 0 SHEET 2 AA9 4 SER C 60 GLY C 65 -1 N GLY C 65 O THR C 68 SHEET 3 AA9 4 TRP C 92 ALA C 98 -1 O ALA C 98 N SER C 60 SHEET 4 AA9 4 ASN C 105 ARG C 110 -1 O TRP C 109 N VAL C 93 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 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 1.000000 0.000000 0.000000 0.00000 SCALE2 0.000000 1.000000 0.000000 0.00000 SCALE3 0.000000 0.000000 1.000000 0.00000 MASTER 296 0 0 6 80 0 0 6 5383 3 0 63 END