STRUCTURAL BIOLOGY & CHEMICAL EVIDENCEDataset v1.2 · Phase 6D · Comparative experimental recognition environments

Measured experimental coordinates · Phase 6C.1

4FU6 · PSIP1 PWWP1

Source chain A, canonical annotation-core residues 1–64. X-RAY DIFFRACTION · reported 2.1 Å. Original-coordinate SHA-256: c7b1a6796642837ff46e44d9b86d2e1909fbbde3bd2e50e2c5af0965dbb26319.

62Core residues with observed coordinates (64 annotated)
18Missing heavy side-chain atoms in observed core
1Experimental models evaluated
0Source-supported ligand environments

Open deposited-coordinate molecular viewer Protein/domain context Original PDB entry

Model-aware structural assessment

Counts concern the annotated PWWP core. Different NMR models are evaluated independently, without averaging their coordinates into an artificial model.

ModelCore residues observedMissing backboneMissing side-chain (union)Missing side-chain (consistent conformer)Partial occupancy residuesUnassessable chemistry
1622181800

Experimental ligand environments

Only separately source-classified research ligands are listed. Native annotation-core contacts and broader Pfam-fold contacts are identified separately. A simple distance is not an experimental affinity or density-quality score.

No verified research-ligand local environment is assigned to this chain/domain. It may be apo, structurally incomplete, or lack the necessary source-role verification.

Residue-level coordinate and atom completeness

"Missing" applies only to residues with observed atoms and supported chemical templates. Unobserved residues are reported separately. Alternate-conformer union presence is distinct from a single internally consistent conformer.

Canonical / entity positionComponentObservedMissing backboneMissing side-chain (union)Missing side-chain (consistent)Alt & occupancy
1 / 19METYes————; occupancy ≥ 1.0
2 / 20THRYes————; occupancy ≥ 1.0
3 / 21ARGYes————; occupancy ≥ 1.0
4 / 22ASPYes————; occupancy ≥ 1.0
5 / 23PHEYes————; occupancy ≥ 1.0
6 / 24LYSYes—NZNZ—; occupancy ≥ 1.0
7 / 25PROYes————; occupancy ≥ 1.0
8 / 26GLYYes————; occupancy ≥ 1.0
9 / 27ASPYes————; occupancy ≥ 1.0
10 / 28LEUYes————; occupancy ≥ 1.0
11 / 29ILEYes————; occupancy ≥ 1.0
12 / 30PHEYes————; occupancy ≥ 1.0
13 / 31ALAYes————; occupancy ≥ 1.0
14 / 32LYSYes————; occupancy ≥ 1.0
15 / 33METYes————; occupancy ≥ 1.0
16 / 34LYSYes—CD, CE, NZCD, CE, NZ—; occupancy ≥ 1.0
17 / 35GLYYes————; occupancy ≥ 1.0
18 / 36TYRYes————; occupancy ≥ 1.0
19 / 37PROYes————; occupancy ≥ 1.0
20 / 38HISYes————; occupancy ≥ 1.0
21 / 39TRPYes————; occupancy ≥ 1.0
22 / 40PROYes————; occupancy ≥ 1.0
23 / 41ALAYes————; occupancy ≥ 1.0
24 / 42ARGYes————; occupancy ≥ 1.0
25 / 43VALYes————; occupancy ≥ 1.0
26 / 44ASPYes————; occupancy ≥ 1.0
27 / 45GLUYes—OE1, OE2OE1, OE2—; occupancy ≥ 1.0
28 / 46VALYes—CG1, CG2CG1, CG2—; occupancy ≥ 1.0
29 / 47PROYes————; occupancy ≥ 1.0
30 / 48ASPYesC, OCB, CG, OD1, OD2CB, CG, OD1, OD2—; occupancy ≥ 1.0
31 / 49GLYNo coordinates————
32 / 50ALANo coordinates————
33 / 51VALYes—CG1, CG2CG1, CG2—; occupancy ≥ 1.0
34 / 52LYSYes—CD, CE, CG, NZCD, CE, CG, NZ—; occupancy ≥ 1.0
35 / 53PROYes————; occupancy ≥ 1.0
36 / 54PROYes————; occupancy ≥ 1.0
37 / 55THRYes————; occupancy ≥ 1.0
38 / 56ASNYes————; occupancy ≥ 1.0
39 / 57LYSYes————; occupancy ≥ 1.0
40 / 58LEUYes————; occupancy ≥ 1.0
41 / 59PROYes————; occupancy ≥ 1.0
42 / 60ILEYes————; occupancy ≥ 1.0
43 / 61PHEYes————; occupancy ≥ 1.0
44 / 62PHEYes————; occupancy ≥ 1.0
45 / 63PHEYes————; occupancy ≥ 1.0
46 / 64GLYYes————; occupancy ≥ 1.0
47 / 65THRYes————; occupancy ≥ 1.0
48 / 66HISYes————; occupancy ≥ 1.0
49 / 67GLUYes————; occupancy ≥ 1.0
50 / 68THRYes————; occupancy ≥ 1.0
51 / 69ALAYes————; occupancy ≥ 1.0
52 / 70PHEYes————; occupancy ≥ 1.0
53 / 71LEUYes————; occupancy ≥ 1.0
54 / 72GLYYes————; occupancy ≥ 1.0
55 / 73PROYes————; occupancy ≥ 1.0
56 / 74LYSYes————; occupancy ≥ 1.0
57 / 75ASPYes————; occupancy ≥ 1.0
58 / 76ILEYes————; occupancy ≥ 1.0
59 / 77PHEYes————; occupancy ≥ 1.0
60 / 78PROYes————; occupancy ≥ 1.0
61 / 79TYRYes————; occupancy ≥ 1.0
62 / 80SERYes————; occupancy ≥ 1.0
63 / 81GLUYes————; occupancy ≥ 1.0
64 / 82ASNYes————; occupancy ≥ 1.0

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